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MCP9805 Description

Microchip Technology Inc.’s MCP9805 digital temperature sensor converts temperatures between -40°C and +125°C to a digital word. This sensor is designed to meet the JEDEC standard JC42.4 for Mobile Platform Memory Module Thermal Sensor. This device provides an accuracy of ±1°C (max.) from a temperature range of +75°C to +95°C (active range) and ±2°C (max.) from +40°C to +125°C (monitor range) as defined in the JEDEC...

MCP9805 Key Features

  • Meets JEDEC Standard JC42.4 for Mobile Platform Memory Module Thermal Sensor
  • Temperature-to-Digital Converter
  • Accuracy with 0.25 °C/LSb Resolution
  • ±1°C (max.) from +75°C to +95°C
  • ±2°C (max.) from +40°C to +125°C
  • ±3°C (max.) from -20°C to +125°C
  • Programmable Temperature Monitor Boundary
  • Critical Temperature Output
  • Operating Voltage Range: 3.0V to 3.6V
  • 2-wire Interface: SMBus/Standard mode I2C™ patible