HC257 is QUAD 2 CHANNEL MULTIPLEXER 3-STATE manufactured by STMicroelectronics.
| Manufacturer | Part Number | Description |
|---|---|---|
System Logic Semiconductor |
HC257 | Quad 2-Input Data Selector/Multiplexer with 3-State Outputs |
Motorola Semiconductor |
HC257 | Quad 2-Input Data Selector/Multiplexer with 3-State Outputs |
Toshiba |
HC257 | QUAD 2-CHANEL MULTIPLEXER (3-STATE) |
Hitachi Semiconductor |
HC257 | Quad. 2-to-1-line Data Selectors/Multiplexers(with noninverted 3-state outputs) |
The 74VHC257 is an advanced high-speed CMOS QUAD 2 CHANNEL MULTIPLEXER (3-STATE) fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. It is posed of four independent 2 channel multiplexers with mon SELECT and ENABLE INPUT. Functional operation under these condition is not implied.
