2-Wire Digital Temperature Sensor
Dec 8, 2010 11:09 AM
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Seiko Instruments' S-5851A Series is a 2-wire serial I/O digital temperature sensor. This IC measures temperature with resolution of 0.0625°C without the need for external components. The S-5851A is ideal for wide-ranging temperature measurements in various applications. The S-5851A integrates a temperature sensor, reference voltage generation circuit, a Delta-Sigma type A/D converter and interface bus. Package options are the SOT-23-6 and SNT-6A.
Features
- 2.7 V operation @ VDD (min.)
- 45 µA typ. consumption (+25°C)
- 1 µA typ. (+25°C at shutdown)
- ±2.0°C (max.) accuracy -25°C to +85°C
- ±3.0°C (max.) accuracy -40°C to +125°C
- Temperature resolution: 0.0625°C
- Digital output: 2-wire serial interface
- 400 kHz maximum operating frequency
- Low power supply voltage detection circuit
- Lead-free, Sn 100%, halogen-free
Applications
- Temperature monitor for power supply
- Temperature monitor for battery
- Any application needing temperature monitoring
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