AM27C256-120/BXA 鏅�(sh铆)闁擄細2025/4/29 13:26:41 闁辫畝锛�43

AM27C256-120/BXA 鏄竴娆剧敱 Advanced Micro Devices (AMD) 鐢熺敘(ch菐n)鐨� 256Kbit EPROM锛堝彲鎿﹂櫎鍙法绋嬪彧璁€瀛樺劜(ch菙)鍣級銆傝┎鑺墖閲囩敤 28 寮曡叧 DIP 鎴� PLCC 灏佽锛屽叿鏈夐潪鏄撳け鎬у瓨鍎�(ch菙)鐗规€�锛岄仼鐢ㄤ簬闇€瑕佹案涔呮垨鍗婃案涔呭瓨鍎�(ch菙)绋嬪簭浠ｇ⒓鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€閫欑ó椤炲瀷鐨� EPROM 鍦ㄥ嚭寤犳檪(sh铆)鐐虹┖鐧界媭鎱�(t脿i)锛岀敤鎴跺彲浠ヤ娇鐢ㄥ皥鐢ㄧ殑绶ㄧ▼鍣ㄥ鍏ユ暩(sh霉)鎿�(j霉)锛屽苟閫氶亷绱绶氱収灏勭獥鍙ｄ締鎿﹂櫎鑺墖鍏�(n猫i)瀹逛互渚块噸鏂扮法绋嬨€傚叾楂樺彲闈犳€�銆佷綆鍔熻€楀拰杓冨揩鐨勮í鍟忛€熷害浣垮叾鍦ㄥ祵鍏ュ紡绯荤当(t菕ng)銆佸伐妤�(y猫)鎺у埗銆佹秷璨�(f猫i)闆诲瓙绛夐牁(l菒ng)鍩熷緱鍒颁簡寤ｆ硾鎳�(y墨ng)鐢�銆�

鍙冩暩(sh霉)

瀹归噺锛�256Kbit (32K x 8)
銆€銆€灏佽褰㈠紡锛�28-Pin DIP / PLCC
銆€銆€宸ヤ綔闆诲锛�5V 卤 5%
銆€銆€瑷晱鏅�(sh铆)闁擄細120ns锛堟渶澶э級
銆€銆€鎿﹀鏂瑰紡锛氱传澶栫窔鎿﹂櫎
銆€銆€鏁�(sh霉)鎿�(j霉)淇濇寔鏅�(sh铆)闁擄細瓒呴亷 10 骞�
銆€銆€绶ㄧ▼闆诲锛�12.5V 卤 0.3V
銆€銆€宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� +70掳C锛堝晢鐢ㄧ礆(j铆)锛�
銆€銆€寮曡叧闁撹窛锛�0.635鑻卞

鐗规€�

AM27C256-120/BXA 鍏锋湁浠ヤ笅椤憲鐗规€э細
銆€銆€1. 楂樺瘑搴﹀瓨鍎�(ch菙)锛氭彁渚� 256Kbit 鐨勫瓨鍎�(ch菙)瀹归噺锛屾豢瓒冲ぇ澶氭暩(sh霉)涓皬鍨嬫噳(y墨ng)鐢ㄧ殑闇€姹�銆�
銆€銆€2. 绱绶氭摝闄ゅ姛鑳斤細鍏佽ū鐢ㄦ埗閫氶亷绱绶氱収灏勭獥鍙ｅ娆℃摝闄ゅ拰閲嶆柊绶ㄧ▼锛屾彁楂樹簡闈堟椿鎬у拰鍙董璀�(h霉)鎬�銆�
銆€銆€3. 蹇€熻í鍟忛€熷害锛�120ns 鐨勮í鍟忔檪(sh铆)闁撶⒑淇濅簡绯荤当(t菕ng)鐨勯珮鏁堥亱(y霉n)琛屻€�
銆€銆€4. 鑹ソ鐨勫吋瀹规€э細鑸囧绋井鎺у埗鍣ㄥ拰铏曠悊鍣ㄦ灦妲�(g貌u)鍏煎锛屼究浜庨泦鎴愬埌涓嶅悓鐨勭郴绲�(t菕ng)涓€�
銆€銆€5. 鍙潬鐨勬暩(sh霉)鎿�(j霉)淇濊(h霉)锛氬嵆浣垮湪鏂烽浕鎯呮硜涓�锛孍PROM 涓殑鏁�(sh霉)鎿�(j霉)涔熻兘闀锋湡淇濆瓨銆�
銆€銆€6. 浣庡姛鑰楄ō(sh猫)瑷�(j矛)锛氶潨鎱�(t脿i)闆绘祦妤典綆锛屾湁鍔╀簬寤堕暦闆绘睜渚涢浕瑷�(sh猫)鍌欑殑浣跨敤澹藉懡銆�

鎳�(y墨ng)鐢�

AM27C256-120/BXA 涓昏鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 宓屽叆寮忔帶鍒剁郴绲�(t菕ng)锛氬瀹剁敤闆诲櫒銆佸伐妤�(y猫)鑷嫊(d貌ng)鍖栬ō(sh猫)鍌欎腑鐨勫浐浠跺瓨鍎�(ch菙)銆�
銆€銆€2. 瑷�(j矛)绠楁(j墨)澶栧湇瑷�(sh猫)鍌欙細鎵撳嵃姗�(j墨)銆佹巸鎻忓剙绛夎ō(sh猫)鍌欑殑鍥轰欢瀛樺劜(ch菙)銆�
銆€銆€3. 娓告埐姗�(j墨)鍜屽妯傝ō(sh猫)鍌欙細鏃╂湡鐨勬父鎴插崱甯跺拰琛楁(j墨)涓绘澘涓父浣跨敤姝ら EPROM 瀛樺劜(ch菙)娓告埐绋嬪簭銆�
銆€銆€4. 閱�(y墨)鐧傝ō(sh猫)鍌欙細鐢ㄤ簬瀛樺劜(ch菙)瑷烘柗绠楁硶鎴栨牎婧�(zh菙n)鍙冩暩(sh霉)銆�
銆€銆€5. 閫氫俊瑷�(sh猫)鍌欙細闆昏┍浜ゆ彌姗�(j墨)銆佽(di脿o)鍒惰В瑾�(di脿o)鍣ㄧ瓑瑷�(sh猫)鍌欎腑鐨勭▼搴忓瓨鍎�(ch菙)銆�
銆€銆€6. 姹借粖闆诲瓙锛氱櫦(f膩)鍕�(d貌ng)姗�(j墨)鎺у埗鍠厓锛圗CU锛�銆佸剙琛ㄧ洡椤ず绛夌郴绲�(t菕ng)鐨勫浐浠跺瓨鍎�(ch菙)銆�