| 型号 | 系列 | 工作温度 | 振荡器型 | 核心处理器 | RAM容量 | 程序存储器类型 |
|---|---|---|---|---|---|---|
| AT89C51CC03U-S3RIM | AT89C CAN | -40°C ~ 85°C | External | 8051 | 2.25K x 8 | FLASH |
| AT89C51RC2-SLRIM | 89C | -40°C ~ 85°C | External | 8051 | 1.25K x 8 | FLASH |
| AT89C51RC2-SLRIM | 89C | -40°C ~ 85°C | External | 8051 | 1.25K x 8 | FLASH |
| AT89C51RD2-SLRIM | 89C | -40°C ~ 85°C | External | 8051 | 2K x 8 | FLASH |
| AT89C51RD2-SLRIM | 89C | -40°C ~ 85°C | External | 8051 | 2K x 8 | FLASH |
| AT89C51RB2-SLRIM | 89C | -40°C ~ 85°C | External | 8051 | 1.25K x 8 | FLASH |
| AT89C51RB2-SLRIM | 89C | -40°C ~ 85°C | External | 8051 | 1.25K x 8 | FLASH |
| AT89C51RB2-SLRIL | 89C | -40°C ~ 85°C | External | 8051 | 1.25K x 8 | FLASH |
| AT89C51RB2-SLRIL | 89C | -40°C ~ 85°C | External | 8051 | 1.25K x 8 | FLASH |
| AT89C51CC03C-RLRIM | AT89C CAN | -40°C ~ 85°C | External | 8051 | 2.25K x 8 | FLASH |
| AT89C51CC03C-RLRIM | AT89C CAN | -40°C ~ 85°C | External | 8051 | 2.25K x 8 | FLASH |
| AT89C51ED2-RDRIM | 89C | -40°C ~ 85°C | External | 8051 | 2K x 8 | FLASH |
| AT89C51ED2-RDRIM | 89C | -40°C ~ 85°C | External | 8051 | 2K x 8 | FLASH |
| AT89C51RD2-RLRIM | 89C | -40°C ~ 85°C | External | 8051 | 2K x 8 | FLASH |
| AT89C51RD2-RLRIM | 89C | -40°C ~ 85°C | External | 8051 | 2K x 8 | FLASH |
| AT89C51ED2-RLRIM | 89C | -40°C ~ 85°C | External | 8051 | 2K x 8 | FLASH |
| AT89C51ED2-RLRIM | 89C | -40°C ~ 85°C | External | 8051 | 2K x 8 | FLASH |
| AT89C51SND2C-7FTUL | 89C | -40°C ~ 85°C | Internal | 8051 | 2.25K x 8 | FLASH |
| AT89LP2052-16PU | 89LP | -40°C ~ 85°C | Internal | 8051 | 256 x 8 | FLASH |
| AT89LP2052-16SU | 89LP | -40°C ~ 85°C | Internal | 8051 | 256 x 8 | FLASH |
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