AVR单片机选型指南 | ||
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DevicesFlash (Kbytes)
EEPROM (Kbytes) 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 1 0.064 64B+32reg 6 20 1.8-5.5 -- -- 1 2 -- -- -- -- Yes 4 Yes Yes No 6 Yes 2 0.128 128 12 20 1.8-5.5 -- 1 1 4 -- USI -- USI Yes 8 Yes Yes -- 12 Yes 4 0.256 256 12 20 1.8-5.5 -- 1 1 4 -- USI -- USI Yes 8 Yes Yes -- 12 Yes 8 0.512 512 12 20 1.8-5.5 -- 1 1 4 -- USI -- USI Yes 8 Yes Yes -- 12 Yes 2 0.125 128 16 16 2.7-5.5 -- -- 2 2 -- USI -- USI Yes 11 Yes Yes -- 1 -- 2 0.128 128 18 20 1.8-5.5 -- 1 1 4 -- USI 1 USI Yes -- Yes Yes -- 2 Yes 4 0.256 512 23 20 1.8-5.5 -- 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 26 Yes ATmega48P ATmega48PV 4 0.256 512 23 20 1.8-5.5 YES 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 26 Yes 8 0.5 1024 23 20 1.8-5.5 -- 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 26 Yes ATmega88P ATmega88PV 8 0.5 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 16 0.5 1024 23 20 1.8-5.5 -- 1 2 6 Yes 1+USART 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 26 Yes ATmega168P ATmega168PV 16 0.5 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 8 0.5 1024 23 16 2.7-5.5 -- 1 2 3 Yes 1 1 Yes Yes 8 / 6(DIP) Yes Yes Yes 2 Yes 16 0.5 1024 32 16 2.7-5.5 -- 1 2 4 Yes 1 1 Yes Yes 8 Yes Yes Yes 3 Yes ATmega164P ATmega164PV 16 0.5 1024 32 20 1.8-5.5 YES 1 2 6 Yes 1+USART 2 Yes Yes 8 Yes Yes Yes 32 Yes 32 1 2048 32 16 2.7-5.5 -- 1 2 4 Yes 1 1 Yes Yes 8 Yes Yes Yes 3 Yes ATmega324P ATmega324PV 32 1 2048 32 20 1.8-5.5 YES 1 2 6 Yes 1+USART 2 Yes Yes 8 Yes Yes Yes 32 Yes 64 2 4096 53 16 2.7-5.5 -- 2 2 8 Yes 1 2 Yes Yes 8 Yes Yes Yes 8 Yes 128 4 4096 53 16 2.7-5.5 -- 2 2 8 Yes 1 2 Yes Yes 8 Yes Yes Yes 8 Yes ATmega1280 ATmega1280V 128 4 8192 86 16 1.8-5.5 -- 4 2 16 Yes 1+USART 4 Yes Yes 16 Yes Yes Yes 32 Yes 16 0.5 1024 35 16 1.8-5.5 -- 2 2 6 Yes 1 2 -- Yes -- Yes Yes Yes 3 Yes 16 0.5 1024 53 16 1.8-5.5 -- 1 2 4 Yes 1+USI 1 USI Yes 8 Yes Yes Yes 17 Yes 16 0.5 1024 54 16 1.8-5.5 YES 1 2 4 Yes 1+USI 1 USI Yes 8 Yes Yes Yes 17 Yes 8 0.5 512 35 16 2.7-5.5 -- 1 1 3 -- 1 1 -- Yes -- -- Yes Yes 3 Yes 8 0.5 512 32 16 2.7-5.5 -- 1 2 4 -- 1 1 Yes Yes 8 Yes Yes Yes 3 Yes
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