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| # | Part: | Description: | Manuf. | Package | Pins | T°min | T°max | PDF size |
| 1. |  HD4074344S | 4-bit microcomputers | Hitachi Semiconductor | HITACHI | - | - | - | 629 Kb |
| 2. | HD4074308C | CMOS 4-BIT SINGLE-CHIP MICROCOMPUTER | Hitachi Semiconductor | HITACHI | - | - | - | 2.43 Mb |
| 3. | HD4074308F | CMOS 4-BIT SINGLE-CHIP MICROCOMPUTER | Hitachi Semiconductor | HITACHI | - | - | - | 2.43 Mb |
| 4. | HD4074308P | CMOS 4-BIT SINGLE-CHIP MICROCOMPUTER | Hitachi Semiconductor | HITACHI | - | - | - | 2.43 Mb |
| 5. | HD4074308S | CMOS 4-BIT SINGLE-CHIP MICROCOMPUTER | Hitachi Semiconductor | HITACHI | - | - | - | 2.43 Mb |
| 6. | HD4074318H | 4-bit HMCS400-series microcomputer | Hitachi Semiconductor | HITACHI | - | - | - | 339 Kb |
| 7. | HD4074318H | microcomputer designed to increase program productivity | Renesas Technology Corp | RENESAS | - | - | - | 342 Kb |
| 8. | HD4074318S | microcomputer designed to increase program productivity | Renesas Technology Corp | RENESAS | - | - | - | 342 Kb |
| 9. | HD4074318S | 4-bit HMCS400-series microcomputer | Hitachi Semiconductor | HITACHI | - | - | - | 339 Kb |
| 10. | HD4074329 | microcomputer designed to increase program productivity | Renesas Technology Corp | RENESAS | - | - | - | 444 Kb |
| 11. | HD4074329C | 0.3-7 V, 4-bit single-chip microcomputer | Hitachi Semiconductor | HITACHI | - | - | - | 2.92 Mb |
| 12. | HD4074329FS | microcomputer designed to increase program productivity | Renesas Technology Corp | RENESAS | - | - | - | 444 Kb |
| 13. | HD4074329S | microcomputer designed to increase program productivity | Renesas Technology Corp | RENESAS | - | - | - | 444 Kb |
| 14. | HD4074329U | microcomputer designed to increase program productivity | Renesas Technology Corp | RENESAS | - | - | - | 444 Kb |
| 15. | HD4074329UFS | microcomputer designed to increase program productivity | Renesas Technology Corp | RENESAS | - | - | - | 444 Kb |
| 16. | HD4074329US | microcomputer designed to increase program productivity | Renesas Technology Corp | RENESAS | - | - | - | 444 Kb |
| 17. | HD4074339 | microcomputer with large-capacity memory designed to | Renesas Technology Corp | RENESAS | - | - | - | 367 Kb |
| 18. | HD4074339 | 4-bit HMCS400-Series microcomputer with large-capacity memory | Hitachi Semiconductor | HITACHI | - | - | - | 369 Kb |
| 19. | HD4074339FS | 4-bit HMCS400-Series microcomputer with large-capacity memory | Hitachi Semiconductor | HITACHI | - | - | - | 369 Kb |
| 20. | HD4074339FS | microcomputer with large-capacity memory designed to | Renesas Technology Corp | RENESAS | - | - | - | 367 Kb |
| 21. | HD4074339S | 4-bit HMCS400-Series microcomputer with large-capacity memory | Hitachi Semiconductor | HITACHI | - | - | - | 369 Kb |
