STTS2002 2.3V memory module temperature sensor with a 2 Kb SPD EEPROM
The STTS2002 is a 2.3 V memory module temperature sensor with an integrated 2 Kb SPD EEPROM, designed for DIMM modules in mobile computing platforms, servers, and industrial applications. It is forward compatible with JEDEC TSE 2002a2 and backward compatible with STTS424E02.
| Operating temperature range | -40 °C to +125 °C |
|---|---|
| Supply voltage | 2.3 V to 3.6 V |
| Package dimensions | 2mm x 3mm, height: 0.80 mm (max) |
| EEPROM size | 2 Kb |
| Temperature sensor resolution | programmable (9-12 bits) |
| Temperature sensor accuracy (max) | +3°C from —40 °C to +125 °C |
| ADC conversion time | 125 ms (max) |
| Typical operating supply current | 160 pA |
| SMBus timeout support | 25 ms - 35 ms |
| Transfer rate | up to 400 kHz |
Yes, it is forward compatible with JEDEC TSE 2002a2 and backward compatible with STTS424E02.
The device operates with a single supply voltage from 2.3 V to 3.6 V.
Yes, the resolution is programmable between 9 and 12 bits.
No, the device is factory-calibrated and requires no external components to measure temperature.