| 667281 | HEF4029BU | Synchronous up/down counter, binary/decade counter | Philips |
| 667282 | HEF4030B | Quadruple exclusive-OR gate | Philips |
| 667283 | HEF4030BD | Quadruple exclusive-OR gate | Philips |
| 667284 | HEF4030BDB | Quadruple exclusive-OR gate | Philips |
| 667285 | HEF4030BF | Quadruple exclusive-OR gate | Philips |
| 667286 | HEF4030BN | Quadruple exclusive-OR gate | Philips |
| 667287 | HEF4030BP | Quad 2-input EXCLUSIVE-OR gate | NXP Semiconductors |
| 667288 | HEF4030BP | Quadruple exclusive-OR gate | Philips |
| 667289 | HEF4030BPB | Quadruple exclusive-OR gate | Philips |
| 667290 | HEF4030BT | Quad 2-input EXCLUSIVE-OR gate | Nexperia |
| 667291 | HEF4030BT | Quad 2-input EXCLUSIVE-OR gate | NXP Semiconductors |
| 667292 | HEF4030BT | Quadruple exclusive-OR gate | Philips |
| 667293 | HEF4030BT-Q100 | Quad 2-input EXCLUSIVE-OR gate | Nexperia |
| 667294 | HEF4030BT-Q100 | Quad 2-input EXCLUSIVE-OR gate | NXP Semiconductors |
| 667295 | HEF4030BU | Quadruple exclusive-OR gate | Philips |
| 667296 | HEF4031 | 64-stage static shift register | Philips |
| 667297 | HEF4031B | 64-stage static shift register | Philips |
| 667298 | HEF4031BD | 64-stage static shift register | Philips |
| 667299 | HEF4031BF | 64-stage static shift register | Philips |
|
| 667300 | HEF4031BN | 64-stage static shift register | Philips |
| 667301 | HEF4031BP | 64-stage static shift register | Philips |
| 667302 | HEF4031BT | 64-stage static shift register | Philips |
| 667303 | HEF4035B | 4-bit universal shift register | Philips |
| 667304 | HEF4035BD | 4-bit universal shift register | Philips |
| 667305 | HEF4035BF | 4-bit universal shift register | Philips |
| 667306 | HEF4035BN | 4-bit universal shift register | Philips |
| 667307 | HEF4035BP | 4-bit universal shift register | Philips |
| 667308 | HEF4035BT | 4-bit universal shift register | Philips |
| 667309 | HEF40373 | Octal transparent latch with 3-state outputs | Philips |
| 667310 | HEF40373B | Octal transparent latch with 3-state outputs | Philips |
| 667311 | HEF40373BD | Octal transparent latch with 3-state outputs | Philips |
| 667312 | HEF40373BDB | Octal transparent latch with 3-state outputs | Philips |
| 667313 | HEF40373BF | Octal transparent latch with 3-state outputs | Philips |
| 667314 | HEF40373BN | Octal transparent latch with 3-state outputs | Philips |
| 667315 | HEF40373BP | Octal transparent latch with 3-state outputs | NXP Semiconductors |
| 667316 | HEF40373BP | Octal transparent latch with 3-state outputs | Philips |
| 667317 | HEF40373BPB | Octal transparent latch with 3-state outputs | Philips |
| 667318 | HEF40373BT | Octal transparent latch with 3-state outputs | Nexperia |
| 667319 | HEF40373BT | Octal transparent latch with 3-state outputs | NXP Semiconductors |
| 667320 | HEF40373BT | Octal transparent latch with 3-state outputs | Philips |
