SNLS685
December 2020
DS160PR412
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
DC Electrical Characteristics
6.6
High Speed Electrical Characteristics
6.7
SMBUS/I2C Timing Charateristics
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Linear Equalization
7.3.2
Flat Gain
7.3.3
Receiver Detect State Machine
7.4
Device Functional Modes
7.4.1
Active PCIe Mode
7.4.2
Active Buffer Mode
7.4.3
Standby Mode
7.5
Programming
7.5.1
Control and Configuration Interface
7.5.1.1
Pin Mode
7.5.1.1.1
Four-Level Control Inputs
7.5.1.2
SMBUS/I2C Register Control Interface
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
8.2.1
PCIe x8 Lane Switching
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Pin-to-pin Passive versus Redriver Option
8.2.1.4
Application Curves
8.2.2
DisplayPort Application
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
11
Layout Example
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RUA|42
MPQF210D
Thermal pad, mechanical data (Package|Pins)
RUA|42
QFND142D
Orderable Information
snls685_oa
snls685_pm
11
Layout Example
Figure 11-1
shows
DS160PR412
layout example.
Figure 11-1
DS160PR412
layout example
Figure 11-2
shows a layout illustration where two
DS160PR412
and two
DS160PR421
are used to switch 8 lanes between two PCIe slots.
Figure 11-2
Layout example for PCIe lane muxing application