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TMUX1219-Q1
  • TMUX1219-Q1
  • TMUX1219-Q1

TMUX1219-Q1

ACTIVE

Automotive 5-V, 2:1 (SPDT), 1-channel general-purpose analog switch with 1.8-V input logic

Texas Instruments TMUX1219-Q1 Product Info

1 April 2026 1

Parameters

Configuration

2:1 SPDT

Number of channels

1

Power supply voltage - single (V)

1.2, 1.8, 2.5, 3.3, 5

Protocols

Analog

Ron (typ) (Ω)

3

CON (typ) (pF)

23

ON-state leakage current (max) (µA)

0.08

Supply current (typ) (µA)

0.003

Bandwidth (MHz)

250

Operating temperature range (°C)

-40 to 125

Features

1.8-V compatible control inputs, Break-before-make, Fail-safe logic

Input/output continuous current (max) (A)

0.03

Rating

Automotive

Drain supply voltage (max) (V)

5.5

Supply voltage (max) (V)

5.5

Package

SOT-23 (DBV)-6-8.12 mm² 2.9 x 2.8

Features

  • AEC-Q100 Qualified for Automotive Applications
    • Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature
    • Device HBM Classification Level H1C
    • Device CDM Classification Level C3
  • Rail to rail operation
  • Bidirectional signal path
  • 1.8V Logic compatible
  • Fail-safe logic
  • Low on-resistance: 3Ω
  • Wide supply range: 1.08V to 5.5V
  • -40°C to +125°C Operating temperature
  • Low supply current: 4nA
  • Transition time: 14ns
  • Break-before-make switching
  • ESD protection HBM: 2000V
  • AEC-Q100 Qualified for Automotive Applications
    • Device Temperature Grade 1: –40°C to 125°C Ambient Operating Temperature
    • Device HBM Classification Level H1C
    • Device CDM Classification Level C3
  • Rail to rail operation
  • Bidirectional signal path
  • 1.8V Logic compatible
  • Fail-safe logic
  • Low on-resistance: 3Ω
  • Wide supply range: 1.08V to 5.5V
  • -40°C to +125°C Operating temperature
  • Low supply current: 4nA
  • Transition time: 14ns
  • Break-before-make switching
  • ESD protection HBM: 2000V

Description

The TMUX1219-Q1 is a general purpose complementary metal-oxide semiconductor (CMOS) single-pole double-throw (SPDT) switch. The TMUX1219-Q1 switches between two source inputs based on the state of the SEL pin. Wide operating supply of 1.08V to 5.5V allows for use in a wide array of automotive applications. The device supports bidirectional analog and digital signals on the source (Sx) and drain (D) pins ranging from GND to VDD. A low supply current of 4nA enables use in portable applications.

All logic inputs have 1.8V logic compatible thresholds, ensuring both TTL and CMOS logic compatibility when operating in the valid supply voltage range. Fail-Safe Logic circuitry allows voltages on the control pins to be applied before the supply pin, protecting the device from potential damage.

The TMUX1219-Q1 is a general purpose complementary metal-oxide semiconductor (CMOS) single-pole double-throw (SPDT) switch. The TMUX1219-Q1 switches between two source inputs based on the state of the SEL pin. Wide operating supply of 1.08V to 5.5V allows for use in a wide array of automotive applications. The device supports bidirectional analog and digital signals on the source (Sx) and drain (D) pins ranging from GND to VDD. A low supply current of 4nA enables use in portable applications.

All logic inputs have 1.8V logic compatible thresholds, ensuring both TTL and CMOS logic compatibility when operating in the valid supply voltage range. Fail-Safe Logic circuitry allows voltages on the control pins to be applied before the supply pin, protecting the device from potential damage.

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