• Peripherals
– All digital peripheral pins can be routed to any
GPIO
– Four general-purpose timer modules (eight 16-
bit or four 32-bit timers, PWM each)
– 12-bit ADC, 200-ksamples/s, 8-channel analog
MUX
– UART, I2C, and I2S
– 2× SSI (SPI, MICROWIRE, TI)
– Real-time clock (RTC)
– AES-128 security module
– True random number generator (TRNG)
– Integrated temperature sensor
• External system
– On-chip internal DC/DC converter
– Seamless integration with CC2590 and CC2592
range extenders
– Very few external components
– Pin compatible with the SimpleLink™ CC2640,
CC2640R2F, and CC2650 devices in 5‑mm ×
5‑mm and 7‑mm x 7‑mm VQFN packages
CC2640R2L
SWRS250 –JUNE 2020
– Pin compatible with the SimpleLink™ CC2642R
and CC2652R devices in 7‑mm x 7‑mm VQFN
packages
– Pin compatible with the SimpleLink™ CC1350
device in 5‑mm × 5‑mm VQFN packages
• Low power
– Wide supply voltage range
– Normal operation: 1.8 to 3.8 V
– External regulator mode: 1.7 to 1.95 V
– Active-mode RX: 5.9 mA
– Active-mode TX at 0 dBm: 6.1 mA
– Active-mode TX at +5 dBm: 9.1 mA
– Active-mode MCU: 61 µA/MHz
– Active-mode MCU: 48.5 CoreMark/mA
– Standby: 1.5 µA (RTC running and RAM/CPU
retention)
– Shutdown: 100 nA (wake up on external events)
• RF section
– 2.4-GHz RF transceiver compatible with
Bluetooth low energy 5.1 and earlier LE
specifications
– Excellent receiver sensitivity (–97 dBm for BLE),
selectivity, and blocking performance
– Link budget of 102 dB for BLE
– Programmable output power up to +5 dBm
– Single-ended or differential RF interface
– Suitable for systems targeting compliance with
worldwide radio frequency regulations
– ETSI EN 300 328 (Europe)
– EN 300 440 Class 2 (Europe)
– FCC CFR47 Part 15 (US)
– ARIB STD-T66 (Japan)
• Development Tools and Software
– Full-feature development kits
– Multiple reference designs
– SmartRF™ Studio
– IAR Embedded Workbench®for Arm
®
– Code Composer Studio™ Integrated
Development Environment (IDE)
– Code Composer Studio™ Cloud IDE
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
CC2640R2L
SWRS250 –JUNE 2020
1.2Applications
•Home and Building Automation
– Connected appliances
– Lighting
– Smart locks
– Gateways
– Security Systems
•Industrial
– Factory automation
– Asset tracking and management
– HMI
– Access control
•Electronic Point Of Sale (EPOS)
– Electronic Shelf Label (ESL)
1.3Description
www.ti.com
•Health and Medical
– Electronic thermometers
– SpO2
– Blood glucose monitors and blood pressure
monitors
– Weigh scales
– Hearing aids
•Sports and Fitness
– Wearable fitness and activity monitors
– Smart trackers
– Patient monitors
– Fitness machines
•HID
– Gaming
– Pointing devices (wireless keyboard and
mouse)
The CC2640R2L device is a 2.4 GHz wireless microcontroller (MCU) supporting Bluetooth®5.1 Low
Energy and Proprietary 2.4 GHz applications. The device is optimized for low-power wireless
communication and advanced sensing in building security systems, HVAC, asset tracking, and medical
markets, and applications where industrial performance is required. The highlighted features of this device
include:
•Support for Bluetooth®5.1 features: LE Coded PHYs (Long Range), LE 2-Mbit PHY (High Speed),
Advertising Extensions, Multiple Advertisement Sets, as well as backwards compatibility and support
for key features from the Bluetooth®5.0 and earlier Low Energy specifications.
•Fully-qualified Bluetooth®5.1 software protocol stack included with the SimpleLink™ CC2640R2
Software Development Kit (SDK) for developing applications on the powerful Arm®Cortex®-M3
processor.
•Longer battery life wireless applications with low standby current of 1.5 µA with full RAM retention.
•Dedicated software controlled radio controller (Arm®Cortex®-M0) providing flexible low-power RF
transceiver capability to support multiple physical layers and RF standards, such as real-time
localization (RTLS) technologies.
•Excellent radio sensitivity and robustness (selectivity and blocking) performance for Bluetooth®Low
Energy (-103 dBm for 125-kbps LE Coded PHY).
The CC2640R2L device is part of the SimpleLink™ microcontroller (MCU) platform, which consists of WiFi®, Bluetooth Low Energy, Thread, ZigBee®, Sub-1 GHz MCUs, and host MCUs that all share a common,
easy-to-use development environment with a single core software development kit (SDK) and rich tool set.
A one-time integration of the SimpleLink™ platform enables you to add any combination of the portfolio’s
devices into your design, allowing 100 percent code reuse when your design requirements change. For
more information, visit SimpleLink™ MCU platform.
PART NUMBERPACKAGEBODY SIZE (NOM)
CC2640R2LRGZVQFN (48)7.00 mm × 7.00 mm
CC2640R2LRHBVQFN (32)5.00 mm × 5.00 mm
(1) The package designator replaces the xxx in device name to form a complete device name, RGZ is 7-mm × 7-mm VQFN48, RHB is 5-
mm × 5-mm VQFN32, RSM is 4-mm × 4-mm VQFN32, and YFV is 2.7-mm × 2.7-mm DSBGA.
(2) CC2640R2L devices contain Bluetooth Low Energy Host and Controller libraries in ROM, leaving more of the 128KB Flash memory
available for the customer application when used with supported BLE-Stack software protocol stack releases. Actual use of ROM and
Flash memory by the protocol stack may vary depending on device software configuration. See www.ti.com for more details.
(3) The CC2650 device supports all PHYs and can be reflashed to run all the supported standards.
(2)
(2)
Bluetooth low energy
(Normal, High Speed, Long Range)
Bluetooth low energy
(Normal, High Speed, Long Range)
(3)
1282031, 15RGZ, RHB
1282031, 15, 14, 10RGZ, RHB, YFV, RSM
1282031, 15, 10RGZ, RHB, RSM
3.1Related Products
TI's Wireless Connectivity
The wireless connectivity portfolio offers a wide selection of low-power RF solutions suitable
for a broad range of applications. The offerings range from fully customized solutions to turn
key offerings with pre-certified hardware and software (protocol).
TI's SimpleLink™ Sub-1 GHz Wireless MCUs
Long-range, low-power wireless connectivity solutions are offered in a wide range of
Sub-1 GHz ISM bands.
Companion Products
Review products that are frequently purchased or used in conjunction with this product.
SimpleLink™ CC2640R2 Wireless MCU LaunchPad™ Development Kit
The CC2640R2 LaunchPad ™ development kit brings easy Bluetooth®low energy (BLE)
connection to the LaunchPad ecosystem with the SimpleLink ultra-low power CC26xx family
of devices. Compared to the CC2650 LaunchPad, the CC2640R2 LaunchPad provides the
following:
•More free flash memory for the user application in the CC2640R2 wireless MCU
•Out-of-the-box support for Bluetooth 4.2 specification
•4× faster Over-the-Air download speed compared to Bluetooth 4.1
SimpleLink™ Bluetooth low energy/Multi-standard SensorTag
The new SensorTag IoT kit invites you to realize your cloud-connected product idea. The
new SensorTag now includes 10 low-power MEMS sensors in a tiny red package. And it is
expandable with DevPacks to make it easy to add your own sensors or actuators.
Reference Designs Find reference designs leveraging the best in TI technology to solve your system-
RESET_N35Digital inputReset, active-low. No internal pullup.
RF_P1RF I/O
RF_N2RF I/O
Positive RF input signal to LNA during RX
Positive RF output signal to PA during TX
Negative RF input signal to LNA during RX
Negative RF output signal to PA during TX
VDDR45Power1.7-V to 1.95-V supply, typically connect to output of internal DC/DC
VDDR_RF48Power1.7-V to 1.95-V supply, typically connect to output of internal DC/DC
(1) For more details, see the technical reference manual (listed in Section 8.3).
(2) Do not supply external circuitry from this pin.
(3) For design consideration regarding noise immunity for this pin, see the JTAG Interface chapter in the CC13x0, CC26x0 SimpleLink™
Wireless MCU Technical Reference Manual
(4) If internal DC/DC is not used, this pin is supplied internally from the main LDO.
(5) If internal DC/DC is not used, this pin must be connected to VDDR for supply from the main LDO.
DCDC_SW17PowerOutput from internal DC/DC
DCOUPL12Power1.27-V regulated digital-supply decoupling
DIO_06Digital I/OGPIO
DIO_17Digital I/OGPIO
DIO_28Digital I/OGPIO, high-drive capability
DIO_39Digital I/OGPIO, high-drive capability
DIO_410Digital I/OGPIO, high-drive capability
DIO_515Digital I/OGPIO, High drive capability, JTAG_TDO
DIO_616Digital I/OGPIO, High drive capability, JTAG_TDI
DIO_720Digital/Analog I/OGPIO, Analog
DIO_821Digital/Analog I/OGPIO, Analog
DIO_922Digital/Analog I/OGPIO, Analog
DIO_1023Digital/Analog I/OGPIO, Analog
DIO_1124Digital/Analog I/OGPIO, Analog
DIO_1225Digital/Analog I/OGPIO, Analog
DIO_1326Digital/Analog I/OGPIO, Analog
DIO_1427Digital/Analog I/OGPIO, Analog
JTAG_TMSC13Digital I/OJTAG TMSC, high-drive capability
JTAG_TCKC14Digital I/OJTAG TCKC
(3)
RESET_N19Digital inputReset, active-low. No internal pullup.
RF_N2RF I/O
RF_P1RF I/O
Negative RF input signal to LNA during RX,
Negative RF output signal to PA during TX
Positive RF input signal to LNA during RX,
Positive RF output signal to PA during TX
RX_TX3RF I/OOptional bias pin for the RF LNA
VDDR29Power1.7-V to 1.95-V supply, typically connect to output of internal DC/DC
VDDR_RF32Power1.7-V to 1.95-V supply, typically connect to output of internal DC/DC
VDDS28Power1.8-V to 3.8-V main chip supply
VDDS211Power1.8-V to 3.8-V GPIO supply
VDDS_DCDC18Power1.8-V to 3.8-V DC/DC supply
X32K_Q14Analog I/O32-kHz crystal oscillator pin 1
X32K_Q25Analog I/O32-kHz crystal oscillator pin 2
X24M_N30Analog I/O24-MHz crystal oscillator pin 1
X24M_P31Analog I/O24-MHz crystal oscillator pin 2
EGPPowerGround – exposed ground pad
(1) See technical reference manual (listed in Section 8.3) for more details.
(2) Do not supply external circuitry from this pin.
(3) For design consideration regarding noise immunity for this pin, see the JTAG Interface chapter in the CC13x0, CC26x0 SimpleLink™
Wireless MCU Technical Reference Manual
(4) If internal DC/DC is not used, this pin is supplied internally from the main LDO.
(5) If internal DC/DC is not used, this pin must be connected to VDDR for supply from the main LDO.
over operating free-air temperature range (unless otherwise noted)
Supply voltage (VDDS, VDDS2,
and VDDS3)
Supply voltage (VDDS
VDDR)
Voltage on any digital pin
Voltage on crystal oscillator pins, X32K_Q1, X32K_Q2, X24M_N and X24M_P–0.3VDDR + 0.3, max 2.25V
Voltage on ADC input (Vin)
Input RF level5 dBm
T
stg
(1) All voltage values are with respect to ground, unless otherwise noted.
(2) Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings
only, and functional operation of the device at these or any other conditions beyond those indicated under Recommended Operating
Conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
(3) In external regulator mode, VDDS2 and VDDS3 must be at the same potential as VDDS.
(4) Including analog-capable DIO.
(5) Each pin is referenced to a specific VDDSx (VDDS, VDDS2 or VDDS3). For a pin-to-VDDS mapping table, see Table 6-2.
(3)
and
(4)(5)
VDDR supplied by internal DC/DC regulator or
internal GLDO. VDDS_DCDC connected to VDDS on
PCB
External regulator mode (VDDS and VDDR pins
connected on PCB)
Voltage scaling enabled–0.3VDDS
Voltage scaling disabled, VDDS as reference–0.3VDDS / 2.9
(1) JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.
(2) JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.
Electrostatic discharge
(RHB and RGZ packages)
ANSI/ESDA/JEDEC JS001
Charged device model (CDM), per JESD22-
(2)
C101
(1)
All pins±2500
RF pins±500
Non-RF pins±500
5.3Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
MINMAX UNIT
Ambient temperature–4085°C
Operating supply
voltage (VDDS and
VDDR), external
regulator mode
Operating supply
voltage VDDS
Operating supply
voltages VDDS2 and
VDDS3
Operating supply
voltages VDDS2 and
VDDS3
For operation in 1.8-V systems
(VDDS and VDDR pins connected on PCB, internal DC/DC cannot be used)
For operation in battery-powered and 3.3-V systems
(internal DC/DC can be used to minimize power consumption)
Measured on the TI CC2650EM-5XD reference design with Tc= 25°C, V
otherwise noted.
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
Reset. RESET_N pin asserted or VDDS below
Power-on-Reset threshold
Shutdown. No clocks running, no retention150
Standby. With RTC, CPU, RAM and (partial)
register retention. RCOSC_LF
Standby. With RTC, CPU, RAM and (partial)
register retention. XOSC_LF
Standby. With Cache, RTC, CPU, RAM and
(partial) register retention. RCOSC_LF
I
core
Core current consumption
Peripheral Current Consumption (Adds to core current I
Peripheral power domainDelta current with domain enabled50µA
Serial power domainDelta current with domain enabled13µA
RF Core
µDMADelta current with clock enabled, module idle165µA
I
peri
TimersDelta current with clock enabled, module idle113µA
I2CDelta current with clock enabled, module idle12µA
I2SDelta current with clock enabled, module idle36µA
SSIDelta current with clock enabled, module idle93µA
UARTDelta current with clock enabled, module idle164µA
(1) Single-ended RF mode is optimized for size and power consumption. Measured on CC2650EM-4XS.
(2) Differential RF mode is optimized for RF performance. Measured on CC2650EM-5XD.
(3) I
is not supported in Standby or Shutdown.
peri
Standby. With Cache, RTC, CPU, RAM and
(partial) register retention. XOSC_LF
Idle. Supply Systems and RAM powered.650
Active. Core running CoreMark
Radio RX
Radio RX
Radio TX, 0-dBm output power
Radio TX, 0-dBm output power
Radio TX, 5-dBm output power
(1)
(2)
(1)
(2)
(2)
for each peripheral unit activated)
core
Delta current with power domain enabled, clock
enabled, RF core idle
per row before erase
Flash retention105°C11.4
Flash page/sector erase currentAverage delta current12.6mA
Flash page/sector size4KB
Flash write currentAverage delta current, 4 bytes at a time8.15mA
Flash page/sector erase time
Flash write time
(1) Aborting flash during erase or program modes is not a safe operation.
(2) Each row is 2048 bits (or 256 Bytes) wide.
(3) This number is dependent on Flash aging and will increase over time and erase cycles.
Measured on the TI CC2650EM-5XD reference design with Tc= 25°C, V
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
Out-of-band blocking
Out-of-band blocking2003 MHz to 2399 MHz–5dBm
Out-of-band blocking2484 MHz to 2997 MHz–8dBm
Out-of-band blocking3000 MHz to 12.75 GHz–10dBm
Intermodulation
Spurious emissions,
30 to 1000 MHz
Spurious emissions,
1 to 12.75 GHz
RSSI dynamic range70dB
RSSI accuracy±4dB
(3) Excluding one exception at F
(3)
30 MHz to 2000 MHz–20dBm
Wanted signal at 2402 MHz, –64 dBm. Two
interferers at 2405 and 2408 MHz respectively, at
the given power level
Conducted measurement in a 50-Ω single-ended
load. Suitable for systems targeting compliance with
EN 300 328, EN 300 440 class 2, FCC CFR47, Part
15 and ARIB STD-T-66
Conducted measurement in a 50-Ω single-ended
load. Suitable for systems targeting compliance with
EN 300 328, EN 300 440 class 2, FCC CFR47, Part
15 and ARIB STD-T-66
/ 2, per Bluetooth Specification.
wanted
= 3.0 V, fRF= 2440 MHz, unless otherwise noted.
DDS
–34dBm
–71dBm
–62dBm
5.11 1-Mbps GFSK (Bluetooth low energy) – TX
Measured on the TI CC2650EM-5XD reference design with Tc= 25°C, V
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
Output power, highest setting
Output power, highest setting
Output power, lowest settingDelivered to a single-ended 50-Ω load through a balun–21dBm
Spurious emission conducted
measurement
(1)
(1) Suitable for systems targeting compliance with worldwide radio-frequency regulations ETSI EN 300 328 and EN 300 440 Class 2
(Europe), FCC CFR47 Part 15 (US), and ARIB STD-T66 (Japan).
Differential mode, delivered to a single-ended 50-Ω load
through a balun
Measured on CC2650EM-4XS, delivered to a single-ended
50-Ω load
f < 1 GHz, outside restricted bands–43dBm
f < 1 GHz, restricted bands ETSI–65dBm
f < 1 GHz, restricted bands FCC–71dBm
f > 1 GHz, including harmonics–46dBm
= 3.0 V, fRF= 2440 MHz, unless otherwise noted.
DDS
5dBm
2dBm
5.12 2-Mbps GFSK (Bluetooth 5) – RX
Measured on the TI CC2650EM-5XD reference design with Tc= 25°C, V
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
Receiver sensitivity
Receiver saturation
Frequency error tolerance
Data rate error tolerance
Co-channel rejection
Selectivity, ±2 MHz
(1)
(1)
Differential mode. Measured at the CC2650EM-5XD
SMA connector, BER = 10
Differential mode. Measured at the CC2650EM-5XD
SMA connector, BER = 10
–3
–3
Difference between the incoming carrier frequency and
the internally generated carrier frequency
Difference between incoming data rate and the
internally generated data rate
Wanted signal at –67 dBm, modulated interferer in
channel, BER = 10
–3
Wanted signal at –67 dBm, modulated interferer at
±2 MHz, Image frequency is at –2 MHz BER = 10
= 3.0 V, fRF= 2440 MHz, unless otherwise noted.
DDS
–90dBm
3dBm
–300500kHz
–10001000ppm
–7dB
(2)
–3
8 / 4
dB
(1) Numbers given as I/C dB.
(2) X / Y, where X is +N MHz and Y is –N MHz.
(1) Probing or otherwise stopping the crystal while the DC/DC converter is enabled may cause permanent damage to the device.
(2) The crystal manufacturer's specification must satisfy this requirement
(3) Adjustable load capacitance is integrated into the device. External load capacitors are not required
(4) Measured on the TI CC2650EM-5XD reference design with Tc= 25°C, V
(5) Includes initial tolerance of the crystal, drift over temperature, ageing and frequency pulling due to incorrect load capacitance. As per
(6) Kick-started based on a temperature and aging compensated RCOSC_HF using precharge injection.
(1)
150µs
5.15 32.768-kHz Crystal Oscillator (XOSC_LF)
Tc= 25°C, V
Crystal frequency
Crystal frequency tolerance, Bluetooth low-
energy applications
ESR Equivalent series resistance
CLCrystal load capacitance
(1) The crystal manufacturer's specification must satisfy this requirement
(2) Includes initial tolerance of the crystal, drift over temperature, ageing and frequency pulling due to incorrect load capacitance. As per
Bluetooth specification.
= 3.0 V, unless otherwise noted.
DDS
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
(1)
(1)(2)
–500500ppm
(1)
(1)
32.768kHz
30100kΩ
612pF
5.16 48-MHz RC Oscillator (RCOSC_HF)
Measured on the TI CC2650EM-5XD reference design with Tc= 25°C, V
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
Frequency48MHz
Uncalibrated frequency accuracy±1%
Calibrated frequency accuracy
Start-up time5µs
(1) Accuracy relative to the calibration source (XOSC_HF).
(1)
= 3.0 V, unless otherwise noted.
DDS
±0.25%
5.17 32-kHz RC Oscillator (RCOSC_LF)
Measured on the TI CC2650EM-5XD reference design with Tc= 25°C, V
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
Calibrated frequency
Temperature coefficient80ppm/°C
(1) The frequency accuracy of the Real Time Clock (RTC) is not directly dependent on the frequency accuracy of the 32-kHz RC Oscillator.
The RTC can be calibrated to an accuracy within ±500 ppm of 32.768 kHz by measuring the frequency error of RCOSC_LF relative to
XOSC_HF and compensating the RTC tick speed. The procedure is explained in Running Bluetooth® Low Energy on CC2640 Without
32 kHz Crystal.
(1)
= 3.0 V, unless otherwise noted.
DDS
32.8kHz
5.18 ADC Characteristics
Tc= 25°C, V
= 3.0 V and voltage scaling enabled, unless otherwise noted.
DDS
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
Input voltage range0VDDSV
Resolution12Bits
Sample rate200ksps
(2)
(2)
DNL
INL
OffsetInternal 4.3-V equivalent reference
Gain errorInternal 4.3-V equivalent reference
(3)
Differential nonlinearity>–1LSB
(4)
Integral nonlinearity±3LSB
(1) Using IEEE Std 1241™-2010 for terminology and test methods.
(2) Input signal scaled down internally before conversion, as if voltage range was 0 to 4.3 V.
(3) No missing codes. Positive DNL typically varies from +0.3 to +3.5, depending on device (see Figure 5-21).
(4) For a typical example, see Figure 5-22.
(1) °C/W = degrees Celsius per watt.
(2) These values are based on a JEDEC-defined 2S2P system (with the exception of the Theta JC [RθJC] value, which is based on a
JEDEC-defined 1S0P system) and will change based on environment as well as application. For more information, see these
EIA/JEDEC standards:
• JESD51-3, Low Effective Thermal Conductivity Test Board for Leaded Surface Mount Packages.
• JESD51-7, High Effective Thermal Conductivity Test Board for Leaded Surface Mount Packages.
• JESD51-9, Test Boards for Area Array Surface Mount Package Thermal Measurements.
Power dissipation of 2 W and an ambient temperature of 70ºC is assumed.
The SimpleLink™ CC2640R2L Wireless MCU contains an Arm Cortex-M3 (CM3) 32-bit CPU, which runs
the application and the higher layers of the protocol stack.
The CM3 processor provides a high-performance, low-cost platform that meets the system requirements
of minimal memory implementation, andlow-power consumption, while delivering outstanding
computational performance and exceptional system response to interrupts.
Arm Cortex-M3 features include:
•32-bit Arm Cortex-M3 architecture optimized for small-footprint embedded applications
•Outstanding processing performance combined with fast interrupt handling
•Arm Thumb®-2 mixed 16- and 32-bit instruction set delivers the high performance expected of a 32-bit
Arm core in a compact memory size usually associated with 8- and 16-bit devices, typically in the
range of a few kilobytes of memory for microcontroller-class applications:
– Single-cycle multiply instruction and hardware divide
– Atomic bit manipulation (bit-banding), delivering maximum memory use and streamlined peripheral
control
– Unaligned data access, enabling data to be efficiently packed into memory
•Fast code execution permits slower processor clock or increases sleep mode time
•Harvard architecture characterized by separate buses for instruction and data
•Efficient processor core, system, and memories
•Hardware division and fast digital-signal-processing oriented multiply accumulate
•Saturating arithmetic for signal processing
•Deterministic, high-performance interrupt handling for time-critical applications
•Enhanced system debug with extensive breakpoint and trace capabilities
•Serial wire trace reduces the number of pins required for debugging and tracing
•Migration from the ARM7™ processor family for better performance and power efficiency
•Optimized for single-cycle flash memory use
•Ultra-low-power consumption with integrated sleep modes
•1.25 DMIPS per MHz
www.ti.com
6.4RF Core
The RF Core contains an Arm Cortex-M0 processor that interfaces the analog RF and base-band circuits,
handles data to and from the system side, and assembles the information bits in a given packet structure.
The RF core offers a high level, command-based API to the main CPU.
The RF core is capable of autonomously handling the time-critical aspects of the radio protocols
(Bluetooth low energy) thus offloading the main CPU and leaving more resources for the user application.
The RF core has a dedicated 4-KB SRAM block and runs initially from separate ROM memory. The Arm
Cortex-M0 processor is not programmable by customers.
6.5Memory
The Flash memory provides nonvolatile storage for code and data. The Flash memory is in-system
programmable.
The SRAM (static RAM) can be used for both storage of data and execution of code and is split into two
4-KB blocks and two 6-KB blocks. Retention of the RAM contents in standby mode can be enabled or
disabled individually for each block to minimize power consumption. In addition, if flash cache is disabled,
the 8-KB cache can be used as a general-purpose RAM.
The ROM provides preprogrammed embedded TI-RTOS kernel, Driverlib, and lower layer protocol stack
software (Bluetooth low energy controller). It also contains a bootloader that can be used to reprogram the
device using SPI or UART. For CC2640R2Lxxx devices, the ROM contains Bluetooth 4.2 low energy hostand controller software libraries, leaving more of the flash memory available for the customer application.
6.6Debug
The on-chip debug support is done through a dedicated cJTAG (IEEE 1149.7) or JTAG (IEEE 1149.1)
interface.
6.7Power Management
To minimize power consumption, the CC2640R2L MCU supports a number of power modes and power
management features (see Table 6-1).
Wake up on RTCAvailableAvailableAvailableOffOff
Wake up on Pin EdgeAvailableAvailableAvailableAvailableOff
Wake up on Reset PinAvailableAvailableAvailableAvailableAvailable
Brown Out Detector (BOD)ActiveActiveDuty CycledOffN/A
Power On Reset (POR)ActiveActiveActiveActiveN/A
(1) Not including RTOS overhead
(1)
ACTIVEIDLESTANDBYSHUTDOWN
XOSC_HF or
RCOSC_HF
XOSC_LF or
RCOSC_LF
SOFTWARE CONFIGURABLE POWER MODES
–14 µs151 µs1015 µs1015 µs
XOSC_HF or
RCOSC_HF
XOSC_LF or
RCOSC_LF
OffOffOff
XOSC_LF or
RCOSC_LF
OffOff
RESET PIN
HELD
In active mode, the application CM3 CPU is actively executing code. Active mode provides normal
operation of the processor and all of the peripherals that are currently enabled. The system clock can be
any available clock source (see Table 6-1).
In idle mode, all active peripherals can be clocked, but the Application CPU core and memory are not
clocked and no code is executed. Any interrupt event will bring the processor back into active mode.
In standby mode, only the always-on domain (AON) is active. An external wake-up event or RTC event is
required to bring the device back to active mode. MCU peripherals with retention do not need to be
reconfigured when waking up again, and the CPU continues execution from where it went into standby
mode. All GPIOs are latched in standby mode.
In shutdown mode, the device is turned off entirely, including the AON domain. The I/Os are latched with
the value they had before entering shutdown mode. A change of state on any I/O pin defined as a wake-up from Shutdown pin wakes up the device and functions as a reset trigger. The CPU can differentiate
between a reset in this way, a reset-by-reset pin, or a power-on-reset by reading the reset status register.
The only state retained in this mode is the latched I/O state and the Flash memory contents.
The CC2640R2L supports two external and two internal clock sources.
A 24-MHz crystal is required as the frequency reference for the radio. This signal is doubled internally to
create a 48-MHz clock.
The 32-kHz crystal is optional. Bluetooth low energy requires a slow-speed clock with better than
±500 ppm accuracy if the device is to enter any sleep mode while maintaining a connection. The internal
32-kHz RC oscillator can in some use cases be compensated to meet the requirements. The low-speed
crystal oscillator is designed for use with a 32-kHz watch-type crystal.
The internal high-speed oscillator (48-MHz) can be used as a clock source for the CPU subsystem.
The internal low-speed oscillator (32.768-kHz) can be used as a reference if the low-power crystal
oscillator is not used.
The 32-kHz clock source can be used as external clocking reference through GPIO.
6.9General Peripherals and Modules
The I/O controller controls the digital I/O pins and contains multiplexer circuitry to allow a set of peripherals
to be assigned to I/O pins in a flexible manner. All digital I/Os are interrupt and wake-up capable, have a
programmable pullup and pulldown function and can generate an interrupt on a negative or positive edge
(configurable). When configured as an output, pins can function as either push-pull or open-drain. Five
GPIOs have high drive capabilities (marked in bold in Section 4).
www.ti.com
The SSIs are synchronous serial interfaces that are compatible with SPI, MICROWIRE, and Texas
Instruments synchronous serial interfaces. The SSIs support both SPI master and slave up to 4 MHz.
The UART implements a universal asynchronous receiver/transmitter function. It supports flexible baudrate generation up to a maximum of 3 Mbps .
Timer 0 is a general-purpose timer module (GPTM), which provides two 16-bit timers. The GPTM can be
configured to operate as a single 32-bit timer, dual 16-bit timers or as a PWM module.
Timer 1, Timer 2, and Timer 3 are also GPTMs. Each of these timers is functionally equivalent to Timer 0.
In addition to these four timers, the RF core has its own timer to handle timing for RF protocols; the RF
timer can be synchronized to the RTC.
The I2C interface is used to communicate with devices compatible with the I2C standard. The I2C interface
supports 100-kHz and 400-kHz operation, and can serve as both I2C master and I2C slave.
The TRNG module provides a true, nondeterministic noise source for the purpose of generating keys,
initialization vectors (IVs), and other random number requirements. The TRNG is built on 24 ring
oscillators that create unpredictable output to feed a complex nonlinear combinatorial circuit.
The watchdog timer is used to regain control if the system fails due to a software error after an external
device fails to respond as expected. The watchdog timer can generate an interrupt or a reset when a
predefined time-out value is reached.
The device includes a direct memory access (µDMA) controller. The µDMA controller provides a way to
offload data transfer tasks from the CM3 CPU, allowing for more efficient use of the processor and the
available bus bandwidth. The µDMA controller can perform transfer between memory and peripherals. The
µDMA controller has dedicated channels for each supported on-chip module and can be programmed to
automatically perform transfers between peripherals and memory as the peripheral is ready to transfer
more data. Some features of the µDMA controller include the following (this is not an exhaustive list):
•Highly flexible and configurable channel operation of up to 32 channels
The AON domain contains circuitry that is always enabled, except for in Shutdown (where the digital
supply is off). This circuitry includes the following:
•The RTC can be used to wake the device from any state where it is active. The RTC contains three
•The battery monitor and temperature sensor are accessible by software and give a battery status
The ADC is a 12-bit, 200 ksamples per second (ksps) ADC with eight inputs and a built-in voltage
reference. The ADC can be triggered by many different sources, including timers, I/O pins, software, and
the RTC.
compare and one capture registers. With software support, the RTC can be used for clock and
calendar operation. The RTC is clocked from the 32-kHz RC oscillator or crystal. The RTC can also be
compensated to tick at the correct frequency even when the internal 32-kHz RC oscillator is used
instead of a crystal.
indication as well as a coarse temperature measure.
6.10 Voltage Supply Domains
The CC2640R2L device can interface to two or three different voltage domains depending on the package
type. On-chip level converters ensure correct operation as long as the signal voltage on each input/output
pin is set with respect to the corresponding supply pin (VDDS, VDDS2 or VDDS3). Table 6-2 lists the pinto-VDDS mapping.
Table 6-2. Pin Function to VDDS Mapping Table
(1)
VDDS
VDDS2DIO 0–11
VDDS3
(1) VDDS_DCDC must be connected to VDDS on the PCB.
6.11 System Architecture
Depending on the product configuration, CC26xx can function either as a Wireless Network Processor
(WNP—an IC running the wireless protocol stack, with the application running on a separate MCU), or as
a System-on-Chip (SoC), with the application and protocol stack running on the Arm Cortex-M3 core
inside the device.
In the first case, the external host MCU communicates with the device using SPI or UART. In the second
case, the application must be written according to the application framework supplied with the wireless
protocol stack.
Information in the following applications sections is not part of the TI component
specification, and TI does not warrant its accuracy or completeness. TI's customers are
responsible for determining suitability of components for their purposes. Customers should
validate and test their design implementation to confirm system functionality.
7.1Application Information
Very few external components are required for the operation of the CC2640R2L device. This section
provides some general information about the various configuration options when using the CC2640R2L in
an application, and then shows two examples of application circuits with schematics and layout. This is
only a small selection of the many application circuit examples available as complete reference designs
from the product folder on www.ti.com.
Figure 7-1 shows the various RF front-end configuration options. The RF front end can be used in
differential- or single-ended configurations with the options of having internal or external biasing. These
options allow for various trade-offs between cost, board space, and RF performance. Differential operation
with external bias gives the best performance while single-ended operation with internal bias gives the
least amount of external components and the lowest power consumption. Reference designs exist for
each of these options.
Figure 7-2 shows the various supply voltage configuration options. Not all power supply decoupling
capacitors or digital I/Os are shown. Exact pin positions will vary between the different package options.
For a detailed overview of power supply decoupling and wiring, see the TI reference designs and the
CC26xx technical reference manual (Section 8.3).
To designate the stages in the product development cycle, TI assigns prefixes to all pre-production part
numbers or date-code markings. Each device has one of three prefixes/identifications: X, P, or null (no
prefix) (for example, CC2640R2L is in production; therefore, no prefix/identification is assigned).
Device development evolutionary flow:
XExperimental device that is not necessarily representative of the final device's electrical
specifications and may not use production assembly flow.
PPrototype device that is not necessarily the final silicon die and may not necessarily meet
final electrical specifications.
nullProduction version of the silicon die that is fully qualified.
Production devices have been characterized fully, and the quality and reliability of the device have been
demonstrated fully. TI's standard warranty applies.
Predictions show that prototype devices (X or P) have a greater failure rate than the standard production
devices. Texas Instruments recommends that these devices not be used in any production system
because their expected end-use failure rate still is undefined. Only qualified production devices are to be
used.
www.ti.com
TI device nomenclature also includes a suffix with the device family name. This suffix indicates the
package type (for example, RGZ).
For orderable part numbers of the CC2640R2L device in the RHB and RGZ package types, see the
Package Option Addendum of this document, the TI website (www.ti.com), or contact your TI sales
representative.
TI offers an extensive line of development tools, including tools to evaluate the performance of the
processors, generate code, develop algorithm implementations, and fully integrate and debug software
and hardware modules.
The following products support development of the CC2640R2L device applications:
Software Tools
SmartRF Studio 7 is a PC application that helps designers of radio systems to easily evaluate the RF-IC
at an early stage in the design process.
•Test functions for sending and receiving radio packets, continuous wave transmit and receive
•Evaluate RF performance on custom boards by wiring it to a supported evaluation board or debugger
•Can also be used without any hardware, but then only to generate, edit and export radio configuration
settings
•Can be used in combination with several development kits for Texas Instruments’ CCxxxx RF-ICs
IDEs and Compilers
Code Composer Studio™ Integrated Development Environment (IDE)
•Integrated development environment with project management tools and editor
•Code Composer Studio (CCS) 7.0 and later has built-in support for the CC26xx device family
•Best support for XDS debuggers; XDS100v3, XDS110 and XDS200
•High integration with TI-RTOS with support for TI-RTOS Object View
IAR Embedded Workbench®for Arm
•Integrated development environment with project management tools and editor
•IAR EWARM 7.80.1 and later has built-in support for the CC26xx device family
•Broad debugger support, supporting XDS100v3, XDS200, IAR I-Jet and Segger J-Link
•Integrated development environment with project management tools and editor
•RTOS plugin available for TI-RTOS
CC2640R2L
SWRS250 –JUNE 2020
®
For a complete listing of development-support tools for the CC2640R2L platform, visit the Texas
Instruments website at www.ti.com. For information on pricing and availability, contact the nearest TI field
sales office or authorized distributor.
8.3Documentation Support
To receive notification of documentation updates, navigate to the device product folder on ti.com
(CC2640R2L). In the upper right corner, click on Alert me to register and receive a weekly digest of any
product information that has changed. For change details, review the revision history included in any
revised document.
The current documentation that describes the CC2640R2L devices, related peripherals, and other
technical collateral is listed in the following.
Linked content is provided "AS IS" by the respective contributors. They do not constitute TI specifications
and do not necessarily reflect TI's views; see TI's Terms of Use.
8.5Trademarks
SmartRF, Code Composer Studio, LaunchPad, TI E2E are trademarks of Texas Instruments.
ARM7 is a trademark of Arm Limited (or its subsidiaries).
Arm, Cortex, Thumb are registered trademarks of Arm Limited (or its subsidiaries).
Bluetooth is a registered trademark of Bluetooth SIG Inc.
CoreMark is a registered trademark of Embedded Microprocessor Benchmark Consortium.
IAR Embedded Workbench is a registered trademark of IAR Systems AB.
IEEE Std 1241 is a trademark of Institute of Electrical and Electronics Engineers, Incorporated.
Wi-Fi is a registered trademark of Wi-Fi Alliance.
ZigBee is a registered trademark of ZigBee Alliance.
8.6Electrostatic Discharge Caution
This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated circuits be handled with
appropriate precautions. Failure to observe proper handling and installation procedures can cause damage.
ESD damage can range from subtle performance degradation to complete device failure. Precision integrated circuits may be more
susceptible to damage because very small parametric changes could cause the device not to meet its published specifications.
8.7Export Control Notice
Recipient agrees to not knowingly export or re-export, directly or indirectly, any product or technical data
(as defined by the U.S., EU, and other Export Administration Regulations) including software, or any
controlled product restricted by other applicable national regulations, received from disclosing party under
nondisclosure obligations (if any), or any direct product of such technology, to any destination to which
such export or re-export is restricted or prohibited by U.S. or other applicable laws, without obtaining prior
authorization from U.S. Department of Commerce and other competent Government authorities to the
extent required by those laws.
www.ti.com
8.8Glossary
TI Glossary This glossary lists and explains terms, acronyms, and definitions.
The following pages include mechanical packaging and orderable information. This information is the most
current data available for the designated devices. This data is subject to change without notice and
revision of this document. For browser-based versions of this data sheet, refer to the left-hand navigation.
The marketing status values are defined as follows:
ACTIVE: Product device recommended for new designs.
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.
OBSOLETE: TI has discontinued the production of the device.
Package Type Package
(1)
Drawing
Pins Package
Qty
Eco Plan
(2)
& no Sb/Br)
& no Sb/Br)
Lead finish/
Ball material
(6)
NIPDAULevel-3-260C-168 HR-40 to 85CC2640
NIPDAULevel-3-260C-168 HR-40 to 85CC2640
MSL Peak Temp
(3)
Op Temp (°C)Device Marking
R2L
R2L
(4/5)
(2)
RoHS: TI defines "RoHS" to mean semiconductor products that are compliant with the current EU RoHS requirements for all 10 RoHS substances, including the requirement that RoHS substance
do not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, "RoHS" products are suitable for use in specified lead-free processes. TI may
reference these types of products as "Pb-Free".
RoHS Exempt: TI defines "RoHS Exempt" to mean products that contain lead but are compliant with EU RoHS pursuant to a specific EU RoHS exemption.
Green: TI defines "Green" to mean the content of Chlorine (Cl) and Bromine (Br) based flame retardants meet JS709B low halogen requirements of <=1000ppm threshold. Antimony trioxide based
flame retardants must also meet the <=1000ppm threshold requirement.
(3)
MSL, Peak Temp. - The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature.
(4)
There may be additional marking, which relates to the logo, the lot trace code information, or the environmental category on the device.
(5)
Multiple Device Markings will be inside parentheses. Only one Device Marking contained in parentheses and separated by a "~" will appear on a device. If a line is indented then it is a continuation
of the previous line and the two combined represent the entire Device Marking for that device.
(6)
Lead finish/Ball material - Orderable Devices may have multiple material finish options. Finish options are separated by a vertical ruled line. Lead finish/Ball material values may wrap to two
lines if the finish value exceeds the maximum column width.
Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on information
provided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and
continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals.
TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release.
In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis.
Images above are just a representation of the package family, actual package may vary.
Refer to the product data sheet for package details.
www.ti.com
4224745/A
PACKAGE OUTLINE
PIN 1 INDEX AREA
1 MAX
0.05
0.00
28X 0.5
SCALE 3.000
VQFN - 1 mm max heightRHB0032E
PLASTIC QUAD FLATPACK - NO LEAD
A
9
8
5.1
4.9
2X 3.5
3.45 0.1
16
B
5.1
4.9
EXPOSED
THERMAL PAD
17
OPTIONAL METAL THICKNESS
C
SEATING PLANE
0.08 C
SEE SIDE WALL
DETAIL
(0.1)
SIDE WALL DETAIL
20.000
(0.2) TYP
2X
3.5
PIN 1 ID
(OPTIONAL)
33
1
32
SYMM
32X
25
0.5
0.3
SYMM
24
0.3
32X
0.2
0.1C A B
0.05
C
4223442/B 08/2019
NOTES:
1. All linear dimensions are in millimeters. Any dimensions in parenthesis are for reference only. Dimensioning and tolerancing
per ASME Y14.5M.
2. This drawing is subject to change without notice.
3. The package thermal pad must be soldered to the printed circuit board for thermal and mechanical performance.
www.ti.com
32X (0.6)
32
EXAMPLE BOARD LAYOUT
VQFN - 1 mm max heightRHB0032E
PLASTIC QUAD FLATPACK - NO LEAD
( 3.45)
SYMM
25
32X (0.25)
28X (0.5)
( 0.2) TYP
(R0.05)
TYP
VIA
1
33
8
9
(4.8)
(1.475)
16
24
(1.475)
SYMM
(4.8)
17
LAND PATTERN EXAMPLE
SCALE:18X
0.07 MAX
ALL AROUND
METAL
SOLDER MASK
OPENING
NON SOLDER MASK
DEFINED
(PREFERRED)
0.07 MIN
ALL AROUND
SOLDER MASK
OPENING
METAL UNDER
SOLDER MASK
SOLDER MASK
DEFINED
SOLDER MASK DETAILS
4223442/B 08/2019
NOTES: (continued)
4. This package is designed to be soldered to a thermal pad on the board. For more information, see Texas Instruments literature
number SLUA271 (www.ti.com/lit/slua271).
5. Vias are optional depending on application, refer to device data sheet. If any vias are implemented, refer to their locations shown
on this view. It is recommended that vias under paste be filled, plugged or tented.
www.ti.com
(R0.05) TYP
32X (0.6)
32
EXAMPLE STENCIL DESIGN
VQFN - 1 mm max heightRHB0032E
PLASTIC QUAD FLATPACK - NO LEAD
4X ( 1.49)
(0.845)
25
32X (0.25)
28X (0.5)
METAL
TYP
1
33
8
9
SYMM
16
24
(0.845)
SYMM
(4.8)
17
(4.8)
SOLDER PASTE EXAMPLE
BASED ON 0.125 mm THICK STENCIL
EXPOSED PAD 33:
75% PRINTED SOLDER COVERAGE BY AREA UNDER PACKAGE
NOTES: (continued)
6. Laser cutting apertures with trapezoidal walls and rounded corners may offer better paste release. IPC-7525 may have alternate
design recommendations.
SCALE:20X
4223442/B 08/2019
www.ti.com
GENERIC PACKAGE VIEW
VQFN - 1 mm max heightRGZ 48
7 x 7, 0.5 mm pitch
PLASTIC QUADFLAT PACK- NO LEAD
Images above are just a representation of the package family, actual package may vary.
Refer to the product data sheet for package details.
www.ti.com
4224671/A
NOTES:
1.All linear dimensions are in millimeters. Any dimensions in parenthesis are for reference only. Dimensioning and tolerancing
per ASME Y14.5M.
2.This drawing is subject to change without notice.
3.The package thermal pad must be soldered to the printed circuit board for optimal thermal and mechanical performance.
PACKAGE OUTLINE
4219044/C 09/2020
www.ti.com
VQFN - 1 mm max height
PLASTIC QUADFLAT PACK- NO LEAD
RGZ0048A
A
0.08
C
0.1C A B
0.05C
B
SYMM
SYMM
PIN 1 INDEX AREA
7.1
6.9
7.1
6.9
1 MAX
0.05
0.00
SEATING PLANE
C
5.15±0.1
2X 5.5
2X
5.5
44X 0.5
48X
0.5
0.3
48X
0.30
0.18
PIN1 ID
(OPTIONAL)
(0.2) TYP
1
12
13
24
25
36
37
48
(0.1) TYP
SIDE WALL DETAIL
OPTIONAL METAL THICKNESS
SEE SIDE WALL
DETAIL
CHAMFERED LEAD
CORNER LEAD OPTION
(0.45) TYP
SEE LEAD OPTION
NOTES: (continued)
4.This package is designed to be soldered to a thermal pad on the board. For more information, see Texas Instruments literature
number SLUA271 (www.ti.com/lit/slua271)
.
5.Vias are optional depending on application, refer to device data sheet. If any vias are implemented, refer to their locations shown
on this view. It is recommended that vias under paste be filled, plugged or tented.
EXAMPLE BOARD LAYOUT
4219044/C 09/2020
www.ti.com
VQFN - 1 mm max height
RGZ0048A
PLASTIC QUADFLAT PACK- NO LEAD
SYMM
SYMM
LAND PATTERN EXAMPLE
SCALE: 15X
( 5.15)
2X (6.8)
2X
(6.8)
48X (0.6)
48X (0.24)
44X (0.5)
2X (5.5)
2X
(5.5)
21X (Ø0.2) VIA
TYP
(R0.05)
TYP
NON SOLDER MASK
DEFINED
(PREFERRED)
SOLDER MASK
DEFINED
METAL
SOLDER MASK
OPENING
EXPOSED METAL
SOLDER MASK DETAILS
SOLDER MASK
OPENING
METAL UNDER
SOLDER MASK
EXPOSED METAL
0.07 MAX
ALL AROUND
0.07 MIN
ALL AROUND
2X
(1.26)
2X (1.26)
2X (1.065)
2X
(1.065)
1
12
13
22
23
34
35
48
NOTES: (continued)
6. Laser cutting apertures with trapezoidal walls and rounded corners may offer better paste release. IPC-7525 may have alternate
design recommendations.
EXAMPLE STENCIL DESIGN
4219044/C 09/2020
www.ti.com
VQFN - 1 mm max height
RGZ0048A
PLASTIC QUADFLAT PACK- NO LEAD
SOLDER PASTE EXAMPLE
BASED ON 0.125 mm THICK STENCIL
EXPOSED PAD
67% PRINTED COVERAGE BY AREA
SCALE: 15X
SYMM
SYMM
( 1.06)
2X (6.8)
2X
(6.8)
48X (0.6)
48X (0.24)
44X (0.5)
2X (5.5)
2X
(5.5)
(R0.05)
TYP
2X
(0.63)
2X (0.63)
2X
(1.26)
2X
(1.26)
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