Flash 瀹归噺锛�64KB
銆�銆�SRAM 瀹归噺锛�4KB
銆�銆�EEPROM 瀹归噺锛�2KB
銆�銆�CPU 涓婚牷锛氭渶楂� 20MHz
銆�銆�I/O 寮曡叧鏁�(sh霉)锛�32
銆�銆�ADC 閫氶亾鏁�(sh霉)锛�
銆�銆�ADC 鍒嗚鲸鐜囷細10 浣�
銆�銆�TIMERS 鏁�(sh霉)閲忥細3 (2 鍊� 8 浣嶏紝1 鍊� 16 浣�)
銆�銆�UART 鏁�(sh霉)閲忥細1
銆�銆�SPI 鎺ュ彛锛氭敮鎸�
銆�銆�I2C 鎺ュ彛锛氭敮鎸�
銆�銆�宸ヤ綔闆诲�撹寖鍦嶏��2.7V 鑷� 5.5V
銆�銆�灏佽�濆舰寮忥細TQFP-44
銆�銆�宸ヤ綔婧�搴﹁寖鍦嶏��-40掳C 鑷� +85掳C

ATMEGA644PA-MU 鎻愪緵浜嗗挤澶х殑鎬ц兘鍜岄潏娲绘��锛岄仼鐢ㄤ簬寤ｆ硾鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆備互涓嬫槸瑭茶姱鐗囩殑涓昏�佺壒鎬э細
銆�銆�1. 楂橀仈 64KB 鐨勮嚜绶ㄧ▼ Flash 瀛樺劜鍣�锛屽付鏈夊��淇濊�峰姛鑳�锛屾敮鎸佷唬纰兼洿鏂板拰鏁�(sh霉)鎿�(j霉)瀹夊叏銆�
銆�銆�2. 鍏�(n猫i)缃� EEPROM 妯″��锛屾敮鎸侀潪鏄撳け鎬ф暩(sh霉)鎿�(j霉)瀛樺劜锛屾柟渚跨敤鎴朵繚瀛橀棞(gu膩n)閸靛弮鏁�(sh霉)銆�
銆�銆�3. 楂樻晥鐨� AVR 鍏�(n猫i)鏍�锛屾彁渚涘崜瓒婄殑铏曠悊鑳藉姏锛屽悓鏅備繚鎸佷綆鍔熻�楅亱琛�銆�
銆�銆�4. 閰嶅倷 8 閫氶亾 10 浣� ADC锛屾敮鎸佸�氳矾妯℃摤淇¤櫉閲囬��銆�
銆�銆�5. 闆嗘垚浜� 3 鍊嬪畾鏅傚櫒/瑷堟暩(sh霉)鍣ㄦā濉婏紝鏀�鎸� PWM 杓稿嚭鍜屾尝褰㈢敓鎴�銆�
銆�銆�6. 鏀�鎸� SPI銆両2C 鍜� USART 閫氫俊鎺ュ彛锛屼究浜庤垏鍏朵粬瑷�(sh猫)鍌欓�茶�屾��(sh霉)鎿�(j霉)浜ゆ彌銆�
銆�銆�7. 鎻愪緵鐫＄湢妯″紡鍜屽�氱ó鐪侀浕鎶�琛�(sh霉)锛屽欢闀烽浕姹犱緵闆昏ō(sh猫)鍌欑殑浣跨敤澹藉懡銆�
銆�銆�8. 鍏�(n猫i)缃�鐪嬮杸鐙楀畾鏅傚櫒鍜岀墖涓婅��(di脿o)瑭︽敮鎸�锛岀啊鍖栭枊鐧�(f膩)鍜岃��(di脿o)瑭﹂亷绋�銆�
銆�銆�9. 宸ヤ綔闆诲�撹寖鍦嶅唬锛岄仼鎳�(y墨ng)澶氱ó闆绘簮鐠�(hu谩n)澧�锛屼笖鍏锋湁鍑鸿壊鐨勬姉骞叉摼鑳藉姏銆�

ATMEGA644PA-MU 鐨勫唬娉涙噳(y墨ng)鐢ㄥ緱鐩婁簬鍏跺挤澶х殑鎬ц兘鍜岄潏娲荤殑澶栬ō(sh猫)閰嶇疆銆傚吀鍨嬫噳(y墨ng)鐢ㄥ牬鏅�鍖呮嫭锛�
銆�銆�1. 宸ユキ(y猫)鑷�鍕曞寲瑷�(sh猫)鍌�锛屽�傚偝鎰熷櫒绡�(ji茅)榛�銆佹帶鍒跺櫒鍜屾暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆�
銆�銆�2. 娑堣不椤為浕瀛愮敘(ch菐n)鍝�锛屼緥濡傚�剁敤闆诲櫒銆佹暩(sh霉)纰肩敘(ch菐n)鍝佸拰鎵嬫寔瑷�(sh猫)鍌�銆�
銆�銆�3. 宓屽叆寮忕郴绲�(t菕ng)闁嬬櫦(f膩)锛屽�傛墦鍗版��銆佹巸鎻忓剙鍜屽叾浠栧�栧湇瑷�(sh猫)鍌欍��
銆�銆�4. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勭洠(ji膩n)娓�鑸囨帶鍒跺柈鍏�銆�
銆�銆�5. 姹借粖闆诲瓙绯荤当(t菕ng)涓�鐨勮紨鍔╁姛鑳芥ā濉�銆�
銆�銆�6. 鏁欒偛鍜岀�戠爺闋�(l菒ng)鍩熺殑瀵﹂�楀钩鑷哄拰鍘熷瀷闁嬬��(f膩)銆�
銆�銆�鐢变簬鍏堕珮闆嗘垚搴﹀拰鏄撶敤鎬�锛岄�欐�惧井鎺у埗鍣ㄦ垚鐐虹溇澶氶枊鐧�(f膩)鑰呭拰宸ョ▼甯�鐨勭悊鎯抽伕鎿囥��

ATMEGA644P-AU, ATMEGA644-PU