AVR® 8-Bit RISC 单片机选型列表
2018-07-21 本文已影响0人
禾灮
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
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禾灮·小楊
2018.07.21