| 667081 | HEF40175BF | Quadruple D-type flip-flop | Philips |
| 667082 | HEF40175BN | Quadruple D-type flip-flop | Philips |
| 667083 | HEF40175BP | Quad D-type flip-flop | NXP Semiconductors |
| 667084 | HEF40175BP | Quadruple D-type flip-flop | Philips |
| 667085 | HEF40175BPB | Quadruple D-type flip-flop | Philips |
| 667086 | HEF40175BT | Quad D-type flip-flop | Nexperia |
| 667087 | HEF40175BT | Quad D-type flip-flop | NXP Semiconductors |
| 667088 | HEF40175BT | Quadruple D-type flip-flop | Philips |
| 667089 | HEF40175BTT | Quad D-type flip-flop | Nexperia |
| 667090 | HEF40175BTT | Quad D-type flip-flop | NXP Semiconductors |
| 667091 | HEF40175BU | Quadruple D-type flip-flop | Philips |
| 667092 | HEF4017B | 5-stage Johnson counter | Philips |
| 667093 | HEF4017BD | 5-stage Johnson counter | Philips |
| 667094 | HEF4017BDB | 5-stage Johnson counter | Philips |
| 667095 | HEF4017BF | 5-stage Johnson counter | Philips |
| 667096 | HEF4017BN | 5-stage Johnson counter | Philips |
| 667097 | HEF4017BP | 5-stage Johnson decade counter | NXP Semiconductors |
| 667098 | HEF4017BP | 5-stage Johnson counter | Philips |
| 667099 | HEF4017BPB | 5-stage Johnson counter | Philips |
|
| 667100 | HEF4017BT | 5-stage Johnson decade counter | Nexperia |
| 667101 | HEF4017BT | 5-stage Johnson decade counter | NXP Semiconductors |
| 667102 | HEF4017BT | 5-stage Johnson counter | Philips |
| 667103 | HEF4017BT-Q100 | 5-stage Johnson decade counter | Nexperia |
| 667104 | HEF4017BU | 5-stage Johnson counter | Philips |
| 667105 | HEF4018B | Presettable divide-by-N counter | Integrated Circuit Systems |
| 667106 | HEF40192 | 4-bit up/down decade counter | Philips |
| 667107 | HEF40192B | 4-bit up/down decade counter | Philips |
| 667108 | HEF40192BD | 4-bit up/down decade counter | Philips |
| 667109 | HEF40192BF | 4-bit up/down decade counter | Philips |
| 667110 | HEF40192BN | 4-bit up/down decade counter | Philips |
| 667111 | HEF40192BP | 4-bit up/down decade counter | Philips |
| 667112 | HEF40192BT | 4-bit up/down decade counter | Philips |
| 667113 | HEF40193B | 4-bit up/down binary counter | Philips |
| 667114 | HEF40193BD | 4-bit up/down binary counter | Philips |
| 667115 | HEF40193BDB | 4-bit up/down binary counter | Philips |
| 667116 | HEF40193BF | 4-bit up/down binary counter | Philips |
| 667117 | HEF40193BN | 4-bit up/down binary counter | Philips |
| 667118 | HEF40193BP | 4-bit up/down binary counter | NXP Semiconductors |
| 667119 | HEF40193BP | 4-bit up/down binary counter | Philips |
| 667120 | HEF40193BPB | 4-bit up/down binary counter | Philips |
