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
SN74CBT3126DGVR Texas Instruments

SN74CBT3126DGVR

IC BUS SWITCH 1 X 1:1 14TVSOP

Texas Instruments

2,225
RFQ
SN74CBT3126DGVR Datasheet

Datasheet

74CBT 14-TFSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Bus Switch 1 x 1:1 4 - Single Supply 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount 14-TVSOP
SN74CBT3345DBR Texas Instruments

SN74CBT3345DBR

IC BUS SWITCH 8 X 1:1 20SSOP

Texas Instruments

4,933
RFQ
SN74CBT3345DBR Datasheet

Datasheet

74CBT 20-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Bus Switch 8 x 1:1 1 - Single Supply 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount 20-SSOP
MC74AC138MELG onsemi

MC74AC138MELG

IC DECODER/DEMUX 1X3:8 16SOEIAJ

onsemi

4,991
RFQ
MC74AC138MELG Datasheet

Datasheet

74AC 16-SOIC (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Decoder/Demultiplexer 1 x 3:8 1 24mA, 24mA Single Supply 2V ~ 6V -40°C ~ 85°C - - Surface Mount 16-SOEIAJ
74AC138SJ Fairchild Semiconductor

74AC138SJ

IC DECODER/DEMUX 1X3:8 16SOP

Fairchild Semiconductor

5,824
RFQ
74AC138SJ Datasheet

Datasheet

74AC 16-SOIC (0.209", 5.30mm Width) Tube Obsolete Decoder/Demultiplexer 1 x 3:8 1 24mA, 24mA Single Supply 2V ~ 6V -40°C ~ 85°C - - Surface Mount 16-SOP
SN74ALS157ADB Texas Instruments

SN74ALS157ADB

MUX 1-ELEMENT BIPOLAR 8-IN

Texas Instruments

5,600
RFQ
SN74ALS157ADB Datasheet

Datasheet

74ALS 16-SOIC (0.154", 3.90mm Width) Bulk Active Multiplexer 4 x 2:1 1 400µA, 8mA Single Supply 4.5V ~ 5.5V 0°C ~ 70°C - - Surface Mount 16-SOIC
74ACT157SJX Fairchild Semiconductor

74ACT157SJX

IC MULTIPLEXER 4 X 2:1 16SOP

Fairchild Semiconductor

4,605
RFQ
74ACT157SJX Datasheet

Datasheet

74ACT 16-SOIC (0.209", 5.30mm Width) Bulk Obsolete Multiplexer 4 x 2:1 1 24mA, 24mA Single Supply 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SOP
CD4532BMT Texas Instruments

CD4532BMT

IC PRIORITY ENCOD 1 X 8:3 16SOIC

Texas Instruments

1,156
RFQ
CD4532BMT Datasheet

Datasheet

4000B 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Priority Encoder 1 x 8:3 1 6.8mA, 6.8mA Dual Supply 3V ~ 18V -55°C ~ 125°C - - Surface Mount 16-SOIC
74ACT257SJX Fairchild Semiconductor

74ACT257SJX

IC MULTIPLEXER 4 X 2:1 16SOP

Fairchild Semiconductor

4,000
RFQ
74ACT257SJX Datasheet

Datasheet

74ACT 16-SOIC (0.209", 5.30mm Width) Bulk Obsolete Multiplexer 4 x 2:1 1 24mA, 24mA Single Supply 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SOP
MC74LVX4066D onsemi

MC74LVX4066D

SPST, 4 FUNC PDSO14

onsemi

2,200
RFQ
MC74LVX4066D Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
CD74HC137E Harris Corporation

CD74HC137E

IC DECODER/DEMUX 1X3:8 16DIP

Harris Corporation

1,850
RFQ
CD74HC137E Datasheet

Datasheet

74HC 16-DIP (0.300", 7.62mm) Tube Obsolete Decoder/Demultiplexer 1 x 3:8 1 5.2mA, 5.2mA Single Supply 2V ~ 6V -55°C ~ 125°C - - Through Hole 16-PDIP
74VHCT138AMX Fairchild Semiconductor

74VHCT138AMX

IC DECODER/DEMUX 1X3:8 16SOIC

Fairchild Semiconductor

1,607
RFQ
74VHCT138AMX Datasheet

Datasheet

74VHCT 16-SOIC (0.154", 3.90mm Width) Bulk Obsolete Decoder/Demultiplexer 1 x 3:8 1 8mA, 8mA Single Supply 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SOIC
74AC138PC Fairchild Semiconductor

74AC138PC

IC DECODER/DEMUX 1X3:8 16DIP

Fairchild Semiconductor

1,503
RFQ
74AC138PC Datasheet

Datasheet

74AC 16-DIP (0.300", 7.62mm) Tube Obsolete Decoder/Demultiplexer 1 x 3:8 1 24mA, 24mA Single Supply 2V ~ 6V -40°C ~ 85°C - - Through Hole 16-PDIP
MC74AC258N onsemi

MC74AC258N

MULTIPLEXER, AC SERIES, 4 FUNC,

onsemi

1,112
RFQ
MC74AC258N Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - -
CD74ACT157MG4 Texas Instruments

CD74ACT157MG4

IC QUAD 2-INPUT MUX 16-SOIC

Texas Instruments

1,001
RFQ
CD74ACT157MG4 Datasheet

Datasheet

74ACT 16-SOIC (0.154", 3.90mm Width) Tube Active Multiplexer 4 x 2:1 1 24mA, 24mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C - - Surface Mount 16-SOIC
74FST3125DTR2 onsemi

74FST3125DTR2

IC BUS SWITCH 1 X 1:1 14TSSOP

onsemi

1,806
RFQ
74FST3125DTR2 Datasheet

Datasheet

74FST 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Bus Switch 1 x 1:1 4 - Single Supply 4V ~ 5.5V -40°C ~ 85°C - - Surface Mount 14-TSSOP
74FST3251DR2 onsemi

74FST3251DR2

IC MUX/DEMUX 1 X 8:1 16SOIC

onsemi

4,565
RFQ
74FST3251DR2 Datasheet

Datasheet

74FST 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Multiplexer/Demultiplexer 1 x 8:1 1 - Single Supply 4V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SOIC
MC74VHC138DG onsemi

MC74VHC138DG

IC DECODER/DEMUX 1X3:8 16SOIC

onsemi

4,407
RFQ
MC74VHC138DG Datasheet

Datasheet

74VHC 16-SOIC (0.154", 3.90mm Width) Bulk Obsolete Decoder/Demultiplexer 1 x 3:8 1 8mA, 8mA Single Supply 2V ~ 5.5V -55°C ~ 125°C - - Surface Mount 16-SOIC
74ACT138SCX Fairchild Semiconductor

74ACT138SCX

DECODER/DRIVER, ACT SERIES, INVE

Fairchild Semiconductor

49,839
RFQ
74ACT138SCX Datasheet

Datasheet

74ACT 16-SOIC (0.154", 3.90mm Width) Bulk Active Decoder/Demultiplexer 1 x 3:8 1 24mA, 24mA Single Supply 4.5V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SOIC
MC74VHCT257ADG onsemi

MC74VHCT257ADG

IC MULTIPLEXER 4 X 2:1 16SOIC

onsemi

3,341
RFQ
MC74VHCT257ADG Datasheet

Datasheet

74VHCT 16-SOIC (0.154", 3.90mm Width) Bulk Obsolete Multiplexer 4 x 2:1 1 8mA, 8mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C - - Surface Mount 16-SOIC
CD74HCT253E Harris Corporation

CD74HCT253E

IC MULTIPLEXER 2 X 4:1 16DIP

Harris Corporation

10,150
RFQ
CD74HCT253E Datasheet

Datasheet

74HCT 16-DIP (0.300", 7.62mm) Tube Obsolete Multiplexer 2 x 4:1 1 4mA, 4mA Single Supply 4.5V ~ 5.5V -55°C ~ 125°C - - Through Hole 16-PDIP
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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.