EMC6W201-AEZG Model Information

General Description

The EMC6W201-AEZG is an advanced environmental monitoring device designed for automatic fan control, temperature monitoring, and voltage monitoring in multi-processor systems. It features an ACPI-compliant design with enhanced system acoustics for noise suppression. The device is housed in a 36-pin QFN package that is lead-free and RoHS compliant.

Key Features

Fan Control

• PWM Outputs: 3 PWM outputs for controlling fan speeds.
• PWM Frequency Options: Low-frequency (15kHz) and high-frequency (up to 30kHz) options.
• Fan Tachometer Inputs: 4 inputs for monitoring fan speeds.
• Automatic Fan Control: Based on temperature and ProcHot signals.
• Acoustic Enhancement Mode: Reduces overall acoustic noise.
• Piecewise Linear Fan Control Algorithm: Optional for precise fan speed control.

Temperature Monitoring

• Remote Thermal Diodes: Monitors up to 5 remote thermal diodes with +/-3°C accuracy.
• Internal Ambient Temperature Measurement: Monitors the internal temperature.
• Limit Comparison: Compares monitored values against set limits.
• Interrupt Pin: Indicates out-of-limit temperature conditions.

Voltage Monitoring

• Monitored Power Supplies: +1.5V, +2.5V, +5V, VCC, and two 1.5V VCCP.
• Limit Comparison: Compares monitored values against set limits.
• Interrupt Pin: Indicates out-of-limit voltage conditions.

Additional Features

• ProcHot Input/Bi-directional Pins: 2 pins that can be configured as input or input/output.
• Separate ProcHot Output Pin: FORCED_PR# for forced ProcHot signals.
• Power Good Output: Indicates the power status.
• SMBus Alert Interrupt Output: Alerts for out-of-limit conditions.
• Register Characteristics: Individual enables/disables for each input, two ISRs for each alert.
• XOR Tree Test Mode: For testing purposes.

Pin Configuration

The EMC6W201-AEZG features a 36-pin QFN package with the following key pins:

• +1.5V_IN: Input for +1.5V power supply.
• +5V_IN: Input for +5V power supply.
• +2.5V_IN: Input for +2.5V power supply.
• V1.5P1_IN, V1.5P2_IN: Inputs for two 1.5V VCCP power supplies.
• VCC: Input for the internal VCC power supply.
• PROCHOT_IO1#, PROCHOT_IO2#: Bi-directional ProcHot pins.
• FORCED_PR#: Separate ProcHot output pin.
• PWRGD: Power good output.
• TACH1, TACH2: Fan tachometer inputs.
• SDAT: SMBus data line.
• SCLK: SMBus clock line.
• INT#: Interrupt output signal.

Package Outline

The EMC6W201-AEZG is available in a 36-pin QFN package with the following dimensions:

• Body Size: 6mm x 6mm.
• Pitch: 0.5mm.
• Lead-Free and RoHS Compliant: Environmentally friendly and compliant with RoHS standards.

Ordering Information

• Part Number: EMC6W201-AEZG.
• Package Type: 36-pin QFN.
• Compliance: Lead-free and RoHS compliant.

Application Information

The EMC6W201-AEZG is designed for use in multi-processor systems where temperature and voltage monitoring, along with automatic fan control, are critical. It supports ACPI and can be configured to work in both host-controlled and automatic modes. The device can be used to monitor and control the thermal environment of the system, ensuring optimal performance and reliability.

Additional Notes

• SMBus Compliance: The device is SMBus 2.0 compliant with a fixed, non-discoverable interface.
• Temperature Accuracy: +/-3°C for remote thermal diodes.
• Voltage Monitoring: Monitors up to six power supplies with limit comparison.
• Interrupt Signals: Provides interrupt signals for out-of-limit temperature and voltage conditions.