| 型号 | 厂家 | 封装 | 批号 |
| HFA30PA60C | IR | TO3P | 22+ |
| HD64F7065F60V | RENESAS | QFP | 22+ |
| HD74BC240AFP | HITACHI | SOP5.2 | 22+ |
| HD74LS245P | HITACHI | DIP20 | 22+ |
| HD74LS240P | HITACHI | DIP20 | 22+ |
| HD74HC393FPEL | HITACHI | SOP5.2 | 22+ |
| HD74HC21P | HITACHI | DIP14 | 22+ |
| HD74LS27P | HIT | DIP | 22+ |
| HD74HC00FPEL | RENESAS | SOP5.2 | 22+ |
| HD74HCT540FPEL-E | RENESAS | SOP5.2 | 22+ |
