Professional IC Distribution & Technical Solutions

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.