| 667841 | HEF4517 | Dual 64-bit static shift register | Philips |
| 667842 | HEF4517B | Dual 64-bit static shift register | Philips |
| 667843 | HEF4517BD | Dual 64-bit static shift register | Philips |
| 667844 | HEF4517BDB | Dual 64-bit static shift register | Philips |
| 667845 | HEF4517BF | Dual 64-bit static shift register | Philips |
| 667846 | HEF4517BN | Dual 64-bit static shift register | Philips |
| 667847 | HEF4517BP | Dual 64-bit static shift register | NXP Semiconductors |
| 667848 | HEF4517BP | Dual 64-bit static shift register | Philips |
| 667849 | HEF4517BPB | Dual 64-bit static shift register | Philips |
| 667850 | HEF4517BT | Dual 64-bit static shift register | NXP Semiconductors |
| 667851 | HEF4517BT | Dual 64-bit static shift register | Philips |
| 667852 | HEF4517BU | Dual 64-bit static shift register | Philips |
| 667853 | HEF4518 | Dual BCD counter | Philips |
| 667854 | HEF4518B | Dual BCD counter | Philips |
| 667855 | HEF4518BD | Dual BCD counter | Philips |
| 667856 | HEF4518BDB | Dual BCD counter | Philips |
| 667857 | HEF4518BF | Dual BCD counter | Philips |
| 667858 | HEF4518BN | Dual BCD counter | Philips |
| 667859 | HEF4518BP | Dual BCD counter | Philips |
|
| 667860 | HEF4518BPB | Dual BCD counter | Philips |
| 667861 | HEF4518BT | Dual BCD counter | Nexperia |
| 667862 | HEF4518BT | Dual BCD counter | Philips |
| 667863 | HEF4518BU | Dual BCD counter | Philips |
| 667864 | HEF4519B | Quadruple 2-input multiplexer | Philips |
| 667865 | HEF4519BD | Quadruple 2-input multiplexer | Philips |
| 667866 | HEF4519BDB | Quadruple 2-input multiplexer | Philips |
| 667867 | HEF4519BF | Quadruple 2-input multiplexer | Philips |
| 667868 | HEF4519BN | Quadruple 2-input multiplexer | Philips |
| 667869 | HEF4519BP | Quadruple 2-input multiplexer | Philips |
| 667870 | HEF4519BPB | Quadruple 2-input multiplexer | Philips |
| 667871 | HEF4519BT | Quadruple 2-input multiplexer | Philips |
| 667872 | HEF4519BU | Quadruple 2-input multiplexer | Philips |
| 667873 | HEF4520B | Dual binary counter | Philips |
| 667874 | HEF4520BD | Dual binary counter | Philips |
| 667875 | HEF4520BDB | Dual binary counter | Philips |
| 667876 | HEF4520BF | Dual binary counter | Philips |
| 667877 | HEF4520BN | Dual binary counter | Philips |
| 667878 | HEF4520BP | Dual binary counter | NXP Semiconductors |
| 667879 | HEF4520BP | Dual binary counter | Philips |
| 667880 | HEF4520BPB | Dual binary counter | Philips |
