Overview
The ADM1031ARQ-REEL7, produced by Analog Devices Inc., is an intelligent temperature monitor and dual PWM fan controller designed for thermal management in microprocessor-based systems. This device is ACPI-compliant and communicates via the System Management Bus (SMBus). It features both internal and external temperature sensing capabilities, making it versatile for various thermal monitoring and control applications.
Key Specifications
| Product Attribute | Attribute Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Voltage - Supply | 3V ~ 5.5V |
| Package / Case | 16-QSOP (0.154", 3.90mm Width) |
| Output Type | SMBus |
| Operating Temperature | 0°C ~ 100°C |
| Mounting Type | Surface Mount |
| Sensor Type | Internal and External |
| Sensing Temperature | 0°C ~ 100°C (External Sensor) |
| Accuracy | ±1°C Local, ±0.5°C Remote |
| Topology | ADC, Comparator, Multiplexer, Register Bank |
| Output Fan | Yes |
| Output Alarm | Yes |
Key Features
- ACPI-compliant for seamless integration with system management protocols.
- Internal and external temperature sensing with high accuracy (±1°C local, ±0.5°C remote).
- Dual PWM fan control for efficient thermal management.
- Communication via SMBus with a hardwired address pin for device selection.
- Supports Alert Response Address (ARA) for enhanced system monitoring.
- Includes configuration, address pointer, and status registers for comprehensive control and monitoring.
Applications
- Personal computers and laptops for thermal management and fan control.
- Server systems and data centers to monitor and control temperatures effectively.
- Embedded systems requiring precise temperature monitoring and control.
- Industrial automation and control systems where temperature management is critical.
Q & A
- What is the primary function of the ADM1031ARQ-REEL7?
The primary function is to serve as an intelligent temperature monitor and dual PWM fan controller.
- What is the voltage supply range for the ADM1031ARQ-REEL7?
The voltage supply range is 3V to 5.5V.
- What type of communication bus does the ADM1031ARQ-REEL7 use?
The device communicates via the System Management Bus (SMBus).
- What is the accuracy of the temperature sensing for the ADM1031ARQ-REEL7?
The accuracy is ±1°C for local temperature and ±0.5°C for remote temperature.
- Does the ADM1031ARQ-REEL7 support fan control?
Yes, it supports dual PWM fan control.
- What is the operating temperature range for the ADM1031ARQ-REEL7?
The operating temperature range is 0°C to 100°C.
- Is the ADM1031ARQ-REEL7 RoHS compliant?
No, the ADM1031ARQ-REEL7 is not RoHS compliant.
- What is the package type for the ADM1031ARQ-REEL7?
The package type is 16-QSOP (0.154", 3.90mm Width).
- Does the ADM1031ARQ-REEL7 have alarm output capabilities?
Yes, it includes output alarm capabilities.
- How does the ADM1031ARQ-REEL7 select its SMBus address?
The SMBus address is selected using a hardwired address pin (ADD) which can be grounded, connected to VCC, or left open-circuit.
