| 156641 | 74AHC244PW | Octal buffer/line driver; 3-state | NXP Semiconductors |
| 156642 | 74AHC244PW | Octal buffer/line driver; 3-state | Philips |
| 156643 | 74AHC244PW-Q100 | Octal buffer/line driver; 3-state | Nexperia |
| 156644 | 74AHC244PW-Q100 | Octal buffer/line driver; 3-state | NXP Semiconductors |
| 156645 | 74AHC244PWDH | Octal buffer/line driver; 3-state | Philips |
| 156646 | 74AHC245 | 3-state | Philips |
| 156647 | 74AHC245BQ | Octal bus transceiver; 3-state | Nexperia |
| 156648 | 74AHC245BQ | Octal bus transceiver; 3-state | NXP Semiconductors |
| 156649 | 74AHC245BQ-Q100 | Octal bus transceiver; 3-state | Nexperia |
| 156650 | 74AHC245BQ-Q100 | Octal bus transceiver; 3-state | NXP Semiconductors |
| 156651 | 74AHC245D | Octal bus transceiver; 3-state | Nexperia |
| 156652 | 74AHC245D | Octal bus transceiver; 3-state | NXP Semiconductors |
| 156653 | 74AHC245D | Octal bus transceiver; 3-state | Philips |
| 156654 | 74AHC245D-Q100 | Octal bus transceiver; 3-state | Nexperia |
| 156655 | 74AHC245D-Q100 | Octal bus transceiver; 3-state | NXP Semiconductors |
| 156656 | 74AHC245DB | Octal bus tranceiver; 3-state | Philips |
| 156657 | 74AHC245PW | Octal bus transceiver; 3-state | Nexperia |
| 156658 | 74AHC245PW | Octal bus transceiver; 3-state | NXP Semiconductors |
| 156659 | 74AHC245PW | Octal bus transceiver; 3-state | Philips |
|
| 156660 | 74AHC245PW-Q100 | Octal bus transceiver; 3-state | Nexperia |
| 156661 | 74AHC245PW-Q100 | Octal bus transceiver; 3-state | NXP Semiconductors |
| 156662 | 74AHC245PWDH | Octal bus transceiver; 3-state | Philips |
| 156663 | 74AHC257 | 3-state | Philips |
| 156664 | 74AHC257D | Quad 2-input multiplexer; 3-state | Nexperia |
| 156665 | 74AHC257D | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 156666 | 74AHC257D | Quad 2-input multiplexer; 3-state | Philips |
| 156667 | 74AHC257D-Q100 | Quad 2-input multiplexer; 3-state | Nexperia |
| 156668 | 74AHC257D-Q100 | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 156669 | 74AHC257PW | Quad 2-input multiplexer; 3-state | Nexperia |
| 156670 | 74AHC257PW | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 156671 | 74AHC257PW | Quad 2-input multiplexer; 3-state | Philips |
| 156672 | 74AHC257PW-Q100 | Quad 2-input multiplexer; 3-state | Nexperia |
| 156673 | 74AHC257PW-Q100 | Quad 2-input multiplexer; 3-state | NXP Semiconductors |
| 156674 | 74AHC259 | 8-bit addressable latch | Philips |
| 156675 | 74AHC259D | 8-bit addressable latch | NXP Semiconductors |
| 156676 | 74AHC259D | 8-bit addressable latch | Philips |
| 156677 | 74AHC259D-Q100 | 8-bit addressable latch | NXP Semiconductors |
| 156678 | 74AHC259PW | 8-bit addressable latch | NXP Semiconductors |
| 156679 | 74AHC259PW | 8-bit addressable latch | Philips |
| 156680 | 74AHC259PW-Q100 | 8-bit addressable latch | NXP Semiconductors |
