| 157481 | 74AHCT244D | Octal buffer/line driver; 3-state | Nexperia |
| 157482 | 74AHCT244D | Octal buffer/line driver; 3-state | NXP Semiconductors |
| 157483 | 74AHCT244D | Octal buffer/line driver; 3-state | Philips |
| 157484 | 74AHCT244D-Q100 | Octal buffer/line driver; 3-state | Nexperia |
| 157485 | 74AHCT244D-Q100 | Octal buffer/line driver; 3-state | NXP Semiconductors |
| 157486 | 74AHCT244DB | Octal buffer/line driver; 3-state | Philips |
| 157487 | 74AHCT244PW | Octal buffer/line driver; 3-state | Nexperia |
| 157488 | 74AHCT244PW | Octal buffer/line driver; 3-state | NXP Semiconductors |
| 157489 | 74AHCT244PW | Octal buffer/line driver; 3-state | Philips |
| 157490 | 74AHCT244PW-Q100 | Octal buffer/line driver; 3-state | Nexperia |
| 157491 | 74AHCT244PW-Q100 | Octal buffer/line driver; 3-state | NXP Semiconductors |
| 157492 | 74AHCT245 | 3-state | Philips |
| 157493 | 74AHCT245APW | Octal bus transceiver; 3-state | Nexperia |
| 157494 | 74AHCT245BQ | Octal bus transceiver; 3-state | Nexperia |
| 157495 | 74AHCT245BQ | Octal bus transceiver; 3-state | NXP Semiconductors |
| 157496 | 74AHCT245BQ-Q100 | Octal bus transceiver; 3-state | Nexperia |
| 157497 | 74AHCT245BQ-Q100 | Octal bus transceiver; 3-state | NXP Semiconductors |
| 157498 | 74AHCT245D | Octal bus transceiver; 3-state | Nexperia |
| 157499 | 74AHCT245D | Octal bus transceiver; 3-state | NXP Semiconductors |
|
| 157500 | 74AHCT245D | Octal bus transceiver; 3-state | Philips |
| 157501 | 74AHCT245D-Q100 | Octal bus transceiver; 3-state | Nexperia |
| 157502 | 74AHCT245D-Q100 | Octal bus transceiver; 3-state | NXP Semiconductors |
| 157503 | 74AHCT245DB | Octal bus tranceiver; 3-state | Philips |
| 157504 | 74AHCT245PW | Octal bus transceiver; 3-state | Nexperia |
| 157505 | 74AHCT245PW | Octal bus transceiver; 3-state | NXP Semiconductors |
| 157506 | 74AHCT245PW | Octal bus transceiver; 3-state | Philips |
| 157507 | 74AHCT245PW-Q100 | Octal bus transceiver; 3-state | Nexperia |
| 157508 | 74AHCT245PW-Q100 | Octal bus transceiver; 3-state | NXP Semiconductors |
| 157509 | 74AHCT257 | 3-state | Philips |
| 157510 | 74AHCT257D | Quad 2-input multiplexer; 3-state | Nexperia |
| 157511 | 74AHCT257D | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 157512 | 74AHCT257D | Quad 2-input multiplexer; 3-state | Philips |
| 157513 | 74AHCT257D-Q100 | Quad 2-input multiplexer; 3-state | Nexperia |
| 157514 | 74AHCT257D-Q100 | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 157515 | 74AHCT257PW | Quad 2-input multiplexer; 3-state | Nexperia |
| 157516 | 74AHCT257PW | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 157517 | 74AHCT257PW | Quad 2-input multiplexer; 3-state | Philips |
| 157518 | 74AHCT257PW-Q100 | Quad 2-input multiplexer; 3-state | Nexperia |
| 157519 | 74AHCT257PW-Q100 | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 157520 | 74AHCT259 | 8-bit addressable latch | Philips |
