MCP9843
Overview
Microchip Technology Inc.’s MCP9843/98243 digital temperature sensors convert temperature from -40°C and +125°C to a digital word. These sensors meet JEDEC Specification JC42.4-TSE3000B3 and JC42.4-TSE2002B3 Memory Module Thermal Sensor Component.
- Meets JEDEC Specification - MCP9843 - JC42.4-TSE3000B3 Temperature Sensor - MCP98243 --> JC42.4-TSE2002B3 Temperature Sensor with 2 Kbit Serial EEPROM for Serial Presence Detect (SPD)
- 2-wire I2C™/SMBus Interface
- Available Packages: - DFN-8, TDFN-8, UDFN-8, TSSOP-8 Temperature Sensor Features
- Temperature-to-Digital Converter
- Sensor Accuracy (Grade B): - ±0.2°C/±1°C (typ./max.) → +75°C to +95°C - ±0.5°C/±2°C (typ./max.) → +40°C to +125°C - ±1°C/±3°C (typ./max.) → -20°C to +125°C
- Specified VDD Range: 3.0V to 3.6V
- Operating Current: 200 µA (typical)
- Operating VDD Range: 2.7V to 5.5V Serial EEPROM Features (MCP98243)
- Specified VDD Range: 1.8V to 5.5V
- Operating Current: - Write → 1.1 mA (typical) for 3.5 ms (typical) - Read → 100 µA (typical)
