ISL6324A

Микросхема ISL6324A (ISL6324)

ISL6324A - Hybrid SVI/PVI with I2C Monolithic Dual PWM Hybrid Controller Powering AMD SVI Split-Plane and PVI, QFN-48

 

Особенности, характеристики, применение

• Processor Core Voltage Via Integrated Multiphase Power Conversion
• Configuration Flexibility
• - 2-Phase Operation with Internal Drivers
• - 3- or 4-Phase Operation with External PWM Drivers
• 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
• - ±0.5% System Accuracy Over-Temperature
• - Adjustable Reference-Voltage Offset
• Optimal Processor Core Voltage Transient Response
• - Adaptive Phase Alignment (APA)
• - Active Pulse Positioning Modulation
• I2C bus for Voltage Margining Offset
• 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
• - ±0.5% System Accuracy Over-Temperature
• I2Cbus for Voltage Margining Offset
• 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)