AVR® 8-Bit RISC 单片机选型列表

tiny AVR

Devices Flash (Kbytes) EEPROM (Bytes) SRAM (Bytes) I/O F.max (MHz) Vcc
(V)
pico
-Power
16bit Timers 8bit Timers PWM channels RTC SPI UART TWI ISP 10-bit A/D (channels) Analog Com
-parator
WDT Hardware Multiplier Ext Int
-errupts
Self Program Memory
ATtiny13A 1 64 64B+32reg 6 20 1.8-5.5 ** -- 1 2 -- -- -- -- Yes 4 Yes Yes No 6 Yes
ATtiny13 ATtiny13V 1 64 64B+32reg 6 20 1.8-5.5 -- -- 1 2 -- -- -- -- Yes 4 Yes Yes No 6 Yes
ATtiny24A 2 128 128 12 20 1.8-5.5 -- 1 1 4 -- USI -- USI Yes 8 Yes Yes -- 12 Yes
ATtiny24 ATtiny24V 2 128 128 12 20 1.8-5.5 -- 1 1 4 -- USI -- USI Yes 8 Yes Yes -- 12 Yes
ATtiny44 ATtiny44V 4 256 256 12 20 1.8-5.5 -- 1 1 4 -- USI -- USI Yes 8 Yes Yes -- 12 Yes
ATtiny84 ATtiny84V 8 512 512 6 20 1.8-5.5 -- -- 2 4 -- USI -- USI Yes 8 Yes Yes -- 12 Yes
ATtiny25 ATtiny25V 2 128 128 6 20 1.8-5.5 -- -- 2 4 -- USI -- USI Yes 4 Yes Yes -- 7 Yes
ATtiny45 ATtiny45V 4 256 256 12 20 1.8-5.5 -- 1 1 4 -- USI -- USI Yes 4 Yes Yes -- 7 Yes
ATtiny48 4 64 256 24/28 12 1.8-5.5 ** 1 1 1 -- Yes -- Yes Yes 6/8 Yes Yes -- 30 Yes
ATtiny88 8 64 512 24/28 12 1.8-5.5 ** 1 1 1 -- Yes -- Yes Yes 6/8 Yes Yes -- 30 Yes
ATtiny26 ATtiny26L 2 128 128 16 16 2.7-5.5 -- -- 2 2 -- USI -- USI Yes 11 Yes Yes -- 1 --
ATtiny2313A 2 128 128 18 20 1.8-5.5 YES 1 1 4 -- 2 1 1 Yes -- Yes Yes -- 18 Yes
ATtiny2313 ATtiny2313V 2 128 128 18 20 1.8-5.5 -- 1 1 4 -- USI 1 USI Yes -- Yes Yes -- 18 Yes

mega AVR

Devices Flash (Kbytes) EEPROM (Bytes) SRAM (Bytes) I/O F.max (MHz) Vcc
(V)
pico
-Power
16bit Timers 8bit Timers PWM channels RTC SPI UART TWI ISP 10-bit A/D (channels) Analog Com
-parator
WDT Hardware Multiplier Ext Int
-errupts
Self Program Memory
ATmega48PA 4 256 512 23 20 1.8-5.5 YES 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP)
Yes Yes Yes 26 Yes
ATmega48 ATmega48V 4 256 512 23 20 1.8-5.5 ** 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP)
Yes Yes Yes 26 Yes
ATmega88PA 8 512 1024 23 20 1.8-5.5 YES 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 26 Yes
ATmega88 ATmega88V 8 512 1024 23 20 1.8-5.5 ** 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 26 Yes
ATmega168PA 16 512 1024 23 20 1.8-5.5 YES 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 26 Yes
ATmega168 ATmega168V 16 512 1024 23 20 1.8-5.5 -- 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 26 Yes
ATmega328P 32 1024 2048 23 20 1.8-5.5
YES 1 2 6 Yes 2 1 1 Yes 8 / 6(DIP) Yes Yes Yes 24 Yes
ATmega8A 8 512 1024 23 16 2.7-5.5 -- 1 2 3 Yes 1 1 Yes Yes 6/8 Yes Yes Yes 2 Yes
ATmega8 ATmega8L 8 512 1024 23 16 2.7-5.5 -- 1 2 3 Yes 1 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 2 Yes
ATmega16A 16 512 1024 32 16 2.7-5.5 -- 1 2 4 Yes 1 1 Yes Yes 8 Yes Yes Yes 3 Yes
ATmega16 ATmega16L 16 512 1024 32 16 2.7-5.5 -- 1 2 4 Yes 1 1 Yes Yes 8 Yes Yes Yes 3 Yes
ATmega32A 32 1024 2048 32 16 2.7-5.5 -- 1 2 4 Yes 1 1 Yes Yes 8 Yes Yes Yes 3 Yes
ATmega32 ATmega32L 32 1024 2048 32 16 2.7-5.5 -- 1 2 4 Yes 1 1 Yes Yes 8 Yes Yes Yes 3 Yes
ATmega64A 64 2048 4096 53 16 2.7-5.5 -- 2 2 8 Yes 1 2 Yes Yes 8 Yes Yes Yes 8 Yes
ATmega64 ATmega64L 64 2048 4096 53 16 2.7-5.5 -- 2 2 8 Yes 1 2 Yes Yes 8 Yes Yes Yes 8 Yes
ATmega128A 128 4096 4096 53 16 2.7-5.5 -- 2 2 8 Yes 1 2 Yes Yes 8 Yes Yes Yes 8 Yes
ATmega128 ATmega128L 128 4096 4096 53 16 2.7-5.5 -- 2 2 8 Yes 1 2 Yes Yes 8 Yes Yes Yes 8 Yes
ATmega1280 ATmega1280V 128 4096 8192 86 16 1.8-5.5 -- 4 2 16 Yes 1+USART 4 Yes Yes 16 Yes Yes Yes 32 Yes
ATmega162 ATmega162V 16 512 1024 35 16 1.8-5.5 -- 2 2 6 Yes 1 2 -- Yes -- Yes Yes Yes 3 Yes
ATmega169PA 16 512 1024 54 16 1.8-5.5 YES 1 2 4 Yes 2 1 1 Yes 8 Yes Yes Yes 17 Yes
ATmega169 ATmega169V 16 512 1024 53 16 1.8-5.5 -- 1 2 4 Yes 1+USI 1 USI Yes 8 Yes Yes Yes 17 Yes
ATmega169P ATmega169PV 16 512 1024 54 16 1.8-5.5
* 1 2 4 Yes 1+USI 1 USI Yes 8 Yes Yes Yes 17 Yes
ATmega329P ATmega329PV 32 1024 2048 54 20 1.8-5.5
YES 1 2 4 Yes 1+USI 1 USI Yes 8 Yes Yes Yes 17 Yes
ATmega8515 ATmega8515L 8 512 512 35 16 2.7-5.5 -- 1 1 3 -- 1 1 -- Yes -- -- Yes Yes 3 Yes
ATmega8535 ATmega8535L 8 512 512 32 16 2.7-5.5 -- 1 2 4 -- 1 1 Yes Yes 8 Yes Yes Yes 3 Yes
ATmega164PA 16 512 1024 32 20 1.8-5.5 YES 1 2 6 Yes 1+USART 2 Yes Yes 8 Yes Yes Yes 32 Yes
ATmega164P ATmega164PV 16 512 1024 32 20 1.8-5.5 YES 1 2 6 Yes 1+USART 2 Yes Yes 8 Yes Yes Yes 32 Yes
ATmega324PA 32 1024 2048 32 20 1.8-5.5 YES 1 2 6 Yes 1+USART 2 Yes Yes 8 Yes Yes Yes 32 Yes
ATmega324P ATmega324PV 32 1024 2048 32 20 1.8-5.5 YES 1 2 6 Yes 1+USART 2 Yes Yes 8 Yes Yes Yes 32 Yes
ATmega644PA 64 2048 4096 32 20 1.8-5.5 YES 1 2 6 Yes 3 2 Yes Yes 8 Yes Yes Yes 32 Yes
AT90CAN128 128 4096 4096 53 16 2.7-5.5 -- 2 2 8 Yes Yes 2 -- Yes 8 Yes Yes Yes 8 Yes

xmega AVR

Devices Flash (Kbytes) EEPROM (Kbytes) SRAM (Kbytes) I/O F.max (MHz) Vcc
(V)
pico
-Power
16bit Timers 8bit Timers PWM channels RTC SPI UART TWI (I2C) ISP 10-bit A/D (channels) Analog Com
-parator
WDT Hardware Multiplier Ext Int
-errupts
Self Program Memory
ATXmega64A3 64 2 4 50 32 1.6-3.6 YES 7 - 22 Yes 10 7 2 Yes - 4 Yes Yes 50 Yes
ATXmega128A1 128 2 8 78 32 1.6-3.6 YES 8 - 24 Yes 12 8 4 Yes - 4 Yes Yes 78 Yes
ATXmega256A3 256 4 16 50 32 1.6-3.6 YES 7 - 22 Yes 10 7 2 Yes - 4 Yes Yes 50 Yes

* 不包括 Sleeping BOD
**不包括超低功耗32 kHz晶振