Signal Switches, Multiplexers, Decoders

Manufacturer Series Package/Case Packaging Product Status Type Circuit Independent Circuits Current - Output High, Low Voltage Supply Source Voltage - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package

























































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Type Circuit Independent Circuits Current - Output High, Low Voltage Supply Source Voltage - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package
74F399SC Fairchild Semiconductor

74F399SC

IC MULTIPLEXER 4 X 2:1 16SOIC

Fairchild Semiconductor

5,664
RFQ
74F399SC Datasheet

Datasheet

74F 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Multiplexer 4 x 2:1 1 1mA, 20mA Single Supply 4.5V ~ 5.5V 0°C ~ 70°C - - Surface Mount 16-SOIC
74FCT157TQ IDT, Integrated Device Technology Inc

74FCT157TQ

74FCT157 - FAST QUAD 2-INPUT MUX

IDT, Integrated Device Technology Inc

4,797
RFQ
74FCT157TQ Datasheet

Datasheet

- 48-DIP (0.600", 15.24mm) Bulk Active Multiplexer 4 x 2:1 1 15mA, 48mA Single Supply 4.75V ~ 5.25V -40°C ~ 85°C - - Through Hole 48-PDIP
74FCT151TK IDT, Integrated Device Technology Inc

74FCT151TK

FAST CMOS 1-OF-4 DECODER

IDT, Integrated Device Technology Inc

4,077
RFQ
74FCT151TK Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
74AC253SJ Fairchild Semiconductor

74AC253SJ

IC MULTIPLEXER 2 X 4:1 16SOP

Fairchild Semiconductor

4,002
RFQ
74AC253SJ Datasheet

Datasheet

74AC 16-SOIC (0.209", 5.30mm Width) Tube Obsolete Multiplexer 2 x 4:1 1 24mA, 24mA Single Supply 2V ~ 6V -40°C ~ 85°C - - Surface Mount 16-SOP
QS3VH800ZQ IDT, Integrated Device Technology Inc

QS3VH800ZQ

QUICKSWITCH BUS SWITCH

IDT, Integrated Device Technology Inc

3,957
RFQ
QS3VH800ZQ Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
74HC151DB,118 NXP USA Inc.

74HC151DB,118

MULTIPLEXER, HC/UH SERIES, 1-FUN

NXP USA Inc.

3,696
RFQ
74HC151DB,118 Datasheet

Datasheet

74HC 16-SSOP (0.209", 5.30mm Width) Bulk Active Multiplexer 1 x 8:1 1 5.2mA, 5.2mA Single Supply 2V ~ 6V -40°C ~ 125°C - - Surface Mount 16-SSOP
CD74HC258M Texas Instruments

CD74HC258M

IC QUAD 2-IN MUX HS 3-ST 16-SOIC

Texas Instruments

3,680
RFQ
CD74HC258M Datasheet

Datasheet

74HC 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Multiplexer 4 x 2:1 1 7.8mA, 7.8mA Single Supply 2V ~ 6V -55°C ~ 125°C - - Surface Mount 16-SOIC
74FCT257PBATSO IDT, Integrated Device Technology Inc

74FCT257PBATSO

74FCT257 - FAST QUAD 2-INPUT MUX

IDT, Integrated Device Technology Inc

3,441
RFQ

-

* - Bulk Obsolete - - - - - - - - - - -
74AC251SJ Fairchild Semiconductor

74AC251SJ

IC MULTIPLEXER 1 X 8:1 16SOP

Fairchild Semiconductor

3,431
RFQ
74AC251SJ Datasheet

Datasheet

74AC 16-SOIC (0.209", 5.30mm Width) Tube Obsolete Multiplexer 1 x 8:1 1 24mA, 24mA Single Supply 2V ~ 6V -40°C ~ 85°C - - Surface Mount 16-SOP
74FCT257ATQG IDT, Integrated Device Technology Inc

74FCT257ATQG

IC MULTIPLEXER 4 X 2:1 16QSOP

IDT, Integrated Device Technology Inc

3,295
RFQ
74FCT257ATQG Datasheet

Datasheet

74FCT 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Multiplexer 4 x 2:1 1 15mA, 48mA Single Supply - -40°C ~ 85°C - - Surface Mount 16-QSOP
SN72544N Texas Instruments

SN72544N

DUAL 4-1 DATA SELE/MULTIP

Texas Instruments

3,000
RFQ

-

* - Bulk Active - - - - - - - - - - -
QS3VH384PGG IDT, Integrated Device Technology Inc

QS3VH384PGG

QUICKSWITCH BUS SWITCH

IDT, Integrated Device Technology Inc

3,000
RFQ
QS3VH384PGG Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
QS3VH125Z4Q IDT, Integrated Device Technology Inc

QS3VH125Z4Q

HIGH BANDWIDTH BUS SWITCH

IDT, Integrated Device Technology Inc

2,890
RFQ

-

* - Bulk Active - - - - - - - - - - -
74FCT157PCTSO IDT, Integrated Device Technology Inc

74FCT157PCTSO

FAST CMOS QUAD 2-INPUT

IDT, Integrated Device Technology Inc

2,627
RFQ
74FCT157PCTSO Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
QS3VH244Z4Q IDT, Integrated Device Technology Inc

QS3VH244Z4Q

HIGH BANDWIDTH BUS SWITCH

IDT, Integrated Device Technology Inc

2,588
RFQ

-

* - Bulk Active - - - - - - - - - - -
CD4056BNS Texas Instruments

CD4056BNS

IC BCD-7SEG DECODER/DVR 16SO

Texas Instruments

2,550
RFQ
CD4056BNS Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
74FCT157PATQ IDT, Integrated Device Technology Inc

74FCT157PATQ

FAST CMOS QUAD 2-INPUT

IDT, Integrated Device Technology Inc

2,527
RFQ
74FCT157PATQ Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
SN74F253DRG4 Texas Instruments

SN74F253DRG4

IC MULTIPLEXER 2 X 4:1 16SOIC

Texas Instruments

3,733
RFQ
SN74F253DRG4 Datasheet

Datasheet

74F 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Multiplexer 2 x 4:1 1 3mA, 24mA Single Supply 4.5V ~ 5.5V 0°C ~ 70°C - - Surface Mount 16-SOIC
74FCT157ATQG IDT, Integrated Device Technology Inc

74FCT157ATQG

IC MULTIPLEXER 4 X 2:1 16QSOP

IDT, Integrated Device Technology Inc

2,495
RFQ
74FCT157ATQG Datasheet

Datasheet

74FCT 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Multiplexer 4 x 2:1 1 15mA, 48mA Single Supply 4.75V ~ 5.25V -40°C ~ 85°C - - Surface Mount 16-QSOP
QS3VH257Z4Q IDT, Integrated Device Technology Inc

QS3VH257Z4Q

QUAD 2:1 MUX/DEMUX BUS SWITCH

IDT, Integrated Device Technology Inc

2,481
RFQ

-

* - Bulk Active - - - - - - - - - - -
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Signal Switches, Multiplexers, Decoders Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Signal Switches, Multiplexers, Decoders components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports Signal Switches, Multiplexers, Decoders Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

Signal Switches, Multiplexers, Decoders FAQ

Can FPGAX source both active and end-of-life Signal Switches, Multiplexers, Decoders components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a Signal Switches, Multiplexers, Decoders sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.