SLVSC86A
January 2014 – March 2014
UCD9244-EP
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Description (Continued)
6
Terminal Configuration and Functions
Terminal Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
Handling Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Electrical Characteristics (Continued)
7.7
ADC Monitoring Intervals And Response Times
7.8
Hardware Fault Detection Latency
7.9
PMBus/SMBus/I2C
7.10
I2C/SMBus/PMBus Timing Requirements
7.11
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
PMBus Interface
8.3.2
Resistor Programmed PMBus Address Decode
8.3.3
VID Interface
8.3.4
Jtag Interface
8.3.5
Bias Supply Generator (Shunt Regulator Controller)
8.3.6
Power-On Reset
8.3.7
External Reset
8.3.8
ON_OFF_CONFIG
8.3.9
Output Voltage Adjustment
8.3.10
Calibration
8.3.11
Analog Front End (AFE)
8.3.12
Voltage Sense Filtering
8.3.13
DPWM Engine
8.3.14
Rail/Power Stage Configuration
8.3.15
DPWM Phase Synchronization
8.3.16
Output Current Measurement
8.3.17
Current Sense Input Filtering
8.3.18
Over-Current Detection
8.3.19
Input Voltage Monitoring
8.3.20
Input UV Lockout
8.3.21
Temperature Monitoring
8.3.22
Auxiliary ADC Input Monitoring
8.3.23
Soft Start, Soft Stop Ramp Sequence
8.3.24
Non-Volatile Memory Error Correction Coding
8.3.25
Data Logging
8.4
Device Functional Modes
8.4.1
4-Bit VID Mode
8.4.2
6-Bit VID Mode
8.4.3
8-Bit VID Mode
8.4.4
Current Foldback Mode
9
Applications and Implementation
9.1
Application Information
9.1.1
Automatic System Identification (Auto-ID)
9.2
Typical Applications
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Digital Compensator
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Trademarks
12.2
Electrostatic Discharge Caution
12.3
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGC|64
MPQF125F
Thermal pad, mechanical data (Package|Pins)
RGC|64
QFND102O
Orderable Information
slvsc86a_oa
slvsc86a_pm
2
Applications
Networking Equipment
Telecommunications Equipment
FPGA, DSP, and Memory Power