Delta Electronics orporated DFBM NW726 Users manual
Data sheet
BLE Module
DFBM-NW726-DT0R
A Bluetooth Low Energy module with Antenna
on Package.
DFBM-NW726-DT0R
Preliminary Data Sheet Sheet 1 of 24 Jan. 22, 2018
Proprietary Information and Specifications are Subject to Change
DFBM-NW726-DT0R
Contents
1. Features ........................................................................................................................................... 5
1-1. General ......................................................................................................................................... 5
1-2. Bluetooth...................................................................................................................................... 5
2. Block Diagram ................................................................................................................................ 6
2-1. Use Antenna on Package ............................................................................................................. 6
2-2. Use RF connector or External Antenna ....................................................................................... 6
3. General Specification ...................................................................................................................... 7
4. Electrical Characteristics ................................................................................................................. 8
4-1. Absolute Maximum Rating .......................................................................................................... 8
4-2. Recommended Operating Conditions & Power Consumption .................................................... 8
5. RF Characteristics ........................................................................................................................... 9
5-1. Bluetooth RF characteristics ........................................................................................................ 9
5-2. Antenna characteristics ................................................................................................................ 9
6. Pin Description .............................................................................................................................. 10
7. Reference Circuit .......................................................................................................................... 13
7-1. Use Antenna on Package ........................................................................................................... 13
7-2. Use RF connector or External Antenna ..................................................................................... 14
8. Module Dimensions (mm) ............................................................................................................ 15
9. Recommend Soldering Conditions ............................................................................................... 17
10. Layout Guide (mm) ....................................................................................................................... 18
10-1. Use Antenna on Package ......................................................................................................... 18
10-2. Use RF connector or External Antenna ................................................................................... 18
11. Recommended Stencil Aperture .................................................................................................... 19
12. Packages ........................................................................................................................................ 21
12-1. Tape and Reel Specification .................................................................................................... 21
12-2. Storage Specification ............................................................................................................... 22
13. Required End Product Labeling .................................................................................................... 23
Preliminary Data Sheet Sheet 2 of 24 Jan. 22, 2018
Proprietary Information and Specifications are Subject to Change
DFBM-NW726-DT0R
14. Manual Information to the End User ............................................................................................ 23
15. Federal Communications Commission (FCC) Statement ............................................................. 23
Preliminary Data Sheet Sheet 3 of 24 Jan. 22, 2018
Proprietary Information and Specifications are Subject to Change
Rev.
Date
Reason of change
Maker
Approval
S01
2018/01/22
Update FCC / NCC / TELEC Certification Number
Ryan
Josh
0.6
2018/01/10
1. Modify description in 6.Pin Description section
Pin3 P0.20 / TRACECLK
Pin5 P0.18 / TRACEDATA[0] / SWO
Pin11 P0.16 / TRACEDATA[1]
Pin13 P0.15 / TRACEDATA[2]
Pin15 SWDIO, remove reset description
Pin16 P0.14 / TRACEDATA[3]
2.Update detail dimension of footprint in 11.Recommended
Stencil Aperture section
3.Modify C3 from 10UF to NC in 7.Reference Design section
Ryan
Josh
0.5
2017/12/14
Certification based on BT4.2
Ryan
Josh
0.4
2017/12/08
Modify Laser marking information
Ryan
Josh
0.3
2017/11/07
Update Package information
Ryan
Josh
0.2
2017/10/20
Modify ESD (HBM/CDM) specification
Ryan
Josh
0.1
2017/07/03
Initial release
Ryan
Josh
Revision History
DFBM-NW726-DT0R
Preliminary Data Sheet Sheet 4 of 24 Jan. 22, 2018
Proprietary Information and Specifications are Subject to Change
T
DFBM-NW726-DT0R
DFBM-NW726-DT0R
BLE Module with Antenna on Package
his document describes the DFBM-NW726-DT0R wireless BLE module hardware specification. The
modules provide cost effective, low power, and flexible platform to add BLE for embedded devices for
a variety of applications, such as wireless sensors and thermostats. It uses BLE SoC, which integrating the
2.4GHz transceiver, a 32 bit ARM® Cortex M4F CPU, flash memory, and analog and digital peripherals.
1. Features
1-1. General
BLE chip with a single chip antenna or an external RF connector
Integrate a 32 bit ARM® Cortex M4F CPU,512KB flash memory and 64KB RAM
12-bit 200kspc ADC - 8 configurable channels with programmable gain
30 General Purpose I/O Pins
Two-wire Master (I2C compatible) support 100K bps and 400K bps
UART baud rate up to 921600 bps
SPI bit rate up to 4M bps
Quadrature Decoder (QDEC)
LGA 48 pin package
Dimension 6.5mm(L) x 6.5mm(W) x 1.5 mm(H)
RoHS compliant
1-2. Bluetooth
Bluetooth 4.2 specification compliant
AES HW encryption
Preliminary Data Sheet Sheet 5 of 24 Jan. 22, 2018
Proprietary Information and Specifications are Subject to Change
DFBM-NW726-DT0R
ADC
Bluetooth ANT
On Package
UART/SPI/I2C
GPIO
VDD: 1.7V ~ 3.6V
32MHz Crystal
Bluetooth
SOC
Matching
Network
(Optional)
ADC
External Antenna
UART/SPI/I2C
GPIO
VDD: 1.7V ~ 3.6V
32MHz Crystal
Bluetooth
SOC
Matching
Network
(Optional)
Bluetooth ANT
On Package
2. Block Diagram
2-1. Use Antenna on Package
Figure 2-1. DFBM-NW726-DT0R Block Diagram (AOP)
2-2. Use RF connector or External Antenna
Figure 2-2. DFBM-NW726-DT0R Block Diagram (External RF)
Preliminary Data Sheet Sheet 6 of 24 Jan. 22, 2018
Proprietary Information and Specifications are Subject to Change
DFBM-NW726-DT0R
MCU
ARM® Cortex® -M4 32-bit processor with FPU, 64MHz
Standard
Bluetooth: V4.2
Frequency
2.402 ~ 2.48 GHz
Modulation
GFSK
Data Rate
BLE: 0.25, 1, 2 Mbps
Operating Temperature
-40℃ ~ +85 ℃
Storage Temperature
-40℃ ~ +85 ℃
Antenna Impedance
50 ohm
Package Size
6.5 x 6.5 x 1.5 mm3
Host Interface
UART, SPI, I2C, ADC
Certification
FCC: H79DFBM-NW726
CE Compliant
NCC: CCAM18LP0130T8
TELEC: 201-180008
3. General Specification
Table 3-1. General Specification
Preliminary Data Sheet Sheet 7 of 24 Jan. 22, 2018
Proprietary Information and Specifications are Subject to Change
DFBM-NW726-DT0R
Symbol
Min.
Max.
Units
VDD_3V3
-0.3
3.9
V
V
GPIO
-0.3
3.9
V
ESD-HBM
2
KV
ESD-CDM
500
V
Symbol
Parameter
Min.
Typ.
Max.
Unit
VDD_3V3
Supply Voltage
1.7
3.3
3.6
V
System On, Standby mode
50 uA
TX Current at POUT = +0 dBm (LDO)
11.6
mA
TX Current at POUT = +0 dBm (DCDC)
5.3
mA
RX Current (LDO)
12.9
mA
RX Current (DCDC)
5.8
mA
Current in SYSTEM OFF, no RAM retention.
0.7
1.2
1.9
uA
Current in SYSTEM OFF mode 32 kB RAM retention.
1.0
uA
SYSTEM-ON base current with 32 kB RAM enabled.
1.5
uA
4. Electrical Characteristics
4-1. Absolute Maximum Rating
Table 4-1. Absolute Maximum Rating
4-2. Recommended Operating Conditions & Power Consumption
Table 4-2. Bluetooth Power Consumption
Preliminary Data Sheet Sheet 8 of 24 Jan. 22, 2018
Proprietary Information and Specifications are Subject to Change
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