椤炲瀷锛欵PROM
銆�銆�瀹归噺锛�256K x 8浣�
銆�銆�宸ヤ綔闆诲�擄��4.5V 鑷� 5.5V
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AM27C020-70DI 鐨勪富瑕佺壒鎬у寘鎷�锛�
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AM27C020-70DI 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
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AM27C020-70JC, AM27C020-70PC, MX27C020-70