SN54ALS257A is Quad 2-Line To 1-Line Data Selectors/Multiplexers manufactured by Texas Instruments.
| Part Number | Description |
|---|---|
| SN54ALS251 | 1-of-8 Data Selectors/Multiplexers |
| SN54ALS253 | Dual 1-of-4 Data Selectors/Multiplexers |
| SN54ALS258A | Quad 2-Line To 1-Line Data Selectors/Multiplexers |
| SN54ALS259 | 8-Bit Addressable Latches |
| SN54ALS20A | Dual 4-Input Positive-NAND Gate |
These data selectors/multiplexers are designed to multiplex signals from 4-bit data sources to 4-output data lines in bus-organized systems. The 3-state outputs do not load the data lines when the output-enable (OE) input is at a high logic level. SN54ALS257A, SN54ALS258A.
