June 02.2009

2-wire Digital Temperature Sensor S-5851A series

S-5851A Series is a 2-wire serial I/O digital temperature sensor. This IC measures temperature with resolution of 0.0625°C without external parts.This IC is ideal for wide-ranging temperature measurement for various applications.A temperature sensor, a reference voltage generation circuit, a ΔΣ type A/D converter and interface bus are integrated in a chip, and packages SNT-6A and SOT-23-6 available for this IC.

Features

• Low voltage operation : VDD (min.) = 2.7 V
  
• Low current consumption :
          45 µA typ. (+25°C)
          1 µA typ. (+25°C at shutdown)
  
• High accuracy :
          ±2.0°C (max.) -25°C to +85°C
          ±3.0°C (max.) -40°C to +125°C
  
• Temperature resolution : 0.0625°C
  
• Digital output : 2-wire serial interface
  
• Maximum operating frequency : 400 kHz
  
• Super small package : SNT-6A, SOT-23-6
  
• Low power supply voltage detection circuit
  
• Lead-free product
  

• Temperature monitor for power supply
  
• Temperature monitor for battery
  
• Air conditioning system
  
• Various electronics devices