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
74HCT251DB,112 NXP USA Inc.

74HCT251DB,112

IC 8-INPUT MUX 3ST 16-SSOP

NXP USA Inc.

4,368
RFQ
74HCT251DB,112 Datasheet

Datasheet

74HCT 16-SSOP (0.209", 5.30mm Width) Tube Active Multiplexer 1 x 8:1 1 4mA, 4mA Single Supply 4.5V ~ 5.5V -40°C ~ 125°C - - Surface Mount 16-SSOP
74HCT253DB,112 Nexperia USA Inc.

74HCT253DB,112

IC MULTIPLEXER 2 X 4:1 16SSOP

Nexperia USA Inc.

1,239
RFQ
74HCT253DB,112 Datasheet

Datasheet

74HCT 16-SSOP (0.209", 5.30mm Width) Bulk Obsolete Multiplexer 2 x 4:1 1 6mA, 6mA Single Supply 4.5V ~ 5.5V -40°C ~ 125°C - - Surface Mount 16-SSOP
CD74HC253M Harris Corporation

CD74HC253M

IC MULTIPLEXER 2 X 4:1 16SOIC

Harris Corporation

2,640
RFQ
CD74HC253M Datasheet

Datasheet

74HC 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Multiplexer 2 x 4:1 1 7.8mA, 7.8mA Single Supply 2V ~ 6V -55°C ~ 125°C - - Surface Mount 16-SOIC
74FST3245DWR2 onsemi

74FST3245DWR2

IC BUS SWITCH 8 X 1:1 20SOIC

onsemi

2,554
RFQ
74FST3245DWR2 Datasheet

Datasheet

74FST 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Bus Switch 8 x 1:1 1 - Single Supply 4V ~ 5.5V -40°C ~ 85°C - - Surface Mount 20-SOIC
FST3257QSCX Fairchild Semiconductor

FST3257QSCX

IC MUX/DEMUX 4 X 2:1 16QSOP

Fairchild Semiconductor

113,927
RFQ
FST3257QSCX Datasheet

Datasheet

- 16-LSSOP (0.154", 3.90mm Width) Bulk Obsolete Multiplexer/Demultiplexer 4 x 2:1 1 - Single Supply 3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-QSOP
74HC139N,652 NXP USA Inc.

74HC139N,652

IC DECODER/DEMUX 1X2:4 16DIP

NXP USA Inc.

4,055
RFQ
74HC139N,652 Datasheet

Datasheet

74HC 16-DIP (0.300", 7.62mm) Tube Obsolete Decoder/Demultiplexer 1 x 2:4 2 5.2mA, 5.2mA Single Supply 2V ~ 6V -40°C ~ 125°C - - Through Hole 16-DIP
NC7WBD3306K8X Fairchild Semiconductor

NC7WBD3306K8X

IC BUS SWITCH 1 X 1:1 US8

Fairchild Semiconductor

74,870
RFQ
NC7WBD3306K8X Datasheet

Datasheet

7W 8-VFSOP (0.091", 2.30mm Width) Bulk Obsolete Bus Switch 1 x 1:1 2 - Single Supply 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount US8
MC74LVX257DTG onsemi

MC74LVX257DTG

IC MULTIPLEXER 4 X 2:1 16TSSOP

onsemi

3,614
RFQ
MC74LVX257DTG Datasheet

Datasheet

74LVX 16-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Multiplexer 4 x 2:1 1 4mA, 4mA Single Supply 2V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-TSSOP
MC74VHCT157AMG onsemi

MC74VHCT157AMG

IC MULTIPLEXER 4 X 2:1 16SOEIAJ

onsemi

4,903
RFQ
MC74VHCT157AMG Datasheet

Datasheet

74VHCT 16-SOIC (0.209", 5.30mm Width) Tube Obsolete Multiplexer 4 x 2:1 1 8mA, 8mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C - - Surface Mount 16-SOEIAJ
MC74LVX257MG onsemi

MC74LVX257MG

IC MULTIPLEXER 4 X 2:1 16SOEIAJ

onsemi

4,675
RFQ

-

74LVX 16-SOIC (0.209", 5.30mm Width) Tube Obsolete Multiplexer 4 x 2:1 1 4mA, 4mA Single Supply 2V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SOEIAJ
FSTD3306L8X Fairchild Semiconductor

FSTD3306L8X

IC BUS SWITCH 1 X 1:1 8MICROPAK

Fairchild Semiconductor

36,149
RFQ
FSTD3306L8X Datasheet

Datasheet

- 8-UFQFN Bulk Obsolete Bus Switch 1 x 1:1 2 - Single Supply 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount 8-MicroPak™
74HC151DB,118 Nexperia USA Inc.

74HC151DB,118

IC MULTIPLEXER 1 X 8:1 16SSOP

Nexperia USA Inc.

3,668
RFQ
74HC151DB,118 Datasheet

Datasheet

74HC 16-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Multiplexer 1 x 8:1 1 5.2mA, 5.2mA Single Supply 2V ~ 6V -40°C ~ 125°C - - Surface Mount 16-SSOP
MC74LVX138MG onsemi

MC74LVX138MG

IC DECODER/DEMUX 1X3:8 16SOEIAJ

onsemi

3,316
RFQ
MC74LVX138MG Datasheet

Datasheet

74LVX 16-SOIC (0.209", 5.30mm Width) Tube Obsolete Decoder/Demultiplexer 1 x 3:8 1 4mA, 4mA Single Supply 2V ~ 3.6V -40°C ~ 85°C - - Surface Mount 16-SOEIAJ
MC74VHCT139ADTG onsemi

MC74VHCT139ADTG

IC DECODER/DEMUX 1X2:4 16TSSOP

onsemi

25,344
RFQ
MC74VHCT139ADTG Datasheet

Datasheet

74VHCT 16-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Decoder/Demultiplexer 1 x 2:4 2 8mA, 8mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C - - Surface Mount 16-TSSOP
MC74VHCT157AMELG onsemi

MC74VHCT157AMELG

IC MULTIPLEXER 4 X 2:1 16SOEIAJ

onsemi

4,575
RFQ
MC74VHCT157AMELG Datasheet

Datasheet

74VHCT 16-SOIC (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Multiplexer 4 x 2:1 1 8mA, 8mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C - - Surface Mount 16-SOEIAJ
MC74LVX257MELG onsemi

MC74LVX257MELG

IC MULTIPLEXER 4 X 2:1 16SOEIAJ

onsemi

3,928
RFQ
MC74LVX257MELG Datasheet

Datasheet

74LVX 16-SOIC (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Multiplexer 4 x 2:1 1 4mA, 4mA Single Supply 2V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SOEIAJ
74VHC153SJ Fairchild Semiconductor

74VHC153SJ

IC MULTIPLEXER 2 X 4:1 16SOP

Fairchild Semiconductor

21,604
RFQ
74VHC153SJ Datasheet

Datasheet

74VHC 16-SOIC (0.209", 5.30mm Width) Tube Obsolete Multiplexer 2 x 4:1 1 8mA, 8mA Single Supply 2V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SOP
SN74LVC257ANS Texas Instruments

SN74LVC257ANS

GP51-11113-96,96/12/04

Texas Instruments

18,900
RFQ

-

74LVC - Bulk Obsolete - - - - - - - - - - -
74FCT2257KATQ IDT, Integrated Device Technology Inc

74FCT2257KATQ

FAST CMOS QUAD 2-INPUT MUX

IDT, Integrated Device Technology Inc

18,372
RFQ
74FCT2257KATQ Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
QS3384Y IDT, Integrated Device Technology Inc

QS3384Y

QUICKSWITCH BUS SWITCH

IDT, Integrated Device Technology Inc

18,000
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.