Quad 2-input Multiplexer
This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | 74F257A |
|---|---|
| Manufacturer | National Semiconductor (now Texas Instruments) |
| File Size | Direct Link |
| Description | Quad 2-Input Multiplexer |
| Datasheet | 74F257A 74F257APC Datasheet (PDF) |
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The ’F257A is a quad 2-input multiplexer with TRI-STATE outputs Four bits of data from two sources can be selected using a mon Data Select input The four outputs present the selected data in true (non-inverted) form The outputs may be switched to a high impedance state with a HIGH on the mon Output Enable (OE) input allowing the outputs to interface directly with bus-oriented systems.
| Brand Logo | Part Number | Description | Other Manufacturers |
|---|---|---|---|
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74F257 | Quadruple 2-Line To 1-Line Data Selectors/Multiplexers | Texas Instruments |
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74F257A | Quad 2-lnput selector/multiplexer | Philips |
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74F257A | Quad 2-Input Multiplexer | Fairchild |
| Part Number | Description |
|---|---|
| 74F251A | 8-Input Multiplexer |
| 74F258A | Quad 2-Input Multiplexer |
| 74F241 | Octal Buffers/Line Drivers |
| 74F243 | Quad Bus Transceiver |
| 74F244 | Octal Buffers/Line Drivers |
| 74F245 | Octal Bidirectional Transceiver |
| 74F2620 | Inverting Octal Bus Transceiver |
| 74F2623 | Inverting Octal Bus Transceiver |
| 74F2640 | Octal Bus Transceiver |
| 74F2643 | Octal Bus Transceiver |
