| 648401 | HCF4555M013TR | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | ST Microelectronics |
| 648402 | HCF4556 | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | ST Microelectronics |
| 648403 | HCF4556B | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | SGS Thomson Microelectronics |
| 648404 | HCF4556B | Dual binary to 1 of 4 decoder/demultipl. (low on select) | SGS-ATES |
| 648405 | HCF4556B | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | ST Microelectronics |
| 648406 | HCF4556BC1 | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | ST Microelectronics |
| 648407 | HCF4556BEY | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | SGS Thomson Microelectronics |
| 648408 | HCF4556BEY | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | ST Microelectronics |
| 648409 | HCF4556BF | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | ST Microelectronics |
| 648410 | HCF4556BM1 | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | SGS Thomson Microelectronics |
| 648411 | HCF4556BM1 | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | ST Microelectronics |
| 648412 | HCF4556M013TR | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | SGS Thomson Microelectronics |
| 648413 | HCF4556M013TR | DUAL BINARY TO 1 OF 4 DECODER/DEMULTIPLEXERS | ST Microelectronics |
| 648414 | HCF4560 | NBCD ADDER | ST Microelectronics |
| 648415 | HCF4560B | NBCD ADDER | SGS Thomson Microelectronics |
| 648416 | HCF4560B | NBCD ADDER | ST Microelectronics |
| 648417 | HCF4560BC1 | NBCD ADDER | ST Microelectronics |
| 648418 | HCF4560BEY | NBCD ADDER | ST Microelectronics |
| 648419 | HCF4560BM1 | NBCD ADDER | ST Microelectronics |
|
| 648420 | HCF4566B | INDUSTRIAL TIME-BASE GENERATOR | SGS Thomson Microelectronics |
| 648421 | HCF4566B | INDUSTRIAL TIME-BASE GENERATOR | ST Microelectronics |
| 648422 | HCF4566BC1 | INDUSTRIAL TIME-BASE GENERATOR | ST Microelectronics |
| 648423 | HCF4566BEY | INDUSTRIAL TIME-BASE GENERATOR | ST Microelectronics |
| 648424 | HCF4566BM1 | INDUSTRIAL TIME-BASE GENERATOR | ST Microelectronics |
| 648425 | HCF4572B | HEX GATE | SGS Thomson Microelectronics |
| 648426 | HCF4572B | HEX GATE | ST Microelectronics |
| 648427 | HCF4572BC1 | HEX GATE | ST Microelectronics |
| 648428 | HCF4572BEY | HEX GATE | ST Microelectronics |
| 648429 | HCF4572BM1 | HEX GATE | ST Microelectronics |
| 648430 | HCF4585 | 4-BIT MAGNITUDE COMPARATOR | ST Microelectronics |
| 648431 | HCF4585B | 4-BIT MAGNITUDE COMPARATOR | SGS Thomson Microelectronics |
| 648432 | HCF4585B | 4-BIT MAGNITUDE COMPARATOR | ST Microelectronics |
| 648433 | HCF4585BC1 | 4-BIT MAGNITUDE COMPARATOR | ST Microelectronics |
| 648434 | HCF4585BEY | 4-BIT MAGNITUDE COMPARATOR | SGS Thomson Microelectronics |
| 648435 | HCF4585BEY | 4-BIT MAGNITUDE COMPARATOR | ST Microelectronics |
| 648436 | HCF4585BM1 | 4-BIT MAGNITUDE COMPARATOR | SGS Thomson Microelectronics |
| 648437 | HCF4585BM1 | 4-BIT MAGNITUDE COMPARATOR | ST Microelectronics |
| 648438 | HCF4585M013TR | 4-BIT MAGNITUDE COMPARATOR | SGS Thomson Microelectronics |
| 648439 | HCF4585M013TR | 4-BIT MAGNITUDE COMPARATOR | ST Microelectronics |
| 648440 | HCF4724B | 8 BIT ADDRESSABLE LATCH | SGS Thomson Microelectronics |
