SLLSFZ6
November 2024
TUSB5461-Q1
ADVANCE INFORMATION
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Power Supply Characteristics
5.6
Control I/O DC Electrical Characteristics
5.7
USB and DP Electrical Characteristics
5.8
Timing Requirements
5.9
Switching Characteristics
5.10
Typical Characteristics
Parameter Measurement Information
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
USB 3.2
6.3.2
DisplayPort
6.3.3
4-Level Inputs
6.3.4
Receiver Linear Equalization
6.4
Device Functional Modes
6.4.1
Device Configuration in GPIO Mode
6.4.2
Device Configuration In I2C Mode
6.4.3
DisplayPort Mode
6.4.4
Linear EQ Configuration
6.4.5
Linearity VOD
6.4.6
VOD Modes
6.4.6.1
Linearity VOD
6.4.6.2
Limited VOD
6.4.7
Transmit Equalization
6.4.8
USB3.2 Modes
6.4.9
Downstream Facing Port Adaptive Equalization
6.4.9.1
Fast Adaptive Equalization in I2C Mode
6.4.9.2
Full Adaptive Equalization
6.4.9.3
Full Adaptive Equalization in GPIO Mode (I2C_EN = "F")
6.5
Programming
6.5.1
Transition Between Modes
6.5.2
Pseudocode Examples
6.5.2.1
Fast AEQ With Linear Redriver Mode
6.5.2.2
Fast AEQ With Limited Redriver Mode
6.5.2.3
Full AEQ With Linear Redriver Mode
6.5.2.4
Full AEQ With Limited Redriver Mode
6.5.3
TUSB5461-Q1 I2C Address Options
6.5.4
TUSB5461-Q1 I2C Target Behavior
7
Register Maps
7.1
TUSB5461-Q1 Registers
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
USB and DP Upstream Facing Port (USB Host / DP GPU to USB-C Receptacle) Configuration
8.2.2.2
USB Downstream Facing Port (USB-C Receptacle to USB Host) Configuration
8.2.2.2.1
Fixed Equalization
8.2.2.2.2
Fast Adaptive Equalization
8.2.2.2.3
Full Adaptive Equalization
8.2.2.3
ESD Protection
8.2.3
Application Curve
8.3
System Examples
8.3.1
USB 3.1 Only
8.3.2
USB 3.1 and 2-Lane DisplayPort Mode
8.3.3
DisplayPort Only
8.4
Power Supply Recommendations
8.5
Layout
8.5.1
Layout Guidelines
8.5.2
Layout Example
9
Device and Documentation Support
9.1
Receiving Notification of Documentation Updates
9.2
Support Resources
9.3
Trademarks
9.4
Electrostatic Discharge Caution
9.5
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
11.1
Tape and Reel Information
11.2
Mechanical Data
Package Options
Mechanical Data (Package|Pins)
RGF|40
MPQF173F
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sllsfz6_oa
5.10
Typical Characteristics
Figure 5-1
DisplayPort EQ Settings Curves
Figure 5-3
USB RX1 EQ Settings Curves
Figure 5-5
USB SSTX EQ Settings Curves
Figure 5-7
DisplayPort Linearity Curves at 4.05GHz
Figure 5-9
DisplayPort Input Return Loss Performance
Figure 5-11
DisplayPort Output Return Loss Performance
A.
Figure 5-13
DP VOD Linearity Settings at 100MHz
A.
Figure 5-15
USB SSRX VOD Linearity Settings at 100MHz
Figure 5-2
DisplayPort EQ Settings Curves Across Temperature
Figure 5-4
USB RX1 EQ Settings Curves Across Temperature
Figure 5-6
USB SSTX EQ Settings Curves Across Temperature
Figure 5-8
USB Input Return Loss Performance
Figure 5-10
USB Output Return Loss Performance
Figure 5-12
DisplayPort HBR3 Eye-Pattern Performance with 12in Input PCB Trace at 8.1Gbps
A.
Figure 5-14
DP VOD Linearity Settings at 5GHz
A.
Figure 5-16
USB TX1 VOD Linearity Settings at 100MHz