ADM1032: System Temperature Sensor, Remote and Local
The ADM1032 is a dual-channel digital thermometer and under/overtemperature alarm intended for use in PCs and thermal management systems. The device can measure the temperature of a remote thermal diode, which can be located on the processor die or can be a discrete device (2N3904/06), accurate to 1°C. A novel measurement technique cancels out the absolute value of the transistor's base emitter voltage so that no calibration is required. The ADM1032 also measures its ambient temperature.
Features- On-Chip and Remote Temperature Sensing
- Offset Registers for System Calibration
- 0.125°C Resolution/1°C Accuracy on Remote Channel
- 1°C Accuracy on Local Channel
- Fast (Up to 64 Measurements per Second)
- 2-Wire SMBus Serial Interface
- Supports SMBus Alert
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Applications | End Products- Notebook and Desktop Computers
- Game Consoles
- RFID Readers
- Graphics Cards
- Dishwashers
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Application Notes (1)
Package Drawings (2)
Data Sheets (1)
Order Information
Product | Status | Compliance | Package | MSL* | Container | Budgetary Price/Unit |
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ADM1032ARMZ | Last Shipments | Pb-free
Halide free | Micro8™ | 846A-02 | 1 | Tube | 50 | |
ADM1032ARMZ-001 | Last Shipments | Pb-free
Halide free | Micro8™ | 846A-02 | 1 | Tube | 50 | |
ADM1032ARMZ-002 | Last Shipments | Pb-free
Halide free | Micro8™ | 846A-02 | 1 | Tube | 50 | |
ADM1032ARMZ-1RL | Active | Pb-free
Halide free | Micro8™ | 846A-02 | 1 | Tape and Reel | 3000 | $0.2667 |
ADM1032ARMZ-2R | Active | Pb-free
Halide free | Micro8™ | 846A-02 | 1 | Tape and Reel | 3000 | $0.2667 |
ADM1032ARMZ-2RL7 | Last Shipments | Pb-free
Halide free | Micro8™ | 846A-02 | 1 | Tape and Reel | 1000 | |
ADM1032ARMZ-R7 | Last Shipments | Pb-free
Halide free | Micro8™ | 846A-02 | 1 | Tape and Reel | 1000 | |
ADM1032ARMZ-REEL | Active | Pb-free
Halide free | Micro8™ | 846A-02 | 1 | Tape and Reel | 3000 | $0.2667 |
ADM1032ARZ | Last Shipments | Pb-free | SOIC-8 | 751-07 | 1 | Tube | 98 | |
ADM1032ARZ-001 | Last Shipments | Pb-free | SOIC-8 | 751-07 | 1 | Tube | 98 | |
ADM1032ARZ-1REEL | Last Shipments | Pb-free | SOIC-8 | 751-07 | 1 | Tape and Reel | 2500 | |
ADM1032ARZ-1RL7 | Last Shipments | Pb-free | SOIC-8 | 751-07 | 1 | Tape and Reel | 1000 | |
ADM1032ARZ-REEL | Active | Pb-free | SOIC-8 | 751-07 | 1 | Tape and Reel | 2500 | $0.64 |
ADM1032ARZ-REEL7 | Last Shipments | Pb-free | SOIC-8 | 751-07 | 1 | Tape and Reel | 1000 | |
Specifications
Product | Sensor Type | Data Transmission Standard | ICC Max (mA) | VCC Min (V) | VCC Max (V) | T Min (°C) | T Max (°C) | Temperature Error (°C) |
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ADM1032ARMZ-1RL | Local & Remote | SMBus | 0.215 | 3 | 5.5 | 0 | 120 | ±1 |
ADM1032ARMZ-2R | Local & Remote | SMBus | 0.215 | 3 | 5.5 | 0 | 120 | ±1 |
ADM1032ARMZ-REEL | Local & Remote | SMBus | 0.215 | 3 | 5.5 | 0 | 120 | ±1 |
ADM1032ARZ-REEL | Local & Remote | SMBus | 0.215 | 3 | 5.5 | 0 | 120 | ±1 |