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 (CLP) 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 3.148In Stock
Cut Tape
$775
$545
$489
$434
Reel
$332
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 184In Stock
3.500Expected 10/30/2026
Cut Tape
$729
$514
$428
$401
$373
Reel
$322
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
$706
$488
$385
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
$820
$572
$477
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
$672
$480
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 859In Stock
Cut Tape
$706
$489
$423
$379
Reel
$296
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
$706
$488
$422
$379
Reel
$306
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
$820
$572
$497
$449
Reel
$367
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
$672
$467
$401
$350
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
$396
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
$889
$624
$527
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
$832
$579
$507
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
$367
$360
Min.: 2.500
Mult.: 2.500
: 2.500
PI3B3257 Multiplexers SMD/SMT SOIC-16 - 40 C + 85 C Reel