SLLSFP1A
May 2024 – September 2024
TUSB521-Q1
PRODUCTION DATA
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
Electrical Characteristics
5.6
Timing Requirements
5.7
Switching Characteristics
5.8
Typical Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
USB 3.2
7.3.2
4-Level Inputs
7.3.3
Receiver Linear Equalization
7.4
Device Functional Modes
7.4.1
USB 3.2 2:1 MUX Description
7.4.2
Linear EQ Configuration
7.4.3
USB3.2 Modes
7.4.4
Operation Timing – Power Up
7.5
Programming
7.5.1
TUSB521-Q1 I2C Target Behavior
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 SSTX1/2 Receiver Configuration
8.2.2.2
USB RX1/2 Receiver Configuration
8.2.2.3
ESD Protection
8.2.3
Application Curve
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Register Maps
9.1
General Register (address = 0x0A) [reset = 00000001]
9.2
USB3.2 Control/Status Registers (address = 0x20) [reset = 00000000]
9.3
USB3.2 Control/Status Registers (address = 0x21) [reset = 00000000]
9.4
USB3.2 Control/Status Registers (address = 0x22) [reset = 00000000]
10
Device and Documentation Support
10.1
Receiving Notification of Documentation Updates
10.2
Support Resources
10.3
Trademarks
10.4
Electrostatic Discharge Caution
10.5
Glossary
11
Revision History
12
Mechanical, Packaging, and Orderable Information
7
Detailed Description