Texas Instruments SN74CB3T3257PWR Signal Switches, Multiplexers and Decoders
CMOS bus switch featuring 4-channel, 1-of-8 multiplexer/demultiplexer functionality.

Same model may have multiple batches, images only for reference.
Technical Specifications
Texas Instruments SN74CB3T3257PWR Signal Switches, Multiplexers and Decoders technical specifications.
General
Alternate Parts Comparison (SN74CB3T3257PWR vs SN74CB3Q16244DGVR vs SN74CB3T16210DGVR vs SN74CB3Q3244RGYR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-TSSOP | -- | -- | 20-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | -- | -- | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -- | -- | -40°C ~ 85°C |
| Supply Voltage | 2.3V ~ 3.6V | -- | -- | 2.3V ~ 3.6V |
| Circuit | 4 x 2:1 | -- | -- | 4 x 1:1 |
| Independent Circuits | 1 | -- | -- | 2 |
| Type | Multiplexer/Demultiplexer | -- | -- | Bus Switch |
| Voltage Supply Source | Single Supply | -- | -- | Single Supply |
| Action |
Texas Instruments SN74CB3T3257PWR Signal Switches, Multiplexers and Decoders Overview
CMOS bus switch featuring 4-channel, 1-of-8 multiplexer/demultiplexer functionality. This single-element device supports a 2.3V to 3.6V single supply voltage and operates across a -40°C to 85°C temperature range. It offers a 0.25ns propagation delay and 9.5ns turn-on delay, with ±128mA high/low level output current. Packaged in a 16-pin TSSOP for surface mounting, this RoHS compliant component is supplied on tape and reel.