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)