Microchip | MCP9805-BE/ST

The MCP9805 series of 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 standard.

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: 3.0 V to 3.6 V
• 2-wire Interface: SMBus/Standard mode I2C™ Compatible
• Operating Current: 200 µA (typ.)
• Shutdown Current: 0.1 µA (typ.)
• Available Packages: 2x3 DFN-8, TSSOP-8

Applications:

• Dual In-line Memory Module (DIMM)
• Personal Computers (PCs) and Servers
• Hard Disk Drives and Other PC Peripherals
• General Purpose Temperature Sensor