Datasheet 搜索 > 温度传感器 > TI（德州仪器） > TMP121AIDBVR 数据手册 > TMP121AIDBVR 用户编程技术手册 3/19 页
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TMP121AIDBVR 用户编程技术手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
温度传感器
封装:
SOT-23-6
描述:
1.5度(-25~+85度)精度SPI接口
Pictures:
3D模型
符号图
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TMP121AIDBVR数据手册
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TMP122, TMP124
3
SBOS272B
www.ti.com
PARAMETER CONDITION MIN TYP MAX UNITS
TEMPERATURE INPUT
Range –40 +125 °C
Accuracy (Temperature Error) –25°C to +85°C ±0.5 ±1.5 °C
–40°C to +125°C ±1.0 ±2.0 °C
–55°C to +150°C ±1.5 °C
vs Supply –0.3 0.1 +0.3 °C/V
Resolution
(1)
Selectable ±0.0625 °C
DIGITAL INPUT/OUTPUT
Input Logic Levels:
V
IH
0.7(V+) V
V
IL
0.3(V+) V
Input Current, SO/I, SCK, CS 0V ≤ V
IN
≤ V+ ±1 µA
Output Logic Levels:
V
OL
SO/I I
SINK
= 3mA 0.4 V
V
OH
SO/I I
SOURCE
= 2mA (V+)–0.4 V
V
OL
ALERT I
SINK
= 4mA 0.4 V
Leakage Current ALERT 0V ≤ V
IN
≤ 6V ±1 µA
Input Capacitance, SO/I, SCK, CS, ALERT 2.5 pF
Resolution Selectable 9 to 12 + Sign Bits
Conversion Time 9-Bit + Sign 30 40 ms
10-Bit + Sign 60 80 ms
11-Bit + Sign 120 160 ms
12-Bit + Sign 240 320 ms
POWER SUPPLY
Operating Range 2.7 5.5 V
Quiescent Current I
Q
Serial Bus Inactive 50 75 µA
Shutdown Current I
SD
Serial Bus Inactive 0.1 1 µA
TEMPERATURE RANGE
Specified Range –40 +125 °C
Operating Range –55 +150 °C
Storage Range –60 +150 °C
Thermal Resistance,
θ
JA
SOT23-6 Surface-Mount 200 °C/W
SO-8 Surface-Mount 150 °C/W
NOTE: (1) Specified for 12-bit resolution.
ELECTRICAL CHARACTERISTICS
At T
A
= –40°C to +125°C, and V+ = 2.7V to 5.5V, unless otherwise noted.
TMP122, TMP124
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