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ADM9240ARU Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
ADM9240ARUAD 2500Yes

Low Cost Microprocessor System Hardware Monitor

The ADM9240ARU is a System Hardware Monitor IC manufactured by Analog Devices (AD).

Key Specifications:

  • Manufacturer: Analog Devices (AD)
  • Part Number: ADM9240ARU
  • Package: 28-TSSOP
  • Supply Voltage: 3.0V to 5.5V
  • Temperature Range: 0°C to +85°C
  • Interface: I²C/SMBus Compatible
  • Resolution: 8-bit ADC for voltage monitoring, 11-bit ADC for temperature sensing
  • Channels:
  • Voltage Monitoring: 6 channels
  • Temperature Monitoring: 2 channels (internal & external diode)
  • Fan Speed Monitoring: 2 channels (tachometer inputs)
  • Alarm Thresholds: Programmable for voltage, temperature, and fan speed

Descriptions:

The ADM9240ARU is a complete system hardware monitoring solution that integrates voltage, temperature, and fan speed monitoring. It communicates via an I²C/SMBus interface, allowing real-time system health monitoring. It includes programmable alarm thresholds to alert the system of out-of-range conditions.

Features:

  • Voltage Monitoring: Tracks six supply voltages (VCCP, +3.3V, +5V, +12V, etc.)
  • Temperature Sensing: Internal sensor and external diode connection
  • Fan Speed Monitoring: Two tachometer inputs for RPM measurement
  • Programmable Alarms: Configurable limits for voltage, temperature, and fan speed
  • Low Power Consumption: Suitable for embedded and PC applications
  • SMBus Alert Function: Supports system interrupt signaling

This IC is commonly used in PC motherboards, servers, and embedded systems for thermal and power management.

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