| 610721 | HCF4517BC1 | DUAL 64-STAGE STATIC SHIFT REGISTER | ST Microelectronics |
| 610722 | HCF4517BEY | DUAL 64-STAGE STATIC SHIFT REGISTER | SGS Thomson Microelectronics |
| 610723 | HCF4517BEY | DUAL 64-STAGE STATIC SHIFT REGISTER | ST Microelectronics |
| 610724 | HCF4517BM1 | DUAL 64-STAGE STATIC SHIFT REGISTER | ST Microelectronics |
| 610725 | HCF4518 | DUAL UP-COUNTERS | ST Microelectronics |
| 610726 | HCF4518B | DUAL UP-COUNTERS | SGS Thomson Microelectronics |
| 610727 | HCF4518B | DUAL UP-COUNTERS | ST Microelectronics |
| 610728 | HCF4518BC1 | DUAL UP-COUNTERS | ST Microelectronics |
| 610729 | HCF4518BEY | DUAL UP-COUNTERS | SGS Thomson Microelectronics |
| 610730 | HCF4518BEY | DUAL UP-COUNTERS | ST Microelectronics |
| 610731 | HCF4518BF | DUAL UP-COUNTERS | ST Microelectronics |
| 610732 | HCF4518BM1 | DUAL UP-COUNTERS | SGS Thomson Microelectronics |
| 610733 | HCF4518BM1 | DUAL UP-COUNTERS | ST Microelectronics |
| 610734 | HCF4518M013TR | DUAL UP-COUNTERS | SGS Thomson Microelectronics |
| 610735 | HCF4518M013TR | DUAL UP-COUNTERS | ST Microelectronics |
| 610736 | HCF4519 | 4 - BIT AND/OR SELECTOR | ST Microelectronics |
| 610737 | HCF4519B | 4 - BIT AND/OR SELECTOR | SGS Thomson Microelectronics |
| 610738 | HCF4519B | 4 - BIT AND/OR SELECTOR | ST Microelectronics |
| 610739 | HCF4519BC1 | 4 - BIT AND/OR SELECTOR | ST Microelectronics |
|
| 610740 | HCF4519BEY | 4 BIT AND/OR SELECTOR | SGS Thomson Microelectronics |
| 610741 | HCF4519BEY | 4 - BIT AND/OR SELECTOR | ST Microelectronics |
| 610742 | HCF4519BM1 | 4 BIT AND/OR SELECTOR | SGS Thomson Microelectronics |
| 610743 | HCF4519BM1 | 4 - BIT AND/OR SELECTOR | ST Microelectronics |
| 610744 | HCF4519M013TR | 4 BIT AND/OR SELECTOR | SGS Thomson Microelectronics |
| 610745 | HCF4520 | DUAL UP-COUNTERS | ST Microelectronics |
| 610746 | HCF4520B | DUAL UP-COUNTERS | SGS Thomson Microelectronics |
| 610747 | HCF4520B | DUAL UP-COUNTERS | ST Microelectronics |
| 610748 | HCF4520BC1 | DUAL UP-COUNTERS | ST Microelectronics |
| 610749 | HCF4520BEY | DUAL UP-COUNTERS | SGS Thomson Microelectronics |
| 610750 | HCF4520BEY | DUAL UP-COUNTERS | ST Microelectronics |
| 610751 | HCF4520BF | DUAL UP-COUNTERS | ST Microelectronics |
| 610752 | HCF4520BM1 | DUAL UP-COUNTERS | SGS Thomson Microelectronics |
| 610753 | HCF4520BM1 | DUAL UP-COUNTERS | ST Microelectronics |
| 610754 | HCF4520M013TR | DUAL UP-COUNTERS | SGS Thomson Microelectronics |
| 610755 | HCF4520M013TR | DUAL UP-COUNTERS | ST Microelectronics |
| 610756 | HCF4521 | 24 STAGE FREQUENCY DIVIDER | ST Microelectronics |
| 610757 | HCF4521B | 24 STAGE FREQUENCY DIVIDER | SGS Thomson Microelectronics |
| 610758 | HCF4521B | 24 STAGE FREQUENCY DIVIDER | ST Microelectronics |
| 610759 | HCF4521BEY | 24-STAGE FREQUENCY DIVIDER | SGS Thomson Microelectronics |
| 610760 | HCF4521BEY | 24-STAGE FREQUENCY DIVIDER | ST Microelectronics |
