| 166401 | 74HCT4017D-Q100 | Johnson decade counter with 10 decoded outputs | NXP Semiconductors |
| 166402 | 74HCT4017N | Johnson decade counter with 10 decoded outputs | NXP Semiconductors |
| 166403 | 74HCT4017N | 74HC/HCT4017; Johnson decade counter with 10 decoded outputs | Philips |
| 166404 | 74HCT4017U | Johnson decade counter with 10 decoded outputs | Philips |
| 166405 | 74HCT4020 | 14-stage binary ripple counter | Philips |
| 166406 | 74HCT4020BQ | 14-stage binary ripple counter | Nexperia |
| 166407 | 74HCT4020BQ | 14-stage binary ripple counter | NXP Semiconductors |
| 166408 | 74HCT4020BQ-Q100 | 14-stage binary ripple counter | Nexperia |
| 166409 | 74HCT4020BQ-Q100 | 14-stage binary ripple counter | NXP Semiconductors |
| 166410 | 74HCT4020D | 14-stage binary ripple counter | Nexperia |
| 166411 | 74HCT4020D | 14-stage binary ripple counter | NXP Semiconductors |
| 166412 | 74HCT4020D | 74HC/HCT4020; 14-stage binary ripple counter | Philips |
| 166413 | 74HCT4020D-Q100 | 14-stage binary ripple counter | Nexperia |
| 166414 | 74HCT4020D-Q100 | 14-stage binary ripple counter | NXP Semiconductors |
| 166415 | 74HCT4020DB | 14-stage binary ripple counter | Nexperia |
| 166416 | 74HCT4020DB | 14-stage binary ripple counter | NXP Semiconductors |
| 166417 | 74HCT4020DB | 74HC/HCT4020; 14-stage binary ripple counter | Philips |
| 166418 | 74HCT4020N | 14-stage binary ripple counter | NXP Semiconductors |
| 166419 | 74HCT4020N | 74HC/HCT4020; 14-stage binary ripple counter | Philips |
|
| 166420 | 74HCT4020PW | 14-stage binary ripple counter | Nexperia |
| 166421 | 74HCT4020PW | 14-stage binary ripple counter | NXP Semiconductors |
| 166422 | 74HCT4020PW | 74HC/HCT4020; 14-stage binary ripple counter | Philips |
| 166423 | 74HCT4020PW-Q100 | 14-stage binary ripple counter | Nexperia |
| 166424 | 74HCT4020PW-Q100 | 14-stage binary ripple counter | NXP Semiconductors |
| 166425 | 74HCT4020U | 14-stage binary ripple counter | Philips |
| 166426 | 74HCT4024 | 7-stage binary ripple counter | Philips |
| 166427 | 74HCT4024D | 7-stage binary ripple counter | Philips |
| 166428 | 74HCT4024N | 7-stage binary ripple counter | Philips |
| 166429 | 74HCT4024PW | 7-stage binary ripple counter | Philips |
| 166430 | 74HCT4024U | 7-stage binary ripple counter | Philips |
| 166431 | 74HCT4040 | 12-stage binary ripple counter | Philips |
| 166432 | 74HCT4040BQ | 12-stage binary ripple counter | Nexperia |
| 166433 | 74HCT4040BQ | 12-stage binary ripple counter | NXP Semiconductors |
| 166434 | 74HCT4040BQ | 12-stage binary ripple counter | Philips |
| 166435 | 74HCT4040BQ-Q100 | 12-stage binary ripple counter | Nexperia |
| 166436 | 74HCT4040BQ-Q100 | 12-stage binary ripple counter | NXP Semiconductors |
| 166437 | 74HCT4040D | 12-stage binary ripple counter | Nexperia |
| 166438 | 74HCT4040D | 12-stage binary ripple counter | NXP Semiconductors |
| 166439 | 74HCT4040D | 74HC/HCT4040; 12-stage binary ripple counter | Philips |
| 166440 | 74HCT4040D-Q100 | 12-stage binary ripple counter | Nexperia |
