PI3B3257 Multiplexer/Demultiplexer Switches

Diodes Incorporated PI3B3257 Multiplexer/Demultiplexer Switches are 3.3V quad 2:1 Mux/DeMux with three-state output pinout and function compatible with PI74FCT257T, 74F257, and 74ALS/AS/LS257. The Diodes Incorporated switches feature non-zero propagation delay and 5Ω low On-Resistance. The PI3B3257 mux/demux switches are pin-compatible with 74 series 257 logic devices. These switches offer 120mA DC output current and 0.5W power dissipation. The PI3B3257 mux/demux switches operate at -40°C to 85°C ambient temperature range. These switches function with -0.5V to 4.6V supply voltage to ground potential. The PI3B3257 mux/demux switches are ideal for desktop PCs, industrial PCs, medical devices, monitors, STBs, tablet PCs, and TVs.

Results: 13
Select Image Part # Mfr. Description Datasheet Availability Pricing (THB) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Series Product Mounting Style Package/Case Number of Channels Configuration Supply Voltage - Min Supply Voltage - Max On Resistance - Max On Time - Max Off Time - Max Minimum Operating Temperature Maximum Operating Temperature Packaging

Diodes Incorporated Multiplexer Switch ICs 3.3V 2:1 Demux Mux Bus Switch 3,149In Stock
Cut Tape
฿22.66
฿15.93
฿14.29
฿12.69
Reel
฿9.70
Min.: 1
Mult.: 1
: 2,500
PI3B3257 Multiplexers/Demultiplexers SMD/SMT TSSOP-16 8 Channel 4 x 2:1 2.97 V 3.63 V 8 Ohms 4.5 ns 4.8 ns - 40 C + 85 C Reel, Cut Tape, MouseReel
Diodes Incorporated Multiplexer Switch ICs Bus Switch 3V U-QFN3030-16 T&R 3.5K 177In Stock
3,500Expected 10/30/2026
Cut Tape
฿21.32
฿15.03
฿12.53
฿11.73
฿10.90
Reel
฿9.43
Min.: 1
Mult.: 1
: 3,500
PI3B3257 Multiplexers SMD/SMT UQFN-16 8 Channel 4 x 2:1 2.97 V 3.63 V 8 Ohms 4.5 ns 4.8 ns - 40 C + 85 C Reel, Cut Tape, MouseReel

Diodes Incorporated Multiplexer Switch ICs 3.3V 2:1 Demux Mux Bus Switch 13In Stock
฿20.66
฿14.26
฿11.26
Min.: 1
Mult.: 1
PI3B3257 Multiplexers/Demultiplexers SMD/SMT TSSOP-16 8 Channel 4 x 2:1 2.97 V 3.63 V 8 Ohms 4.5 ns 4.8 ns - 40 C + 85 C Tube

Diodes Incorporated Multiplexer Switch ICs Bus Switch 3V TSSOP-16 TUBE 96PCS 361In Stock
฿23.99
฿16.73
฿13.96
Min.: 1
Mult.: 1
PI3B3257 Multiplexers/Demultiplexers SMD/SMT TSSOP-16 8 Channel 4 x 2:1 2.97 V 3.63 V 8 Ohms 4.5 ns 4.8 ns - 40 C + 85 C Tube

Diodes Incorporated Multiplexer Switch ICs 2:1Demux/Mux Bus Switch 3.3V 14In Stock
194Expected 11/4/2026
฿19.66
฿14.03
Min.: 1
Mult.: 1
PI3B3257 Multiplexers/Demultiplexers SMD/SMT QSOP-16 8 Channel 4 x 2:1 2.97 V 3.63 V 8 Ohms 4.5 ns 4.8 ns - 40 C + 85 C Tube

Diodes Incorporated Multiplexer Switch ICs 3.3V 2:1 Demux Mux Bus Switch 708In Stock
2,500On Order
Cut Tape
฿20.66
฿14.29
฿12.36
฿11.10
Reel
฿8.66
Min.: 1
Mult.: 1
: 2,500
PI3B3257 Multiplexers/Demultiplexers SMD/SMT QSOP-16 8 Channel 4 x 2:1 2.97 V 3.63 V 8 Ohms 4.5 ns 4.8 ns - 40 C + 85 C Reel, Cut Tape, MouseReel

Diodes Incorporated Multiplexer Switch ICs Bus Switch 3V QSOP-16 T&R 2.5K 2,290In Stock
Cut Tape
฿20.66
฿14.26
฿12.33
฿11.10
Reel
฿8.96
Min.: 1
Mult.: 1
: 2,500
PI3B3257 Multiplexers SMD/SMT QSOP-16 - 40 C + 85 C Reel, Cut Tape

Diodes Incorporated Multiplexer Switch ICs Bus Switch 3V TSSOP-16 T&R 2.5K 2,490In Stock
Cut Tape
฿23.99
฿16.73
฿14.53
฿13.13
Reel
฿10.73
Min.: 1
Mult.: 1
: 2,500
PI3B3257 Multiplexers SMD/SMT TSSOP-16 - 40 C + 85 C Reel, Cut Tape

Diodes Incorporated Multiplexer Switch ICs Bus Switch 3V QSOP-16 TUBE 97PCS 388Factory Stock Available
฿19.66
฿13.66
฿11.73
฿10.23
Min.: 1
Mult.: 1
PI3B3257 Multiplexers SMD/SMT QSOP-16 - 40 C + 85 C Tube
Diodes Incorporated Multiplexer Switch ICs 3.3V 2:1 Demux Mux Bus Switch 10,000Factory Stock Available
Reel
฿11.60
Min.: 2,500
Mult.: 2,500
: 2,500
PI3B3257 Multiplexers/Demultiplexers SMD/SMT SOIC-16 2.97 V 3.63 V - 40 C + 85 C Reel
Diodes Incorporated Multiplexer Switch ICs 3.3V 2:1 Demux Mux Bus Switch Non-Stocked Lead-Time 48 Weeks
฿25.99
฿18.26
฿15.43
Min.: 1
Mult.: 1
PI3B3257 Multiplexers/Demultiplexers SMD/SMT SOIC-16 8 Channel 4 x 2:1 2.97 V 3.63 V 8 Ohms 4.5 ns 4.8 ns - 40 C + 85 C Tube
Diodes Incorporated Multiplexer Switch ICs Bus Switch 3V SO-16 TUBE 48PCS Non-Stocked Lead-Time 48 Weeks
฿24.32
฿16.93
฿14.83
Min.: 1
Mult.: 1
PI3B3257 Multiplexers SMD/SMT SOIC-16 - 40 C + 85 C Tube
Diodes Incorporated Multiplexer Switch ICs Bus Switch 3V SO-16 T&R 2.5K Non-Stocked Lead-Time 48 Weeks
Reel
฿10.73
฿10.53
Min.: 2,500
Mult.: 2,500
: 2,500
PI3B3257 Multiplexers SMD/SMT SOIC-16 - 40 C + 85 C Reel