TCN75A
2-Wire Serial Temperature Sensor
Features: Description: Temperature-to-Digital Converter Accuracy:
-В±1 (typical) from -40В°C to +125В°C
-В±2В°C (maximum) from -40В°C to +125В°C User-selectable Resolution: 0.5В°C to 0.0625В°C Operating Voltage Range: 2.7V to 5.5V 2-wire Interface: I2Cв„ў Compatible Operating Current: 200 ВµA (typical) Shutdown Current: 2 ВµA (maximum) Power-saving One-shot Temperature
Measurement Available Packages: MSOP-8, SOIC-8 Microchip Technology Inc.’s TCN75A digital temperature sensor converts temperatures between -40°C and
+125В°C to a digital word, with В±1В°C (typical) accuracy. Typical Applications:
Personal Computers and Servers
Hard Disk Drives and Other PC Peripherals
Entertainment Systems
Office Equipment
Data Communication Equipment
General Purpose Temperature Monitoring This sensor has an industry standard 2-wire, I2Cв„ў
compatible serial interface, allowing up to eight devices
to be controlled in a single serial bus. These features
make the TCN75A ideal for low-cost, sophisticated
multi-zone temperature-monitoring applications. Typical Application Package Types VDD
PICВ®
Microcontroller R
SDA
I/O Ports SCL
ALERT 8-Pin SOIC, MSOP
SDA 1 RPULL-UP VDD 1 SDA VDD 8 2 SCL A0 7 SCL 2 …