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TMUXHS4446 USB-C 10Gbps Alt Mode Crossbar Mux
SLASF51
February 2024
TMUXHS4446
PRODUCTION DATA
CONTENTS
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TMUXHS4446 USB-C 10Gbps Alt Mode Crossbar Mux
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
High-Speed Performance Parameters
5.7
Switching Characteristics
5.8
I2C Timing Characteristics
5.9
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
High-Speed Differential Signal Switching
6.3.2
Low-Speed SBU Signal Switching
6.3.3
GPIO and I2C Control Modes
6.4
Device Functional Modes
7
Application and Implementation
7.1
Application Information
7.2
Typical Application: USB-C with DP Alternate Mode - Source
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Device Support
8.2
Documentation Support
8.2.1
Related Documentation
8.3
Receiving Notification of Documentation Updates
8.4
Support Resources
8.5
Trademarks
8.6
Electrostatic Discharge Caution
8.7
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RET|40
MPQF725
Thermal pad, mechanical data (Package|Pins)
Orderable Information
slasf51_oa
slasf51_pm
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Data Sheet
TMUXHS4446 USB-C 10Gbps Alt Mode Crossbar Mux
1
Features
Passive bidirectional USB-C Alternate Mode Mux to switch between USB and DisplayPort signals
Supports USB 3.2 up to 10Gbps (Gen 2.0) and DisplayPort 2.1 up to 10Gbps per lane (UHBR10)
Compatible for Source/Host and Sink/Device applications
−3dB differential BW: 9.5GHz
Dynamic characteristics:
Insertion loss = −1.6dB at 5GHz
Return loss = −18dB at 5GHz
Supports common mode voltage (CMV) from 0V to 1.8V
Adaptive CMV tracking
6V tolerant SBU pins to survive short-to-VBUS events
Can be configured through GPIO pins or I
2
C
Supports both 1.8V and 3.3V I
2
C
Single supply voltage V
CC
: 3.3V
Active power consumption: 340μA
Low standby power consumption: 0.5μA (pin mode)
Extended industrial temperature: −40°C to 105°C
Available in 3mm × 6mm QFN package
2
Applications
PCs and notebooks
TVs
Gaming
Docking Stations
Home theater and entertainment
Factory automation and control
Electronic point of sale (EPOS)
Smartphones
Tablets
