DDR Memory Module Temp Sensor, 1.7 V to 3.6 V

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Block Diagram

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SE98A -BD

SE98A Block Diagram

Block diagram: SE98APW, SE98ATL, SE98ATP

Features

  • JEDEC (JC-42.4) TS3000B1 DIMM 0.5 ºC (typ.) between 75 ºC and 95 ºC temperature sensor
  • Optimized for voltage range: 1.7 V to 3.6 V
  • Shutdown current: 0.1 µA (typ.) and 5.0 µA (max.)
  • 2-wire interface: I2C-bus/SMBus compatible, 0 Hz to 400 kHz
  • SMBus ALERT and TIMEOUT (programmable)
  • 11-bit ADC Temperature-to-Digital converter with 0.125 ºC resolution
  • Operating current: 250 µA (typ.) and 400 µA (max.)
  • Programmable hysteresis threshold: 0 ºC, 1.5 ºC, 3 ºC, 6 ºC
  • Over/under/critical temperature EVENT output
  • B grade accuracy:
    • ±0.5 ºC/±1 ºC (typ./max.) &#187 +75 ºC to +95 ºC
    • ±1 ºC/±2 ºC (typ./max.) &#187 +40 ºC to +125 ºC
    • ±2 ºC/±3 ºC (typ./max.) &#187 -40 ºC to +125 ºC
  • ESD protection exceeds 2000 V HBM per JESD22-A114, 250 V MM per JESD22-A115, and 1000 V CDM per JESD22-C101
  • Latch-up testing is done to JEDEC Standard JESD78 which exceeds 100 mA
  • Available packages: TSSOP8, HWSON8 (PSON8 VCED-3) and HXSON8

Target Applications

  • DDR2 and DDR3 memory modules
  • Laptops, personal computers and servers
  • Enterprise networking
  • Hard disk drives and other PC peripherals

Design Resources

Documentation

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5 documents

Hardware

1 hardware offering

Engineering Services

5 engineering services

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