Features
• Processor Core Voltage Via Integrated Multi-Phase
Power Conversion
• Configuration Flexibility
- 2-Phase Operation with Internal Drivers
- 3- or 4-Phase Operation with External PWM Drivers
• PSI_L Support with Phase Shedding for Improved
Efficiency at Light Load
• Serial VID Interface Inputs
- Two Wire, Clock and Data, Bus
- Conforms to AMD SVI Specifications
• Parallel VID Interface Inputs
- 6-bit VID input
- 0.775V to 1.55V in 25mV Steps
- 0.375V to 0.7625V in 12.5mV Steps
• Precision Core Voltage Regulation
- Differential Remote Voltage Sensing
- ±0.6% System Accuracy Over-Temperature
- Adjustable Reference-Voltage Offset
• Optimal Processor Core Voltage Transient Response
- Adaptive Phase Alignment (APA)
- Active Pulse Positioning Modulation
• Fully Differential, Continuous DCR Current Sensing
- Accurate Load Line Programming
- Precision Channel Current Balancing
• Variable Gate Drive Bias: 5V to 12V
• Overcurrent Protection
• Multi-tiered Overvoltage Protection
• Selectable Switching Frequency up to 1MHz
• Simultaneous Digital Soft-Start of Both Outputs
• Processor NorthBridge Voltage Via Single Phase
Power Conversion
• Precision Voltage Regulation
- Differential Remote Voltage Sensing
- ±0.6% System Accuracy Over Temperature
• Serial VID Interface Inputs
- Two Wire, Clock and Data, Bus
- Conforms to AMD SVI Specifications
• Overcurrent Protection
• Continuous DCR Current Sensing
• Variable Gate Drive Bias: 5V to 12V
• Simultaneous Digital Soft-Start of Both Outputs
• Selectable Switching Frequency up to 1MHz
• Pb-Free (RoHS Compliant)