Rapid Response, Low-Cost Temperature Sensor IC with Digital Output
Data Sheet
TSic 306 Features
•
Low cost, precision temperature sensor
•
Single-wire 11-bit digital serial signal output
•
Communication range > 10 meters
•
Resolution: 0.1°C
•
Accuracy: ±0.3°C over span of 80°C
•
Wide measurement range: –50 to +150 ºC
•
Signal read-out every 0.1s (other rates
available on request)
•
Supply Voltage 3.0V to 5.5V
•
Package: 8-pin SOIC, 3-pin e-line, Chip on
Flex
•
Low quiescent current to minimize self-heating
and power consumption (45µA typ.)
•
System-on-chip based on advanced mixedsignal CMOS technology integrating precision
temperature sensing bandgap reference with
proportional-to-absolute-temperature (PTAT)
output, digital signal processor (DSP) core,
and electrically erasable memory (EEPROM)
TSic Family
The TSic temperature sensor IC family are fully
tested and calibrated sensors with absolute
measurement accuracy on delivery – no further
calibration needed. The TSic combines
outstanding accuracy with long term stability, yet
it is very simple to use.
The TSic series is specifically designed for high
performance, cost-effective solutions for sensing
temperature in building automation, automotive,
industrial, office automation, white goods and
low-power/mobile applications.
TSic employs a high precision bandgap
reference with PTAT output; a low-power,
precision ADC; and an on-chip DSP core with
EEPROM to precisely calibrate the output
temperature signal. The TSic series includes
ICs with two linear analog signal output options,
such as standard 0~1Vout (Supply voltage (V+) =
3.0V to 5.5V) or ratiometric (10~90% of supply
voltage); or the digital serial output signal for
interfacing with microcontrollers.
Benefits
•
Several accuracy classes available with
100% upward compatibility
•
No calibration by customer needed;
absolute calibration specified
•
Simple to integrate, reducing cost and time
for application-development
•
Fast data measurement – optimal for
temperature control
•
Packages for standard SMD, THT or
application specific assembly
•
Miniaturized solutions with Bare-Chip
(COB, COF, CSP*) or e-line packages –
very fast response time for COF
•
Very low power consumption – ideal for
mobile and standard applications
•
Field reconfiguration/recalibration option
available (high volume customers only)
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written
consent of the copyright owner.
Page 2
TSic™ 306
Rapid Response, Low-Cost Temperature Sensor IC with Digital Output
Data Sheet
Absolute Maximum Ratings
PARAMETER MIN MAX UNITS
Supply Voltage (V+) -0.3 6.0 V
Voltages at analog I/O
– Pins (V
INA
, V
OUTA
)
Storage Temperature
Range (T
stor
)
-0.3
-50 150 °C
V
+0.3 V
DDA
Operating Conditions
PARAMETER MIN TYP MAX UNITS
Supply1 Voltage to
Gnd (V+)
Supply Current (IV+) 2
@ V+ = 3.3V, RT
Ambient
Temperature
(T
)
amb
3
Range
External
Capacitance
between V+ and
4
(CV+)
Gnd
Output Load
Capacitance (C
)
L
Output Load
Resistance between
signal and Gnd (or
V+)
3.0 5.0 5.5 V
30 45 80 µA
-50 150 °C
80 100 470 nF
15 nF
1
MΩ
1
With supply voltage 2.7V – 3.0V
accuracy reduced.
2
Without load
3
Output signal is limited to this ambient
temperature ±3°C (with regard to calibration, offset
and gain)
4
Recommended as close to TSic V+ and Gnd Pins as possible
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior
written consent of the copyright owner.
Accuracy = specification plus quantization error of
1 bit (0.1°C), 2σ value.
Other TSic products with customer specific calibration
available on request: i.e. with special calibration where
the 80°C span (bandgap) with the high precision
temperature range of ±0.3 °C is shifted to another
(lower or higher) temperature range.
Temperature range limits T1, T2: ±0.1°C; T3: ±3°C
Page 3
TSic™ 306
Rapid Response, Low-Cost Temperature Sensor IC with Digital Output
Data Sheet
Output Examples for TSicTM Devices
Temp
(oC)
125 257
150 302
Temperature = (Digital Signal / 2047 ∗ 200 - 50)°C
Temp
(oF)
-50 -58 0x000
-10 14
0 32
25 77
60 140
Temperature Measurement Range
-50°C to 150°C or -58°F to 302°F
(Wide Range Device)
TSic-306
Digital
0x199
0x200
0x2FF
0x465
0x6FE
0x7FF
Lifetime for TSicTM Devices
TM
TSic
Operating Temperature expected Lifetime
device lifetime is dependent upon its operating temperature.
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior
written consent of the copyright owner.
306 SOP8: 150mil, Standard SMT Package, SOIC, Based on IEC 191-2Q, Type 076E35 B.
“TSic™ Die and Package Specifications for TSic
TM
306 e-line; 3 pin THT package; Chip on Flex.
TM
Temperature Sensor IC”
Page 4
TSic™ 306
Rapid Response, Low-Cost Temperature Sensor IC with Digital Output
Data Sheet
SOP8 Package
E-Line Package
Related products and ordering information
For related products and ordering information see www.zmd.biz and ZMD “TSicTM Ordering Guide”.
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior
written consent of the copyright owner.
Page 5
TSic™ 306
Rapid Response, Low-Cost Temperature Sensor IC with Digital Output
For the current revision of this document and for additional product information please look at
www.zmd.biz
Characteristics and specifications are subject to change without notice. ZMD assumes no obligation regarding future manufacture unless
otherwise agreed in writing. The information furnished hereby is believed to be correct and accurate. However, ZMD shall not be liable to
any customer, licensee or any other third party for any damages in connection with or arising out of the furnishing, performance or use of
this technical data. No obligation or liability to any customer, licensee or any other third party shall result from ZMD’s rendering of
technical or other services.
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior
written consent of the copyright owner.
.
Page 6
TSic™ 306
Rapid Response, Low-Cost Temperature Sensor IC with Digital Output
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior
written consent of the copyright owner.
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