| 131561 | 54ACT374FM-MLS | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 131562 | 54ACT374FM-MLS | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 131563 | 54ACT374L | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 131564 | 54ACT374L | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 131565 | 54ACT374WG-MLS | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 131566 | 54ACT374WG-MLS | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 131567 | 54ACT377 | Octal D Flip-Flop with Clock Enable | National Semiconductor |
| 131568 | 54ACT377D | Octal D Flip-Flop with Clock Enable | National Semiconductor |
| 131569 | 54ACT377F | Octal D Flip-Flop with Clock Enable | National Semiconductor |
| 131570 | 54ACT377L | Octal D Flip-Flop with Clock Enable | National Semiconductor |
| 131571 | 54ACT399 | Quad 2-Port Register | National Semiconductor |
| 131572 | 54ACT399D | Quad 2-Port Register | National Semiconductor |
| 131573 | 54ACT399DMQB | Quad 2-Port Register | National Semiconductor |
| 131574 | 54ACT399DMQB | Quad 2-Port Register | National Semiconductor |
| 131575 | 54ACT399DMQB | Quad 2-Port Register | National Semiconductor |
| 131576 | 54ACT399ERQMLV | Quad 2-Port Register | National Semiconductor |
| 131577 | 54ACT399FM-MLS | Quad 2-Port Register | National Semiconductor |
| 131578 | 54ACT399FM-MLS | Quad 2-Port Register | National Semiconductor |
| 131579 | 54ACT399FM-MLS | Quad 2-Port Register | National Semiconductor |
|
| 131580 | 54ACT399FM-MPR | Quad 2-Port Register | National Semiconductor |
| 131581 | 54ACT399FMQB | Quad 2-Port Register | National Semiconductor |
| 131582 | 54ACT399FMQB | Quad 2-Port Register | National Semiconductor |
| 131583 | 54ACT399FMQB | Quad 2-Port Register | National Semiconductor |
| 131584 | 54ACT399IF | Quad 2-Port Register | National Semiconductor |
| 131585 | 54ACT399JRQMLV | Quad 2-Port Register | National Semiconductor |
| 131586 | 54ACT399L | Quad 2-Port Register | National Semiconductor |
| 131587 | 54ACT399L | Quad 2-Port Register | National Semiconductor |
| 131588 | 54ACT399LMQB | Quad 2-Port Register | National Semiconductor |
| 131589 | 54ACT399LMQB | Quad 2-Port Register | National Semiconductor |
| 131590 | 54ACT399LMQB | Quad 2-Port Register | National Semiconductor |
| 131591 | 54ACT399MW8 | Quad 2-Port Register | National Semiconductor |
| 131592 | 54ACT399WRQMLV | Quad 2-Port Register | National Semiconductor |
| 131593 | 54ACT520 | 8-Bit Identity Comparator | National Semiconductor |
| 131594 | 54ACT520D | 8-Bit Identity Comparator | National Semiconductor |
| 131595 | 54ACT520F | 8-Bit Identity Comparator | National Semiconductor |
| 131596 | 54ACT520L | 8-Bit Identity Comparator | National Semiconductor |
| 131597 | 54ACT521 | 8-Bit Identity Comparator | National Semiconductor |
| 131598 | 54ACT521MDA | 8-Bit Identity Comparator | National Semiconductor |
| 131599 | 54ACT534 | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
| 131600 | 54ACT534D | Octal D Flip-Flop with TRI-STATE Outputs | National Semiconductor |
