ADM1021A: System Temperature Sensor

Datasheet: Low Cost Microprocessor System Temperature Monitor Microcomputer
Rev. 9 (223.0kB)
Product Overview
View Reliability Data
View Material Composition
Product Change Notification
The ADM1021A is a two-channel digital thermometer and undertemperature/overtemperature alarm, intended for use in personal computers and other systems requiring thermal monitoring and management.
Features
 
  • On-chip and remote temperature sensing
  • No calibration necessary
  • 1°C accuracy for on-chip sensor
  • 3°C accuracy for remote sensor
  • Programmable overtemperature / undertemperature limits
  • Programmable conversion rate
  • 2-wire SMBus serial interface
  • Supports system management bus (SMBus) alert
  • 200 µA max operating current
  • 1 µA standby current
Applications   End Products
  • Thermal Management
  
  • Notebook and Desktop Computers
  • Game Consoles
  • RFID Readers
Technical Documentation & Design Resources
Data Sheets (1) Package Drawings (1)
Availability & Samples
Specifications
Case Outlines
Application Diagram
Interactive Block Diagram
Product
Status
Compliance
Description
Package
MSL
Container
Budgetary Price/Unit
Type
Case Outline
Type
Temperature
Type
Qty.
ADM1021AARQZ Obsolete 
Pb-free
Halide free
ADM1021A QSOP-16 492-01 1 260 Tube 98  
ADM1021AARQZ-R Active
Pb-free
Halide free
ADM1021A QSOP-16 492-01 1 260 Tape and Reel 2500 $3.5332
ADM1021AARQZ-R7 Obsolete 
Pb-free
Halide free
ADM1021A QSOP-16 492-01 1 260 Tape and Reel 1000  
ADM1021ARQ Obsolete 
ADM1021A QSOP-16 492-01 1 235 Tube 98  
ADM1021ARQ-REEL Obsolete 
ADM1021A QSOP-16 492-01 1 235 Tape and Reel 2500  
ADM1021ARQ-REEL7 Obsolete 
ADM1021A QSOP-16 492-01 1 230 Tape and Reel 1000  
Market Leadtime (weeks) : Contact Factory
Market Leadtime (weeks) : 8 to 12
PandS   (2020-09-14 00:00) : >1K
Market Leadtime (weeks) : Contact Factory
Market Leadtime (weeks) : Contact Factory
Market Leadtime (weeks) : Contact Factory
Market Leadtime (weeks) : Contact Factory

Product
Description
Pricing ($/Unit)
Compliance
Status
Sensor Type
Data Transmission Standard
ICC Max (mA)
VCC Min (V)
VCC Max (V)
T Min (°C)
T Max (°C)
Temperature Error (°C)
Package Type
ADM1021AARQZ-R  
 ADM1021A 
 $3.5332 
Pb
H
 Active   
Local & Remote
SMBus
0.2
3
5.5
-55
125
±3
QSOP-16
Case Outlines
492-01   
Packages
ADM1021A: System Temperature Sensor
ADM1021A: System Temperature Sensor
Application
Diagram - Block
AutoTest
Embedded Computing - Thermal Management
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