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TMUX7234 44 V, Low Ron, 2:1, 4 Channel Precision Switcheswith Latch-Up Immunity and 1.8 V Logic
SCDS429G
February 2021 – July 2024
TMUX7234
PRODUCTION DATA
CONTENTS
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TMUX7234 44 V, Low Ron, 2:1, 4 Channel Precision Switcheswith Latch-Up Immunity and 1.8 V Logic
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
Thermal Information
5.4
Recommended Operating Conditions
5.5
Source or Drain Continuous Current
5.6
±15 V Dual Supply: Electrical Characteristics
5.7
±15 V Dual Supply: Switching Characteristics
5.8
±20 V Dual Supply: Electrical Characteristics
5.9
±20 V Dual Supply: Switching Characteristics
5.10
44 V Single Supply: Electrical Characteristics
5.11
44 V Single Supply: Switching Characteristics
5.12
12 V Single Supply: Electrical Characteristics
5.13
12 V Single Supply: Switching Characteristics
5.14
Typical Characteristics
6
Parameter Measurement Information
6.1
On-Resistance
6.2
Off-Leakage Current
6.3
On-Leakage Current
6.4
Transition Time
6.5
tON(EN) and tOFF(EN)
6.6
Break-Before-Make
6.7
tON (VDD) Time
6.8
Propagation Delay
6.9
Charge Injection
6.10
Off Isolation
6.11
Crosstalk
6.12
Bandwidth
6.13
THD + Noise
6.14
Power Supply Rejection Ratio (PSRR)
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Bidirectional Operation
7.3.2
Rail-to-Rail Operation
7.3.3
1.8 V Logic Compatible Inputs
7.3.4
Fail-Safe Logic
7.3.5
Latch-Up Immune
7.3.6
Ultra-Low Charge Injection
7.4
Device Functional Modes
7.5
Truth Tables
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Revision History
13
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
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Data Sheet
TMUX7234
44 V, Low Ron, 2:1, 4 Channel Precision Switches
with Latch-Up Immunity and 1.8 V Logic
1
Features
Latch-up immune
Dual supply range: ±4.5 V to ±22 V
Single supply range: 4.5 V to 44 V
Low on-resistance: 3 Ω
Low charge injection: 3 pC
High current support: 400 mA (maximum)
–40°C to +125°C operating temperature
1.8 V logic compatible inputs
Fail-safe logic
Rail-to-rail operation
Bidirectional signal path
Break-before-make switching
