| 258001 | AT89C51AC3-RLTIM | Enhanced 8-bit Microcontroller with 64KB Flash Memory | Atmel |
| 258002 | AT89C51AC3-S3SIM | Enhanced 8-bit Microcontroller with 64KB Flash Memory | Atmel |
| 258003 | AT89C51AC3-SLSIM | Enhanced 8-bit Microcontroller with 64KB Flash Memory | Atmel |
| 258004 | AT89C51CC03 | 8-bit microcontroller with CAN controller and 64-Kbyte Flash. 2-Kbyte RAM, 2-Kbyte EEPROM, SPI. Power Fail Detect (no need for external brown- out). Pinout compatible with T89C51CC01. | Atmel |
| 258005 | AT89C51CC03C-7CTIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258006 | AT89C51CC03C-RDTIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258007 | AT89C51CC03C-RLTIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258008 | AT89C51CC03C-S3SIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258009 | AT89C51CC03C-SLSIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258010 | AT89C51CC03U-7CTIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258011 | AT89C51CC03U-RDTIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258012 | AT89C51CC03U-RLTIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258013 | AT89C51CC03U-S3SIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258014 | AT89C51CC03U-SLSIM | Enhanced 8-bit MCU with CAN Controller and Flash Memory | Atmel |
| 258015 | AT89C51ED2 | High performance 8-bit microcontroller 64 Kbytes Flash, 2 Kbytes EEPROM | Atmel |
| 258016 | AT89C51ED2-3CSIM | 8-bit Flash Microcontroller | Atmel |
| 258017 | AT89C51ED2-IM | 8-bit Flash Microcontroller | Atmel |
| 258018 | AT89C51ED2-RDTIM | 8-bit Flash Microcontroller | Atmel |
| 258019 | AT89C51ED2-RLTIM | 8-bit Flash Microcontroller | Atmel |
|
| 258020 | AT89C51ED2-SLSIM | 8-bit Flash Microcontroller | Atmel |
| 258021 | AT89C51ED2-SMSIM | 8-bit Flash Microcontroller | Atmel |
| 258022 | AT89C51IC2 | AT89C51IC2 is a 80C51 8-bit microcontrollers featuring a 32K bytes Flash code memory and a two-wire interface (TWI). | Atmel |
| 258023 | AT89C51ID2 | High performance 8-bit microcontroller 64 Kbytes Flash, 2 Kbytes EEPROM and Two Wire Interface (TWI). | Atmel |
| 258024 | AT89C51ID2-IM | 8-bit Flash Microcontroller | Atmel |
| 258025 | AT89C51ID2-RLTIM | 8-bit Flash Microcontroller | Atmel |
| 258026 | AT89C51ID2-SLSIM | 8-bit Flash Microcontroller | Atmel |
| 258027 | AT89C51RB2 | High performance 8-bit Microcontroller 16 kbytes Flash | Atmel |
| 258028 | AT89C51RB2-3CSIM | 8-bit Microcontroller with 16K/ 32K Bytes Flash | Atmel |
| 258029 | AT89C51RB2-RLTCM | 8-bit Microcontroller with 16K/ 32K Bytes Flash | Atmel |
| 258030 | AT89C51RB2-RLTIL | 8-bit Microcontroller with 16K/ 32K Bytes Flash | Atmel |
| 258031 | AT89C51RB2-RLTIM | 8-bit Microcontroller with 16K/ 32K Bytes Flash | Atmel |
| 258032 | AT89C51RB2-SLSCM | 8-bit Microcontroller with 16K/ 32K Bytes Flash | Atmel |
| 258033 | AT89C51RB2-SLSIL | 8-bit Microcontroller with 16K/ 32K Bytes Flash | Atmel |
| 258034 | AT89C51RB2-SLSIM | 8-bit Microcontroller with 16K/ 32K Bytes Flash | Atmel |
| 258035 | AT89C51RC | 8-bit Microcontroller with 32K Bytes Flash | Atmel |
| 258036 | AT89C51RC-24AC | 8-bit Microcontroller with 32K Bytes Flash | Atmel |
| 258037 | AT89C51RC-24AI | 8-bit Microcontroller with 32K Bytes Flash | Atmel |
| 258038 | AT89C51RC-24JC | 8-bit Microcontroller with 32K Bytes Flash | Atmel |
| 258039 | AT89C51RC-24JI | 8-bit Microcontroller with 32K Bytes Flash | Atmel |
| 258040 | AT89C51RC-24PC | 8-bit Microcontroller with 32K Bytes Flash | Atmel |
