| 667761 | HEF4502BN | Strobed hex inverter/buffer | Philips |
| 667762 | HEF4502BP | Strobed hex inverter/buffer | Philips |
| 667763 | HEF4502BPB | Strobed hex inverter, buffer | Philips |
| 667764 | HEF4502BPN | Strobed hex inverter/buffer | Philips |
| 667765 | HEF4502BT | Strobed hex inverter/buffer | Philips |
| 667766 | HEF4502BTD | Strobed hex inverter/buffer | Philips |
| 667767 | HEF4505B | 64-bit, 1-bit per word random access read/write memory | Philips |
| 667768 | HEF4505BD | 64-bit, 1-bit per word random access read/write memory | Philips |
| 667769 | HEF4505BDB | 64-bit, 1-bit per word random access read/write memory | Philips |
| 667770 | HEF4505BF | 64-bit, 1-bit per word random access read/write memory | Philips |
| 667771 | HEF4505BN | 64-bit, 1-bit per word random access read/write memory | Philips |
| 667772 | HEF4505BP | 64-bit, 1-bit per word random access read/write memory | Philips |
| 667773 | HEF4505BPB | 64-bit, 1-bit per word random access read/write memory | Philips |
| 667774 | HEF4508 | Dual 4-bit latch | Philips |
| 667775 | HEF4508B | Dual 4-bit latch | Philips |
| 667776 | HEF4508BD | Dual 4-bit latch | Philips |
| 667777 | HEF4508BDB | Dual 4-bit latch | Philips |
| 667778 | HEF4508BF | Dual 4-bit latch | Philips |
| 667779 | HEF4508BN | Dual 4-bit latch | Philips |
|
| 667780 | HEF4508BP | Dual 4-bit latch | Philips |
| 667781 | HEF4508BPB | Dual 4-bit latch | Philips |
| 667782 | HEF4508BT | Dual 4-bit latch | Philips |
| 667783 | HEF4508BU | Dual 4-bit latch | Philips |
| 667784 | HEF4510B | BCD up/down counter | Philips |
| 667785 | HEF4510BD | BCD up/down counter | Philips |
| 667786 | HEF4510BDB | BCD up/down counter | Philips |
| 667787 | HEF4510BF | BCD up/down counter | Philips |
| 667788 | HEF4510BN | BCD up/down counter | Philips |
| 667789 | HEF4510BP | BCD up/down counter | Philips |
| 667790 | HEF4510BPB | BCD up/down counter | Philips |
| 667791 | HEF4510BT | BCD up/down counter | Philips |
| 667792 | HEF4511B | BCD to 7-segment latch/decoder/driver | Philips |
| 667793 | HEF4511BD | BCD to 7-segment latch/decoder/driver | Philips |
| 667794 | HEF4511BDB | BCD to 7-segment latch/decoder/driver | Philips |
| 667795 | HEF4511BF | BCD to 7-segment latch/decoder/driver | Philips |
| 667796 | HEF4511BN | BCD to 7-segment latch/decoder/driver | Philips |
| 667797 | HEF4511BP | BCD to 7-segment latch/decoder/driver | NXP Semiconductors |
| 667798 | HEF4511BP | BCD to 7-segment latch/decoder/driver | Philips |
| 667799 | HEF4511BPB | BCD to 7-segment latch/decoder/driver | Philips |
| 667800 | HEF4511BT | BCD to 7-segment latch/decoder/driver | NXP Semiconductors |
