text.skipToContent text.skipToNavigation


5-V, 2:1 (SPDT), 4-channel general-purpose analog switch

Inventory: 3,030

Download data sheet for SN74CBT3257
  |   View additional information for SN74CBT3257

Same as: SN74CBT3257DG4 

Packaging information

Package | Pins SOIC (D) | 16
Operating temperature range (℃) I (-40 to 85)
Package qty | Carrier: 40 | TUBE
View more packaging information

Quality information

RoHS Yes
Lead finish / Ball material NIPDAU
MSL rating / Peak reflow Level-1-260C-UNLIM
Material content View
DPPM / MTBF / Fit rate View
Qualification summary View
Ongoing reliability monitoring View
Device marking View


  • 5- Switch Connection Between Two Ports
  • TTL-Compatible Input Levels


The SN74CBT3257 is a 4-bit 1-of-2 high-speed TTL-compatible FET multiplexer/demultiplexer. The low on-state resistance of the switch allows connections to be made with minimal propagation delay.

Output-enable (OE)\ and select-control (S) inputs select the appropriate B1 and B2 outputs for the A-input data.

Qty Price
1-99 $0.61
100-249 $0.47
250-999 $0.35
1,000+ $0.25

Alternative carriers

Part number SN74CBT3257DR
Package qty | Carrier 2,500 | LARGE T&R
Custom reel may be available
Inventory 25,492
Qty | Price (USD) 1ku | $0.21