| Manufacturer | Part Number | Description |
|---|---|---|
National Semiconductor |
74F257A | Quad 2-Input Multiplexer |
Fairchild |
74F257A | Quad 2-Input Multiplexer |
Motorola Semiconductor |
MC74F257A | QUAD 2-INPUT MULTIPLEXER |
Philips Semiconductors |
74F257A | Quad 2-lnput selector/multiplexer |