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Atmel AVR ATmega88 系 MCU の比較

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 Atmel AVR の仕様がすぐにわからなくなってしまうので,Atmel のサイトやデータシートからめぼしい情報を抽出。

MCU mega88 mega88A mega88P mega88PA
mega88 mega88V mega88P mega88PV
Flash (kB) 8
SRAM (kB) 1
EEPROM (bytes) 512
Max I/O Pins 23
Operation Voltage (Vcc) 2.7 to 5.5 1.8 to 5.5 2.7 to 5.5 1.8 to 5.5
Max Operating
Freq. (MHz)
@ 4.5 - 5.5 Vcc 20 10 20 20 10 20
@ 2.7 - 5.5 Vcc 10
@ 1.8 - 5.5 Vcc - 4 4 - 4 4
picoPower No Yes
Temp. Sensor No Yes
Temp. Range (deg C) -40 to 85 -40 to 85
-40 to 105

※ぶっちゃけ 88PA を選んでおけば間違いない。 ただし,最終的にはデータシート要確認です。

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