| 器件编号 | 引脚数 | 闪存程序 存储器(B) | 数据EEPROM (B) | RAM (B) | 
| PIC18F24K40 | 28 | 16 K | 256 | 1,024 | 
| PIC18F25K40 | 28 | 32 K | 256 | 2,048 | 
| PIC18F26K40 | 28 | 64 K | 1,024 | 3,728 | 
| PIC18F27K40 | 28 | 128 K | 1,024 | 3,728 | 
|   |   |   |   |   | 
| PIC18F45K40 | 40/44 | 32 K | 256 | 2,048 | 
| PIC18F46K40 | 40/44 | 64 K | 1,024 | 3,728 | 
| PIC18F47K40 | 40/44 | 128 K | 1,024 | 3,728 | 
|   |   |   |   |   | 
| PIC18F65K40 | 64 | 32 K | 1,024 | 2,048 | 
| PIC18F66K40 | 64 | 64 K | 1,024 | 3,562 | 
| PIC18F67K40 | 64 | 128 K | 1,024 | 3,562 |