ATmega328-TQFP-32
ATxmega32A4U-TQFP-44
mega AVR
| Devices | Flash (Kbytes) | EEPROM (Bytes) | SRAM (Bytes) | I/O | F.max (MHz) | Vcc (V) | 16bit Timers | 8bit Timers | ISP | WDT |
|---|---|---|---|---|---|---|---|---|---|---|
| ATmega48PA | 4 | 256 | 512 | 23 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega48\ATmega48V | 4 | 256 | 512 | 23 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega88PA | 8 | 512 | 1024 | 23 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega88\ATmega88V | 8 | 512 | 1024 | 23 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega168PA | 16 | 512 | 1024 | 23 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega168\ATmega168V | 16 | 512 | 1024 | 23 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega328P | 32 | 1024 | 2048 | 23 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega8A | 8 | 512 | 1024 | 23 | 16 | 2.7-5.5 | 1 | 2 | Yes | Yes |
| ATmega8\ATmega8L | 8 | 512 | 1024 | 23 | 16 | 2.7-5.5 | 1 | 2 | Yes | Yes |
| ATmega16A | 16 | 512 | 1024 | 32 | 16 | 2.7-5.5 | 1 | 2 | Yes | Yes |
| ATmega16\ATmega16L | 16 | 512 | 1024 | 32 | 16 | 2.7-5.5 | 1 | 2 | Yes | Yes |
| ATmega32A | 32 | 1024 | 2048 | 32 | 16 | 2.7-5.5 | 1 | 2 | Yes | Yes |
| ATmega32\ATmega32L | 32 | 1024 | 2048 | 32 | 16 | 2.7-5.5 | 1 | 2 | Yes | Yes |
| ATmega64A | 64 | 2048 | 4096 | 53 | 16 | 2.7-5.5 | 2 | 2 | Yes | Yes |
| ATmega64\ATmega64L | 64 | 2048 | 4096 | 53 | 16 | 2.7-5.5 | 2 | 2 | Yes | Yes |
| ATmega128A | 128 | 4096 | 4096 | 53 | 16 | 2.7-5.5 | 2 | 2 | Yes | Yes |
| ATmega128\ATmega128L | 128 | 4096 | 4096 | 53 | 16 | 2.7-5.5 | 2 | 2 | Yes | Yes |
| ATmega1280\ATmega1280V | 128 | 4096 | 8192 | 86 | 16 | 1.8-5.5 | 4 | 2 | Yes | Yes |
| ATmega162\ATmega162V | 16 | 512 | 1024 | 35 | 16 | 1.8-5.5 | 2 | 2 | Yes | Yes |
| ATmega169PA | 16 | 512 | 1024 | 54 | 16 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega169\ATmega169V | 16 | 512 | 1024 | 53 | 16 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega169P\ATmega169PV | 16 | 512 | 1024 | 54 | 16 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega329P\ATmega329PV | 32 | 1024 | 2048 | 54 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega8515\ATmega8515L | 8 | 512 | 512 | 35 | 16 | 2.7-5.5 | 1 | 1 | Yes | Yes |
| ATmega8535\ATmega8535L | 8 | 512 | 512 | 32 | 16 | 2.7-5.5 | 1 | 2 | Yes | Yes |
| ATmega164PA | 16 | 512 | 1024 | 32 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega164P\ATmega164PV | 16 | 512 | 1024 | 32 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega324PA | 32 | 1024 | 2048 | 32 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega324P\ATmega324PV | 32 | 1024 | 2048 | 32 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| ATmega644PA | 64 | 2048 | 4096 | 32 | 20 | 1.8-5.5 | 1 | 2 | Yes | Yes |
| AT90CAN128 | 128 | 4096 | 4096 | 53 | 16 | 2.7-5.5 | 2 | 2 | Yes | Yes |
xmega AVR
| Devices | Flash (Kbytes) | EEPROM (Kbytes) | SRAM (Kbytes) | I/O | F.max (MHz) | Vcc (V) | 16bit Timers | 8bit Timers | ISP | WDT |
|---|---|---|---|---|---|---|---|---|---|---|
| ATXmega64A3 | 64 | 2 | 4 | 50 | 32 | 1.6-3.6 | 7 | - | Yes | Yes |
| ATXmega128A1 | 128 | 2 | 8 | 78 | 32 | 1.6-3.6 | 8 | - | Yes | Yes |
| ATXmega256A3 | 256 | 4 | 16 | 50 | 32 | 1.6-3.6 | 7 | - | Yes | Yes |
选型范例
• 基本要求：4K FLASH ROM，8个IO以上，8路AD，6路PWM，10个外部中断
• 推荐：ATmega48V ATmega48
• 基本要求：16K FLASH ROM，50个IO口以上，超低功耗
• 推荐：ATmega169PV ATmega169P
• 基本要求：64K FLASH ROM，50个IO口以上，4K EEPROM，8路AD，I2C，SPI，WDT
• 推荐：ATmega64L ATmega64
• 基本要求：引脚兼容AT89S51/S52，16K FLASH ROM，1K EEPROM，WDT，2路USART
• 推荐：ATmega162V ATmega162
• 基本要求：引脚兼容AT89C2051，2K FLASH ROM，128BIT EEPROM，WDT
• 推荐：ATtiny2313V ATtiny2313
感谢一直关注着禾灮成长进步的朋友们。你们的信任、支持和鼓励，鞭策着我们一路走到了今天。
感谢所有的合作伙伴，我们相互促进，共同见证了彼此的成长。
感谢所有曾经在禾灮彼此倚靠、相互鼓励、携手同心、砥砺同行的兄弟姐妹。这里承载了我们的青春与热血。
禾灮，感谢有你。
未来，我们将一如既往，砥砺前行。
禾灮·小楊
2018.07.21
