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STTS2004B2DN3F

2.2 V memory module temperature sensor with a 4 Kb SPD EEPROM

Operating Temp Min Celsius-20.0
Operating Temp Max Celsius125.0
Operating Voltage Min Volt2.2
Operating Voltage Max Volt3.6
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameTDFN8 2x3x0.75

The STTS2004 is targeted for DDR4 DIMM modules in servers, desktops, and mobile personal computing platforms (laptops and other industrial applications). The thermal sensor (TS) in the STTS2004 is compliant with the JEDEC specification TSE2004a2, which defines memory module thermal sensor...
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Key features
  • 2.2 V memory module temperature sensor with integrated 4 Kb SPD EEPROM
  • Fully compliant with JEDEC TSE2004B2 specifications
  • Operating temperature range: –20 °C to +125 °C
  • Single supply voltage 2.2 V to 3.6 V
  • 2 mm x 3 mm TDFN8, height: 0.80 mm (max): JEDEC MO-229, W2030D compliant and RoHS compliant, halogen-free
  • Temperature sensor
    • Temperature sensor resolution: programmable (9-12 bits) 0.25 °C (typ)/LSB - (10-bit) default
    • Temperature sensor accuracy (max) of: ± 1 °C (from +75 °C to +95 °C); ± 2 °C (from +40 °C to +125 °C); ± 3 °C (from –20 °C to +125 °C)
    • ADC conversion time: 125 ms (max) / 70 ms (typ) at default resolution (10-bit)
    • Typical operating supply current 160 μA (EEPROM standby)
    • Temperature hysteresis selectable set points from 0, 1.5, 3, 6.0 °C
  • 4 Kb SPD EEPROM
    • Functionality identical to ST’s M34E04 SPD EEPROM
    • 4 Kbits organized as two pages of 256 bytes each
    • Each page is composed of two 128-byte blocks
    • Software data protection for each 128-byte block
    • Byte Write within 5 ms
    • 16 bytes Page Write within 5 ms
    • More than 1 million write cycles
    • More than 40-year data retention
  • Two-wire bus
    • Two-wire I2C compatible serial interface
    • Supports up to 1 MHz transfer rate (I2C Fast Mode+)
    • Does not initiate clock stretching
    • Supports SMBus timeout 25 ms - 35 ms
In stock
Quantity $ per unit Savings
1-9$1.230%
10-99$1.0812%
100-480$0.8828%
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$1.23
$1.23
Operating Temp Min Celsius-20.0
Operating Temp Max Celsius125.0
Operating Voltage Min Volt2.2
Operating Voltage Max Volt3.6
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameTDFN8 2x3x0.75

The STTS2004 is targeted for DDR4 DIMM modules in servers, desktops, and mobile personal computing platforms (laptops and other industrial applications). The thermal sensor (TS) in the STTS2004 is compliant with the JEDEC specification TSE2004a2, which defines memory module thermal sensor...
Read More

Key features
  • 2.2 V memory module temperature sensor with integrated 4 Kb SPD EEPROM
  • Fully compliant with JEDEC TSE2004B2 specifications
  • Operating temperature range: –20 °C to +125 °C
  • Single supply voltage 2.2 V to 3.6 V
  • 2 mm x 3 mm TDFN8, height: 0.80 mm (max): JEDEC MO-229, W2030D compliant and RoHS compliant, halogen-free
  • Temperature sensor
    • Temperature sensor resolution: programmable (9-12 bits) 0.25 °C (typ)/LSB - (10-bit) default
    • Temperature sensor accuracy (max) of: ± 1 °C (from +75 °C to +95 °C); ± 2 °C (from +40 °C to +125 °C); ± 3 °C (from –20 °C to +125 °C)
    • ADC conversion time: 125 ms (max) / 70 ms (typ) at default resolution (10-bit)
    • Typical operating supply current 160 μA (EEPROM standby)
    • Temperature hysteresis selectable set points from 0, 1.5, 3, 6.0 °C
  • 4 Kb SPD EEPROM
    • Functionality identical to ST’s M34E04 SPD EEPROM
    • 4 Kbits organized as two pages of 256 bytes each
    • Each page is composed of two 128-byte blocks
    • Software data protection for each 128-byte block
    • Byte Write within 5 ms
    • 16 bytes Page Write within 5 ms
    • More than 1 million write cycles
    • More than 40-year data retention
  • Two-wire bus
    • Two-wire I2C compatible serial interface
    • Supports up to 1 MHz transfer rate (I2C Fast Mode+)
    • Does not initiate clock stretching
    • Supports SMBus timeout 25 ms - 35 ms