| 646521 | HCC4042B | QUAD CLOCKED D LATCH | ST Microelectronics |
| 646522 | HCC4042BDG | Rad-hard quad clocked D latch | ST Microelectronics |
| 646523 | HCC4042BDT | Rad-hard quad clocked D latch | ST Microelectronics |
| 646524 | HCC4042BF | QUAD CLOCKED ¡±D¡± LATCH | SGS Thomson Microelectronics |
| 646525 | HCC4042BF | QUAD CLOCKED D LATCH | ST Microelectronics |
| 646526 | HCC4042BKG | Rad-hard quad clocked D latch | ST Microelectronics |
| 646527 | HCC4042BKT | Rad-hard quad clocked D latch | ST Microelectronics |
| 646528 | HCC4043 | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646529 | HCC4043B | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646530 | HCC4043B | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646531 | HCC4043BC1 | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646532 | HCC4043BC1 | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646533 | HCC4043BDG | Rad-hard quad 3-state NOR R/S latch | ST Microelectronics |
| 646534 | HCC4043BDT | Rad-hard quad 3-state NOR R/S latch | ST Microelectronics |
| 646535 | HCC4043BEY | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646536 | HCC4043BEY | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646537 | HCC4043BF | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646538 | HCC4043BF | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646539 | HCC4043BKG | Rad-hard quad 3-state NOR R/S latch | ST Microelectronics |
|
| 646540 | HCC4043BKT | Rad-hard quad 3-state NOR R/S latch | ST Microelectronics |
| 646541 | HCC4043BM1 | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646542 | HCC4043BM1 | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646543 | HCC4044B | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646544 | HCC4044B | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646545 | HCC4044BC1 | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646546 | HCC4044BC1 | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646547 | HCC4044BDG | Rad-Hard Quad 3-State NAND R/S Latch | ST Microelectronics |
| 646548 | HCC4044BDT | Rad-Hard Quad 3-State NAND R/S Latch | ST Microelectronics |
| 646549 | HCC4044BEY | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646550 | HCC4044BEY | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646551 | HCC4044BF | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646552 | HCC4044BF | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646553 | HCC4044BKG | Rad-Hard Quad 3-State NAND R/S Latch | ST Microelectronics |
| 646554 | HCC4044BKT | Rad-Hard Quad 3-State NAND R/S Latch | ST Microelectronics |
| 646555 | HCC4044BM1 | QUAD 3-STATE R-S LATCHES | SGS Thomson Microelectronics |
| 646556 | HCC4044BM1 | QUAD 3-STATE R-S LATCHES | ST Microelectronics |
| 646557 | HCC4046B | MICROPOWER PHASE-LOCKED LOOP | SGS Thomson Microelectronics |
| 646558 | HCC4046B | MICRMICROPOWER PHASE-LOCKED LOOP _ | ST Microelectronics |
| 646559 | HCC4046BDG | Rad-hard micropower phase locker loop | ST Microelectronics |
| 646560 | HCC4046BDT | Rad-hard micropower phase locker loop | ST Microelectronics |
