
| 型号 | 厂家 | 封装 | 批号 |
| AT87251G2D-SLSUM | Microchip Technology | 原厂封装 | 22+ |
| AT87251G2D-3CSUM | Microchip Technology | 原厂封装 | 22+ |
| AT80C51SND1C-ROTUL | Microchip Technology | 原厂封装 | 22+ |
| AT80C51RA2-SLSUM | Microchip Technology | 原厂封装 | 22+ |
| AT80C51RA2-SLSUL | Microchip Technology | 原厂封装 | 22+ |
| AT80C51RA2-RLTUM | Microchip Technology | 原厂封装 | 22+ |
| AT80C51RA2-RLTUL | Microchip Technology | 原厂封装 | 22+ |
| AT80C51RA2-3CSUM | Microchip Technology | 原厂封装 | 22+ |
| AT80C51RA2-3CSUL | Microchip Technology | 原厂封装 | 22+ |
| AT80C32X2-SLSUM | Microchip Technology | 原厂封装 | 22+ |