Datasheet Summary
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| Part Number | Description |
|---|---|
| M74LS22P | Dual 4-Input Positive NAND Gate |
| M74LS20P | Dual 4-Input Positive NAND Gate |
| M74LS251P | 8-Line to 3-Line Data Selector / Multiplexer |
| M74LS253P | Dual 4-Line to 1-Line Data Selector / Multiplexer |
| M74LS256P | Dual 4-Bit Addressable Latch |