The 74HC20; 74HCT20 is a dual 4-input NAND gate.
| Part Number | Manufacturer | Description |
|---|---|---|
| 74HCT20 | Philips Semiconductors | Dual 4-input NAND gate |
| 74HCT240 | Philips Semiconductors | Octal buffer/line driver |
| 74HCT297 | Philips Semiconductors | Digital phase-locked-loop filter |
| 74HCT299 | Philips Semiconductors | 8-bit universal shift register |
| 74HCT2G126 | Philips Semiconductors | Dual buffer/line driver |
| 74HCT257 | Philips Semiconductors | Quad 2-input multiplexer |
| 74HCT273-Q100 | NXP Semiconductors | Octal D-type flip-flop |
| 74HCT2G17 | NXP Semiconductors | Dual non-Inverting Schmitt Trigger |
| 74HCT245 | NXP Semiconductors | Octal bus transceiver |
| 74HCT245D | Toshiba | Octal Bus Transceiver |
