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ADT7421 Datasheet PDF

onsemi ADT7421

Precision Temperature Sensor

Part No. ADT7421
Datasheet ADT7421 Download
Manufacturer
onsemi
Description Precision Temperature Sensor
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ADT7421 datasheet page 1 preview

FEATURES

● On-chip and Remote Temperature Sensor
● 0.25C Resolution on Remote Channel
● 1C Resolution on Local Channel
● Automatically Cancels the Effect of Beta Variation in Thermal Transistors on Small Geometry CPU’s
● Automatically Cancels Up to 50 W (Typical) of Resistance in Series with Remote Transistor
● Extended, Switchable Temperature Measurement Range 0C to +125C (default) or −40C to +125C
● Pin- and Register-compatible with ADM1032, ADT7461, ADT7461A, EMC1402, and aSC7525
● 2-wire SMBus Serial Interface with SMBus Alert Support
● Programmable Over/Undertemperature Limits
● Offset Registers for System Calibration
● Up to Two Overtemperature Fail-safe THERM Outputs
● Small 8-lead MSOP and SOIC Packages
● These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS Compliant

APPLICATIONS

● Desktop and Notebook Computers
● Industrial Controllers
● Smart Batteries
● Automotive
● Embedded Systems
● Burn-in

APPLICATIONS

● Instrumentation  Semiconductor Components Industries, LLC, 2012 1 August, 2012 − Rev.
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