TMUX1237DCKRG4 The Texas Instruments TMUX1237DCKRG4 is a 5V, 2:1 SPDT analog switch featuring low 3Ω on-resistance and a wide operating temperature range.
Mfr Part #:

TMUX1237DCKRG4

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TMUX1237DCKRG4 is a 5V, 2:1 SPDT analog switch featuring low 3Ω on-resistance and a wide operating temperature range.
✓ Total Stock: 2,009 pcs
$ Price Range: $0.08

TMUX1237DCKRG4 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
2,009 pcs
2009 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16

TMUX1237DCKRG4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
ESD Protection
Lead Style
Operating Temperature
Package Quantity
Supply Current
Tape & Reel

TMUX1237DCKRG4 Description

Short technical summary and product information.

The TMUX1237DCKRG4 from Texas Instruments is a general-purpose 2:1, single-pole double-throw (SPDT) analog switch. It supports a wide operating voltage range from 1.08 V to 5.5 V, allowing bidirectional analog and digital signals from GND to VDD on its source (Sx) and drain (D) pins. The select pin (SEL) determines which source pin is connected to the drain.

 

Key electrical characteristics include a low typical on-resistance of 3 Ω and a very low supply current of 7 nA, making it suitable for low-power and handheld applications. The device operates across a temperature range of -40°C to 125°C.

 

This switch is designed to improve system reliability by eliminating overshoot during input switching. It also offers features like rail-to-rail operation, 1.8 V logic compatibility, and fail-safe logic. The TMUX1237DCKRG4 is supplied in a 6-pin SOT-SC70 package and is available on tape and reel in quantities of 3,000 units.

TMUX1237DCKRG4 Quick Information

Product Type: Analog Switch
Series: TMUX1237
Canonical Name: TMUX1237DCKRG4 5V, 2:1 (SPDT) General Purpose Switch With No Overshoot When Switching Inputs
Subcategory: Analog Switches, Multiplexers, Demultiplexers

TMUX1237DCKRG4 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TMUX1237DCKRG4 Estimated Pricing

Qty Low High
1+ $0.08 $0.08

Estimated market price range - modelled values for guidance only, not live distributor offers.

TMUX1237DCKRG4 Features

  • Low 3 Ω typical on-resistance.
  • Wide 1.08 V to 5.5 V supply range.
  • Low 7 nA typical supply current.
  • Operates from -40°C to 125°C.
  • No overshoot when switching inputs.

TMUX1237DCKRG4 Applications

  • Audio signal routing in portable devices
  • Battery-powered sensor signal multiplexing
  • Low-power data acquisition systems
  • Handheld instrumentation signal switching
  • Rail-to-rail analog signal switching

TMUX1237DCKRG4 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the typical on-resistance of the TMUX1237DCKRG4?

The typical on-resistance is 3 Ω.

What is the operating supply voltage range for the TMUX1237DCKRG4?

The supply voltage range is 1.08 V to 5.5 V.

What is the typical supply current of the TMUX1237DCKRG4?

The typical supply current is 7 nA.

What is the operating temperature range for this analog switch?

The operating temperature range is -40°C to 125°C.

What package type is the TMUX1237DCKRG4 supplied in?

It is supplied in a SOT-SC70 package.

How many pins does the TMUX1237DCKRG4 have?

The device has 6 pins.

What is the standard package quantity for the TMUX1237DCKRG4?

The standard package quantity is 3000 units on tape and reel.

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