ProductsI2CThermal Management

I2C temperature sensors

Introduction
As the leader and inventor of I2C, NXP Semiconductors is proud to offer a wide range of popular 2-wire I2C-bus and SMBus temperature sensors for system reliability and performance enhancement. With continued commitment to developing thermal management products, NXP temperature sensors are found in systems including desktop and notebook computers, servers, enterprise communications, power supplies, and other industrial and consumer applications.
NXP Semiconductors offers the following temperature sensors:
  • DDR temperature sensors with Serial Presence Detect (SPD)
  • Local-only temperature sensors
  • Local and remote temperature sensors
  • Temperature sensors with voltage monitor

Features

  • Wide supply range coverage (1.7V to 5.5V)
  • Wide operating temperature range (-55°C to 125°C)
  • Low power and low standby current
  • Integrated A/D for input voltage monitor in the range of 0V to 12V
  • Programmable temperature set points
  • Standby mode and 1-shot conversion
  • Programmable fault queue
Products

Comparison Table

LM75A 1 1 ±2°C 0.125/11 2.8-5.5 1000 3.5 SO-8
TSSOP-8
LM75B 1 1 ±2°C 0.125/11 2.8-5.5 300 1 SO-8
TSSOP-8
XSON-8
NE1617A 1 1 ±2°C ±3°C 1.0/8 3.0-5.5 70 3.0 QSOP-16
NE1619 1 1 6 ±3°C ±5°C 1.0/8 2.8-5.5 500 100 QSOP-16
SA56004 1 1 1 ±2°C ±1°C 0.125/11 3.0-3.6 500 10 SO-8
TSSOP-8
SE95 1 1 ±1°C 0.03125/13 2.8-5.5 1000 7.5 SO-8
TSSOP-8
SE97 1 1 ±1°C 0.125/11 3.0-3.6 400 3 TSSOP-8
HVSON-8
HWSON-8
HXSON-8
SE97B 1 1 ±1°C 0.125/11 1.7-3.6 400 5 TSSOP-8
HWSON-8
Bumped Die
SE98A 1 1 ±1°C 0.125/11 1.7-3.6 400 5 TSSOP-8
HWSON-8
HXSON-8
SE98B 1 1 ±1°C 0.125/11 1.7-3.6 400 5 TSSOP-8
HVSON-8
Bumped Die
* Open Drain Output

Device Highlight Pages

Thermal Management Functions

Click for datasheet. Also, see datasheet disclaimer.
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 NE1617 Not recommended for new designs; See NE1617A replacement
 NE1617A Local and remote temperature monitor for microprocessor systems
 LM75A Local-only digital temperature sensor and thermal Watchdog™
 LM75B Digital temperature sensor and thermal Watchdog™ (0.125°C resolution)
 NE1619 Temperature sensor with voltage monitor
 SA56004x ±1°C accurate, 8-pin, local and remote digital temperature sensor with over temperature alarms
 SE95 Ultra high accuracy local-only temperature sensor and thermal Watchdog™
 SE97 Memory module temperature sensor with integrated SPD; VCC 3.0-3.6V
 SE97B DDR memory module temp sensor with integrated SPD, 1.7V to 3.6V
SE97BPWTSSOP-8DevelopmentSOT530-1                
SE97BTPHVSON-8DevelopmentSOT1069-1                
SE97BUKBumpedDie-8DevelopmentN/A                
Functions Models Support Docs
 SE98 See SE98A replacement
 SE98A DDR memory module temp sensor, 1.7V to 3.6V
 SE98B DDR memory module thermal sensor, 1.7V to 3.6V
More Information

Alternate Source

Literature

Precise thermal monitoring with small, accurate temp sensors
NXP temperature sensors NE1617A & NE1619
© August 2008; English; Ordering code: 9397 750 16533
High-precision digital temp sensor with programmable over/under-temp alarms
NXP SMBus/I2C-bus digital temp sensor SA56004x
© May 2007; English; Ordering code: 9397 750 15962
High-precision temp sensors for use with DDR2 and DDR3 DIMMs
NXP SO-DIMM and RDIMM temperature sensors SE97 and SE98
© May 2007; English; Ordering code: 9397 750 15961
I2C-bus temperature sensors (selection guide)
Small, accurate, low-cost sensors for advanced temperature regulation
© November 2006; English; Ordering code: 9397 750 15693

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