SLLSFL1A
April 2022 – May 2024
TUSB1104
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
Power Supply Characteristics
5.6
Control I/O DC Electrical Characteristics
5.7
USB Electrical Characteristics
5.8
Timing Requirements
5.9
Switching Characteristics
5.10
Typical Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
4-Level Inputs
7.3.2
USB Receiver Linear Equalization
7.3.2.1
Linear EQ Configuration
7.3.2.2
Full Adaptive Equalization
7.3.2.3
Fast Adaptive Equalization
7.3.3
USB Transmitter
7.3.3.1
Linearity VOD
7.3.3.2
Limited VOD
7.3.3.3
Transmit Equalization (Limited Redriver Mode Only)
7.3.4
USB 3.2 x2 Description
7.3.5
USB Polarity Inversion
7.3.6
Receiver Detect Control
7.4
Device Functional Modes
7.4.1
MODE Pin
7.4.2
Rx EQ Configuration in Pin-Strap Mode
7.4.3
USB 3.2 Power States
7.4.4
Disabling U1 and U2
7.5
Programming
7.5.1
Pseudocode Examples
7.5.1.1
Fixed EQ with Linear Redriver Mode
7.5.1.2
Fixed EQ with Limited Redriver Mode
7.5.1.3
Fast AEQ with Linear Redriver Mode
7.5.1.4
Fast AEQ with Limited Redriver Mode
7.5.1.5
Full AEQ with Linear Redriver Mode
7.5.1.6
Full AEQ with Limited Redriver Mode
7.5.2
TUSB1104 I2C Address Options
7.5.3
TUSB1104 I2C Target Behavior
7.6
Register Map
7.6.1
Device 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 SSTX1/2 Receiver Configuration
8.2.2.2
USB CRX1/2 Receiver Configuration
8.2.2.2.1
Fixed Equalization
8.2.2.2.2
Full Adaptive Equalization
8.2.2.2.3
Fast Adaptive Equalization
8.2.2.3
ESD Protection
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
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
5.10
Typical Characteristics
Figure 5-1
USB CRX1 EQ Settings Curves
at 85 Ω (from simulation)
Figure 5-3
CRX1 Input Return Loss Performance
at 85 Ω (from simulation)
A.
Figure 5-5
USB SSRX
1
VOD Linearity Settings
at 20 MHz and EQ = 0
A.
Figure 5-7
USB CTX1 VOD Linearity Settings
at 20 MHz and EQ = 0
Figure 5-2
USB SSTX
1
EQ Settings Curves
at 85 Ω (from simulation)
Figure 5-4
CTX1 Output Return Loss Performance
at 85 Ω (from simulation)
A.
Figure 5-6
USB SSRX
1
VOD Linearity Settings
at 5 GHz and EQ = 0
A.
Figure 5-8
USB CTX1 VOD Linearity Settings
at 5 GHz and EQ = 0