Microchip Technology Inc.’s MCP98244 digital temperature sensor converts temperature from -40°C and +125°C to a digital word. This sensor meets JEDEC Specification JC42.4-TSE2004B1 mobile Platform Memory Module Thermal Sensor Component. It provides an accuracy of ±0.2°C/±1°C (typical/maximum) from +75°C to +95°C. In addition, this device has an internal 512 Byte EEPROM which can be used to store memory module and vendor information.

   Meets JEDEC Specification-  JC42.4-TSE2004B1 Temperature Sensor with 4 Kbit Serial EEPROM for Serial Presence Detect (SPD)

   1MHz, 2-wire I2C™ Interface

   Specified VDD Range: 2.2V to 3.6V

   Operating Current: 100 µA (typ., EEPROM Idle)

   Available Package: TDFN-8

Temperature Sensor Features

   Temperature-to-Digital Converter (°C)

   Sensor Accuracy (Grade B)

   +75°C to +95°C- ±0.5°C/±2°C (typ./max.)

   +40°C to +125°C- ±1°C/±3°C (typ./max.)                   

 Serial EEPROM Features

   Operating Current:- Write 250 µA (typical) for 3 ms (typical)- Read 100 µA (typical)

   Reversible Software Write Protect

   Software Write Protection for each 1 Kbit Block

   Organized as 2 banks of 256 x 8-bit (2 Kbit x 2)