Features

Processor Core Voltage Regulator Features

• Configuration Flexibility

- 1- or 2-Phase Operation with Internal Drivers

- 3- or 4-Phase Operation with External PWM Drivers

• Parallel VID (6-bit) Interface Inputs for PVI Mode

• PSI_L Support via Phase Shedding

• Differential Remote Voltage Sensing

• Optimal Processor Core Voltage Transient Response

- Adaptive Phase Alignment (APA)

- Active Pulse Positioning Modulation

Processor Core Voltage Regulator and North Bridge

Voltage Regulator Shared Features

• Precision Voltage Regulation: ±0.5 System Accuracy

Over-Temperature

• Two Wire, AMD Compliant Serial VID Interface Inputs for

SVI Mode

• I2C Interface

- Voltage Margining, OVP and PGOOD Trip Levels

- Enhanced PSI_L State Control

• Fully Differential, Continuous DCR Current Sensing

- Accurate Load Line Programming

- Precision Channel Current Balancing for Core

• Overcurrent Protection

• Multi-tiered Overvoltage Protection

• Variable Gate Drive Bias: 5V to 12V

• Simultaneous Digital Soft-Start of Both Outputs

• Selectable Switching Frequency up to 1MHz

• Pb-Free (RoHS Compliant)