| 型号 | 厂家 | 封装 | 批号 |
| PIC16C74BT-20/PT | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-20/PQ | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-20I/PT | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-20I/PQ | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-20E/PT | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-20E/PQ | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-20E/L | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-04/PT | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-04/PQ | Microchip Technology | 原厂封装 | 22+ |
| PIC16C74BT-04/L | Microchip Technology | 原厂封装 | 22+ |
