Overview
The ADT7461AR-REEL, produced by Analog Devices Inc., is a dual-channel digital thermometer designed for temperature monitoring and alarm functions in various applications, including PCs and thermal management systems. This device is pin- and register-compatible with the ADM1032 and offers advanced features such as series resistance cancellation, configurable ALERT output, and an extended, switchable temperature measurement range. It accurately measures both local and remote temperatures, making it a versatile component for thermal management needs.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Product Status | Active |
| Sensor Type | Digital, Local/Remote |
| Sensing Temperature - Local | -40°C ~ 125°C |
| Sensing Temperature - Remote | -40°C ~ 125°C |
| Output Type | SMBus |
| Voltage - Supply | 3V ~ 5.5V |
| Accuracy - Highest (Lowest) | ±3°C |
| Mounting Type | Surface Mount |
| RoHS Status | RoHS non-compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| REACH Status | REACH Affected |
Key Features
- Dual-channel digital thermometer for local and remote temperature measurement.
- Series resistance cancellation to filter noise and improve accuracy.
- Configurable ALERT output for customizable alarm settings.
- Extended, switchable temperature measurement range from 0°C to +127°C or -55°C to +150°C.
- One-shot, programmable limit, and standby mode for power management and flexibility.
- SMBus interface for easy configuration and data retrieval.
- Local and remote temperature measurement with high accuracy (±1°C for remote, ±3°C for local).
Applications
- PCs and computer systems for thermal monitoring and management.
- Thermal management systems in various industrial and consumer electronics.
- Server and data center cooling systems.
- Automotive and aerospace applications requiring precise temperature monitoring.
- Medical devices and equipment that require accurate temperature control.
Q & A
- What is the ADT7461AR-REEL used for?
The ADT7461AR-REEL is used for dual-channel digital temperature measurement and alarm functions, particularly in PCs and thermal management systems.
- What is the temperature measurement range of the ADT7461AR-REEL?
The device can measure temperatures from -40°C to 125°C for both local and remote sensors, with an optional extended range of -55°C to +150°C.
- What is the accuracy of the ADT7461AR-REEL?
The device has an accuracy of ±1°C for remote temperature measurements and ±3°C for local temperature measurements.
- What communication interface does the ADT7461AR-REEL use?
The ADT7461AR-REEL uses the SMBus interface for configuration and data retrieval.
- What are the key features of the ADT7461AR-REEL?
Key features include series resistance cancellation, configurable ALERT output, one-shot and programmable limit modes, and a standby mode.
- Is the ADT7461AR-REEL RoHS compliant?
No, the ADT7461AR-REEL is not RoHS compliant.
- What is the supply voltage range for the ADT7461AR-REEL?
The supply voltage range is from 3V to 5.5V.
- What type of package does the ADT7461AR-REEL come in?
The device comes in an 8-SOIC package.
- Can the ADT7461AR-REEL operate in standby mode?
- How does the ADT7461AR-REEL handle series resistance in temperature measurements?
The device can automatically cancel up to 3 kΩ of series resistance in temperature measurements, improving accuracy.
