TS3A4742DGKR The TS3A4742DGKR is a 2-channel, single-pole/single-throw (SPST) analog switch from Texas Instruments. It operates from a single 1.6-V to 3.6-V supply.
Mfr Part #:

TS3A4742DGKR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The TS3A4742DGKR is a 2-channel, single-pole/single-throw (SPST) analog switch from Texas Instruments. It operates from a single 1.6-V to 3.6-V supply.
Total Stock: 202,101 pcs
$ Price Range: $0.40

TS3A4742DGKR Available from 2 distributors

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
200,000 pcs
200000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
2,101 pcs
2101 pcs On Request 1 On Request On Request 21+ On Request On Request

TS3A4742DGKR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Bandwidth
Channel
Channel Capacitance (CS(off), CD(off))
Charge Injection
Crosstalk
Current
Lead Style
Mounting Type
Multiplexer
Number of Circuits
On
Operating Temperature
Supplier Device Package
Switch Circuit
Switch Time (Ton, Toff) (Max)
Voltage

TS3A4742DGKR Description

Short technical summary and product information.

The TS3A4742DGKR is a bi-directional, 2-channel single-pole/single-throw (SPST) analog switch designed for low-voltage applications. It operates from a single supply voltage ranging from 1.6V to 3.6V.

 

Key electrical characteristics include a low on-state resistance (R on ) of 0.9Ω maximum at a 3-V supply and 1.5Ω maximum at a 1.8-V supply. The switch offers a typical on-resistance of 0.7Ω and a bandwidth of 125MHz. It features fast switching speeds with typical turn-on times of 14ns and turn-off times of 9ns. The device handles continuous currents up to 100mA and has a drain supply voltage maximum of 3.6V.

 

Designed for versatility, the TS3A4742DGKR supports rail-to-rail analog signals and consumes very low quiescent power. The digital logic input is compatible with 1.8-V CMOS when using a 3-V supply. The switch configuration is SPST - Normally Closed (NC).

 

This component is available in an 8-VSSOP package and is suitable for surface mount applications. The operating temperature range is -40°C to 85°C.

TS3A4742DGKR Quick Information

Product Type: Analog Switch
Canonical Name: TS3A4742DGKR 2-Channel SPST Analog Switch
Subcategory: Single-Pole Single-Throw (SPST)

TS3A4742DGKR Compliance

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

TS3A4742DGKR Estimated Pricing

Qty Low High
1+ $0.40 $0.40

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

TS3A4742DGKR Features

  • 2-channel SPST normally closed analog switch.
  • Wide 1.6V to 3.6V single supply operation.
  • Low 0.9Ω maximum on-resistance.
  • 125MHz bandwidth for signal integrity.
  • Fast 14ns on, 9ns off switching times.

TS3A4742DGKR Applications

  • Ideal for low-voltage signal routing.
  • Suitable for battery-powered devices.
  • Used in audio signal path switching.
  • Applicable in portable electronics.
  • General purpose analog signal switching.

TS3A4742DGKR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the TS3A4742DGKR?

The TS3A4742DGKR operates from a single supply voltage of 1.6V to 3.6V.

What package type is the TS3A4742DGKR available in?

The TS3A4742DGKR is available in an 8-VSSOP package and an 8-TSSOP, 8-MSOP package.

What is the operating temperature range for this analog switch?

The operating temperature range for the TS3A4742DGKR is -40°C to 85°C.

What is the on-resistance of the TS3A4742DGKR?

The on-resistance is a maximum of 0.9Ω at a 3-V supply and a maximum of 1.5Ω at a 1.8-V supply, with a typical value of 0.7Ω.

What is the bandwidth of the TS3A4742DGKR?

The bandwidth of the TS3A4742DGKR is 125MHz.

What are the switching times for the TS3A4742DGKR?

The switching times are 14ns for turn-on (t ON) and 9ns for turn-off (t OFF).

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