| 型号 | 描述 | 数据手册DataSheet 下载 |
| AT90S1200 | Not recommended for new design: replaced by ATtiny2313 | AT90S1200 |
| AT90S2313 | Not recommended for new design: replaced by ATtiny2313 | AT90S2313 |
| AT90S2323 | Not recommended for new design: replaced by ATtiny25 | AT90S2323 |
| AT90S2343 | Not recommended for new design: replaced by ATtiny25 | AT90S2343 |
| AT90S4433 | Not recommended for new design: replaced by ATmega8 | AT90S4433 |
| AT90S8515 | 介绍了高性能AVR微控制器AT90S8515的串行通信接口UART的主要性能特点,并给出串行数据通信的程序 | AT90S8515 |
| AT90S8535 | Not recommended for new design: replaced by ATmega8535 | AT90S8535 |
| ATmega169 | Not recommended for new designs: replaced by ATmega169P | ATmega169 |
| ATmega103 | Not recommended for new design: replaced by ATmega128 | ATmega103 |
| ATmega161 | Not recommended for new design: replaced by ATmega162 | ATmega161 |
| ATmega163 | Not recommended for new design: replaced by ATmega16 | ATmega163 |
| ATmega323 | Not recommended for new design: replaced by ATmega32 | ATmega323 |
| ATmega48 | Not recommended for new designs: Replaced by ATmega48PA | ATmega48 |
| ATmega48P | Not recommended for new designs: Replaced by ATmega48PA | ATmega48P |
| ATmega88 | Not recommended for new designs. Replaced by ATmega88PA | ATmega88 |
| ATmega88P | Not recommended for new designs. Replaced by ATmega88PA | ATmega88P |
| ATmega16 | Not recommended for new designs: Replaced by ATmega16A | ATmega16 |
| ATmega165 | Not recommended for new designs: replaced by ATmega165P | ATmega165 |
| ATmega32 | Not recommended for new designs: Replaced by ATmega32A | ATmega32 |
| ATtiny11 | Not recommended for new designs: replaced by ATtiny13A | ATtiny11 |
| ATtiny13 | Not recommended for new designs: replaced by ATtiny13A | ATtiny13 |
| ATtiny15L | Not recommended for new designs: replaced by ATtiny25 | ATtiny15L |
| ATtiny26 | Not recommended for new designs: replaced by ATtiny261 | ATtiny26 |
| ATtiny44 | Not recommended for new designs: Replaced by ATtiny44A | ATtiny44 |
AVR 指令可协调用于减小程序的规模,不论代码是用C 或汇编写的。AVR有内嵌于芯片的系统可编程的Flash和EEPROM, 这是为了优化成本和使产品迅速面向市场的一个理想选择。