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TMUX13xxA-Q1 Automotive 5V, Bidirectional 8:1, 1-Channel and 4:1, 2-Channel Current Injection Controlled Multiplexers Optimized for High-Impedance Loads
SCDS476
June 2024
TMUX1308A-Q1
,
TMUX1309A-Q1
PRODUCTION DATA
CONTENTS
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TMUX13xxA-Q1 Automotive 5V, Bidirectional 8:1, 1-Channel and 4:1, 2-Channel Current Injection Controlled Multiplexers Optimized for High-Impedance Loads
1
1
Features
2
Applications
3
Description
4
Device Comparison Table
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Thermal Information: TMUX1308A-Q1
6.4
Thermal Information: TMUX1309A-Q1
6.5
Recommended Operating Conditions
6.6
Electrical Characteristics
6.7
Logic and Dynamic Characteristics
6.8
Timing Characteristics
6.9
Injection Current Coupling
6.10
Typical Characteristics
7
Parameter Measurement Information
7.1
On-Resistance
7.2
Off-Leakage Current
7.3
On-Leakage Current
7.4
Transition Time
7.5
Break-Before-Make
7.6
tON(EN) and tOFF(EN)
7.7
Charge Injection
7.8
Off Isolation
7.9
Crosstalk
7.10
Bandwidth
7.11
Injection Current Control
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Bidirectional Operation
8.3.2
Rail-to-Rail Operation
8.3.3
1.8V Logic Compatible Inputs
8.3.4
Fail-Safe Logic
8.3.5
High-Impedance Optimization
8.3.6
Injection Current Control
8.3.6.1
TMUX13xxA-Q1 is Powered, Channel is Unselected, and the Input Signal is Greater Than VDD (VDD = 5V, VINPUT = 5.5V)
8.3.6.2
TMUX13xxA-Q1 is Powered, Channel is Selected, and the Input Signal is Greater Than VDD (VDD = 5V, VINPUT = 5.5V)
8.3.6.3
TMUX13xxA-Q1 is Unpowered and the Input Signal has a Voltage Present (VDD = 0V, VINPUT = 3V)
8.4
Device Functional Modes
8.5
Truth Tables
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Short To Battery Protection
9.2.4
Application Curve
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
Documentation Support
10.1.1
Related Documentation
10.2
Receiving Notification of Documentation Updates
10.3
Support Resources
10.4
Trademarks
10.5
Electrostatic Discharge Caution
10.6
Glossary
11
Mechanical, Packaging, and Orderable Information
12
Revision History
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
PW|16
MPDS361A
Thermal pad, mechanical data (Package|Pins)
Orderable Information
scds476_oa
scds476_pm
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Data Sheet
TMUX13xxA-Q1
Automotive
5V, Bidirectional 8:1, 1-Channel and 4:1, 2-Channel Current Injection Controlled Multiplexers Optimized for High-Impedance Loads
1
Features
AEC-Q100 qualified for automotive applications
Device Temperature Grade 1: –40°C to 125°C ambient operating temperature
Injection current control
Back-powering protection
No ESD diode path to V
DD
Wide supply range: 1.62V to 5.5V
Fast settling times
Low ON-capacitance
Bidirectional signal path
Optimized for high-impedance loads
Rail-to-rail operation
1.8V logic compatible
Fail-safe logic
Break-before-make switching
Short-to-battery protection for ON and OFF channels
Functional safety-capable
Documentation available to aid functional safety system design
TMUX1308A-Q1
– pin compatible with:
Industry standard 4051, 4851 and 1308 multiplexers
TMUX1309A-Q1
– pin compatible with:
Industry standard 4052, 4852 and 1309 multiplexers
2
Applications
Analog and digital multiplexing and demultiplexing
Diagnostics and monitoring
Zonal architecture
Body control modules
Battery management systems (BMS)
HVAC control module
Automotive head unit
Telematics
On-board (OBC) and wireless charging