| 980521 | M74HC4040TTR | 12 STAGE BINARY COUNTER | ST Microelectronics |
| 980522 | M74HC4049 | HC4050 HEX BUFFER/CONVERTER, HC4049 HEX BUFFER/CONVERTER (INVERTER) | SGS Thomson Microelectronics |
| 980523 | M74HC4049 | HEX BUFFER/CONVERTER (INVERTER) | ST Microelectronics |
| 980524 | M74HC4049B1R | HEX BUFFER/CONVERTER (INVERTER) | SGS Thomson Microelectronics |
| 980525 | M74HC4049B1R | HEX BUFFER/CONVERTER (INVERTER) | ST Microelectronics |
| 980526 | M74HC4049C1R | HC4050 HEX BUFFER/CONVERTER HC4049 HEX BUFFER/CONVERTER INVERTER | ST Microelectronics |
| 980527 | M74HC4049F1R | HC4050 HEX BUFFER/CONVERTER HC4049 HEX BUFFER/CONVERTER INVERTER | ST Microelectronics |
| 980528 | M74HC4049M1R | HEX BUFFER/CONVERTER (INVERTER) | SGS Thomson Microelectronics |
| 980529 | M74HC4049M1R | HEX BUFFER/CONVERTER (INVERTER) | ST Microelectronics |
| 980530 | M74HC4049RM13TR | HEX BUFFER/CONVERTER (INVERTER) | SGS Thomson Microelectronics |
| 980531 | M74HC4049RM13TR | HEX BUFFER/CONVERTER (INVERTER) | ST Microelectronics |
| 980532 | M74HC4049TTR | HEX BUFFER/CONVERTER (INVERTER) | SGS Thomson Microelectronics |
| 980533 | M74HC4049TTR | HEX BUFFER/CONVERTER (INVERTER) | ST Microelectronics |
| 980534 | M74HC4050 | HC4050 HEX BUFFER/CONVERTER, HC4049 HEX BUFFER/CONVERTER (INVERTER) | SGS Thomson Microelectronics |
| 980535 | M74HC4050 | HEX BUFFER/CONVERTER | ST Microelectronics |
| 980536 | M74HC4050B1R | HEX BUFFER/CONVERTER | SGS Thomson Microelectronics |
| 980537 | M74HC4050B1R | HEX BUFFER/CONVERTER | ST Microelectronics |
| 980538 | M74HC4050C1R | HC4050 HEX BUFFER/CONVERTER HC4049 HEX BUFFER/CONVERTER INVERTER | ST Microelectronics |
| 980539 | M74HC4050F1R | HC4050 HEX BUFFER/CONVERTER HC4049 HEX BUFFER/CONVERTER INVERTER | ST Microelectronics |
|
| 980540 | M74HC4050M1R | HEX BUFFER/CONVERTER | SGS Thomson Microelectronics |
| 980541 | M74HC4050M1R | HEX BUFFER/CONVERTER | ST Microelectronics |
| 980542 | M74HC4050RM13TR | HEX BUFFER/CONVERTER | SGS Thomson Microelectronics |
| 980543 | M74HC4050RM13TR | HEX BUFFER/CONVERTER | ST Microelectronics |
| 980544 | M74HC4050TTR | HEX BUFFER/CONVERTER | SGS Thomson Microelectronics |
| 980545 | M74HC4050TTR | HEX BUFFER/CONVERTER | ST Microelectronics |
| 980546 | M74HC4051 | SINGLE 8 CHANNEL, DUAL 4 CHANNEL, TRIPLE 2 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER: | SGS Thomson Microelectronics |
| 980547 | M74HC4051 | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | ST Microelectronics |
| 980548 | M74HC4051B1R | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | SGS Thomson Microelectronics |
| 980549 | M74HC4051B1R | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | ST Microelectronics |
| 980550 | M74HC4051C1R | ANALOGMULTIPLEXER/DEMULTIPLEXER: SINGLE8CHANNEL / DUAL 4CHANNEL / TRIPLE2CHANNEL | ST Microelectronics |
| 980551 | M74HC4051F1R | ANALOGMULTIPLEXER/DEMULTIPLEXER: SINGLE8CHANNEL / DUAL 4CHANNEL / TRIPLE2CHANNEL | ST Microelectronics |
| 980552 | M74HC4051M1R | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | SGS Thomson Microelectronics |
| 980553 | M74HC4051M1R | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | ST Microelectronics |
| 980554 | M74HC4051RM13TR | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | SGS Thomson Microelectronics |
| 980555 | M74HC4051RM13TR | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | ST Microelectronics |
| 980556 | M74HC4051TTR | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | SGS Thomson Microelectronics |
| 980557 | M74HC4051TTR | SINGLE 8 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | ST Microelectronics |
| 980558 | M74HC4052 | SINGLE 8 CHANNEL, DUAL 4 CHANNEL, TRIPLE 2 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER: | SGS Thomson Microelectronics |
| 980559 | M74HC4052 | DUAL 4 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | ST Microelectronics |
| 980560 | M74HC4052B1R | DUAL 4 CHANNEL ANALOG MULTIPLEXER/DEMULTIPLEXER | ST Microelectronics |
