STTS424 数据手册 ( 数据表 ) - STMicroelectronics

Description
The STTS424 is targeted for DIMM modules in Mobile Personal Computing Platforms (Laptops), Server Memory Modules, and other industrial applications. The thermal sensor (TS) in the STTS424 is fully compliant to the JEDEC 42.4 specification which defines Memory Module Thermal Sensors requirements for Mobile platforms.

FEATUREs
■ Temperature sensor compliant with JEDEC
   JC42.4

Temperature sensor
■ Temperature sensor resolution:
   0.25°C (typ)/LSB
■ Temperature sensor accuracy:
   – ± 1°C from +75°C to +95°C
   – ± 2°C from +40°C to +125°C
   – ± 3°C from –40°C to +125°C
■ ADC conversion time: 125ms (max)
■ Supply voltage: 2.7V to 3.6 V
■ Maximum operating supply current: 200µA
■ Hysteresis selectable set points from: 0, 1.5, 3,
   6.0°C
■ Ambient temperature sensing range: -40°C to
   125°C

Two-wire bus
■ 2-Wire SMBus/I2C -compatible serial interface
■ Supports up to 100kHz transfer rate

Packages
■ 2mm x 3mm DFN8, height: 0.85mm (typ)
■ 4.4mm x 3mm TSSOP8(a)
■ Halogen-free, lead-free