SNLS456D
March 2016 – October 2019
DS250DF410
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
4
Revision History
5
Description (continued)
6
Pin Configuration and Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements, Retimer Jitter Specifications
7.7
Timing Requirements, Retimer Specifications
7.8
Timing Requirements, Recommended Calibration Clock Specifications
7.9
Recommended SMBus Switching Characteristics (Slave Mode)
7.10
Recommended SMBus Switching Characteristics (Master Mode)
7.11
Recommended JTAG Switching Characteristics
7.12
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Device Data Path Operation
8.3.2
Signal Detect
8.3.3
Continuous Time Linear Equalizer (CTLE)
8.3.4
Variable Gain Amplifier (VGA)
8.3.5
Cross-Point Switch
8.3.6
Decision Feedback Equalizer (DFE)
8.3.7
Clock and Data Recovery (CDR)
8.3.8
Calibration Clock
8.3.9
Differential Driver with FIR Filter
8.3.9.1
Setting the Output VOD, Pre-Cursor, and Post-Cursor Equalization
8.3.9.2
Output Driver Polarity Inversion
8.3.10
Debug Features
8.3.10.1
Pattern Generator
8.3.10.2
Pattern Checker
8.3.10.3
Eye Opening Monitor
8.3.11
Interrupt Signals
8.3.12
JTAG Boundary Scan
8.4
Device Functional Modes
8.4.1
Supported Data Rates
8.4.2
SMBus Master Mode
8.4.3
Device SMBus Address
8.5
Programming
8.5.1
Bit Fields in the Register Set
8.5.2
Writing to and Reading from the Global/Shared/Channel Registers
8.6
Register Maps
9
Application and Implementation
9.1
Application Information
9.2
Typical Applications
9.2.1
Front-Port Jitter Cleaning Applications
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.3
Application Curves
9.2.2
Active Cable Applications
9.2.2.1
Design Requirements
9.2.2.2
Detailed Design Procedure
9.2.2.3
Application Curves
9.2.3
Backplane and Mid-plane Applications
9.2.3.1
Design Requirements
9.2.3.2
Detailed Design Procedure
9.2.3.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Development Support
12.2
Documentation Support
12.2.1
Related Documentation
12.3
Receiving Notification of Documentation Updates
12.4
Support Resources
12.5
Trademarks
12.6
Electrostatic Discharge Caution
12.7
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
ABM|101
MPBGAL0A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
snls456d_oa
snls456d_pm
8.2
Functional Block Diagram