Overview
The ADM1025ARQZ, produced by Analog Devices Inc., is a comprehensive system hardware monitor designed for microprocessor-based systems. This integrated circuit (IC) provides measurement and limit comparison of various system parameters, making it an essential component for hardware monitoring and protection in several applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Package | 16-SSOP (0.154", 3.90mm Width) |
| Supply Voltage Range | 3.0 V to 5.5 V |
| Interface | I²C compatible System Management Bus (SMBus) |
| Measurement Channels | Up to 8 channels |
| Supply Voltage Monitoring | Internal and external supply voltage monitoring |
| Temperature Measurement | On-chip temperature sensor and remote diode temperature sensing |
| Digital Inputs | 5 digital inputs for VID bits |
| Output Pins | Programmable RST and INT output pins |
| Power Consumption | Low supply current with shutdown mode to minimize power consumption |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Up to 8 measurement channels for monitoring various system parameters.
- 5 inputs to measure supply voltages, including internal VCC monitoring.
- External temperature measurement with remote diode and on-chip temperature sensor.
- 5 digital inputs for VID bits with integrated 100 kΩ pull-ups on VID pins (ADM1025 only).
- I²C compatible System Management Bus (SMBus) interface.
- Programmable RST and INT output pins to indicate undervoltage, overvoltage, and overtemperature conditions.
- Configurable offset for internal and external channels.
- Shutdown mode to minimize power consumption.
- Limit comparison of all monitored values.
Applications
- Network servers and personal computers.
- Microprocessor-based office equipment.
- Electronic test equipment.
- Office electronics.
Q & A
- What is the primary function of the ADM1025ARQZ?
The ADM1025ARQZ is a complete system hardware monitor for microprocessor-based systems, providing measurement and limit comparison of various system parameters.
- What is the supply voltage range of the ADM1025ARQZ?
The supply voltage range is from 3.0 V to 5.5 V.
- What types of temperature measurements can the ADM1025ARQZ perform?
The ADM1025ARQZ can perform both internal temperature measurement using an on-chip temperature sensor and external temperature measurement using a remote diode.
- What interface does the ADM1025ARQZ use for communication?
The ADM1025ARQZ uses an I²C compatible System Management Bus (SMBus) interface.
- How many measurement channels does the ADM1025ARQZ support?
The ADM1025ARQZ supports up to 8 measurement channels.
- What are the programmable output pins on the ADM1025ARQZ?
The ADM1025ARQZ has programmable RST and INT output pins to indicate undervoltage, overvoltage, and overtemperature conditions.
- Does the ADM1025ARQZ support digital inputs?
Yes, it supports 5 digital inputs for VID bits with integrated 100 kΩ pull-ups on VID pins (ADM1025 only).
- What is the power consumption characteristic of the ADM1025ARQZ?
The ADM1025ARQZ has low supply current and a shutdown mode to minimize power consumption.
- Is the ADM1025ARQZ RoHS compliant?
Yes, the ADM1025ARQZ is lead free and RoHS compliant.
- What are some common applications of the ADM1025ARQZ?
Common applications include network servers, personal computers, microprocessor-based office equipment, electronic test equipment, and office electronics.
