TMS27C256-12JL 鏅�(sh铆)闁擄細2025/5/10 18:53:44 闁辫畝锛�27

TMS27C256 鏄敱寰峰窞鍎€鍣紙TI锛夌敓鐢�(ch菐n)鐨勪竴娆綞PROM锛堝彲鎿﹂櫎鍙法绋嬪彧璁€瀛樺劜(ch菙)鍣級锛屽叾瀛樺劜(ch菙)瀹归噺鐐� 32K x 8 浣�锛岄噰鐢� UV 绱绶氭摝闄ゆ妧琛�(sh霉)銆傝┎鑺墖涓昏鎳�(y墨ng)鐢ㄤ簬闇€瑕侀暦鏈熷瓨鍎�(ch菙)鍥哄畾绋嬪簭鎴栨暩(sh霉)鎿�(j霉)鐨勫牬鏅�锛屼緥濡傚祵鍏ュ紡绯荤当(t菕ng)銆佸伐妤�(y猫)鎺у埗瑷�(sh猫)鍌欎互鍙婃秷璨�(f猫i)椤為浕瀛愮敘(ch菐n)鍝佺瓑銆傚瀷铏�(h脿o)涓殑 '-12' 琛ㄧず瀛樺彇鏅�(sh铆)闁撶偤 120ns锛岃€� 'JL' 鍓囦唬琛ㄥ皝瑁濆舰寮忕偤 28 寮曡叧闄剁摲 DIP 灏佽銆�
銆€銆€TMS27C256 鐨勮ō(sh猫)瑷�(j矛)纰轰繚浜嗛珮鍙潬鎬ц垏绌�(w臎n)瀹氭€�锛屽悓鏅�(sh铆)鍏峰倷闈炴槗澶辨€у瓨鍎�(ch菙)鑳藉姏锛屽湪鏂烽浕鎯呮硜涓嬩粛鑳戒繚鎸�?j菒n)?sh霉)鎿�(j霉)瀹屾暣銆�

鍙冩暩(sh霉)

瀛樺劜(ch菙)瀹归噺锛�32K x 8浣�
銆€銆€瀛樺彇鏅�(sh铆)闁擄細120ns
銆€銆€VCC闆绘簮闆诲锛�4.5V 鑷� 5.5V
銆€銆€绶ㄧ▼闆诲锛�12.5V 卤 0.5V
銆€銆€鎿﹂櫎鏂瑰紡锛氱传澶栫窔鐓у皠
銆€銆€宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� 70掳C
銆€銆€灏佽褰㈠紡锛�28 寮曡叧闄剁摲 DIP

鐗规€�

TMS27C256 鍏锋湁浠ヤ笅鐗归粸(di菐n)锛�
銆€銆€1. 楂樺瘑搴﹀瓨鍎�(ch菙)鑳藉姏锛屾敮鎸� 32KB 鏁�(sh霉)鎿�(j霉)瀛樺劜(ch菙)銆�
銆€銆€2. 蹇€熷瓨鍙栨檪(sh铆)闁擄紙120ns锛�锛岄仼鐢ㄤ簬灏�(du矛)閫熷害鏈変竴瀹氳姹傜殑鎳�(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€3. 浣跨敤绱绶氭摝闄ゆ妧琛�(sh霉)锛屽厑瑷辩敤鎴跺娆￠噸寰�(f霉)绶ㄧ▼鍜屾摝闄ゆ搷浣�銆�
銆€銆€4. 鏀寔妯�(bi膩o)婧�(zh菙n) 5V 渚涢浕锛屼究浜庨泦鎴愬埌鍚勭ó闆昏矾涓€�
銆€銆€5. 闈炴槗澶辨€у瓨鍎�(ch菙)鐗规€х⒑淇濇暩(sh霉)鎿�(j霉)鍦ㄦ柗闆诲悗涓嶆渻(hu矛)涓熷け銆�
銆€銆€6. 宸ユキ(y猫)绱�(j铆)宸ヤ綔婧害鑼冨湇锛岄仼鎳�(y墨ng)澶氱ó鐠�(hu谩n)澧冩浠�銆�

鎳�(y墨ng)鐢�

TMS27C256 琚唬娉涙噳(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. 娑堣不(f猫i)闆诲瓙锛氬娓告埐姗�(j墨)銆佽▓(j矛)绠楀櫒銆佹墦鍗版(j墨)绛夎ō(sh猫)鍌欑殑绋嬪簭瀛樺劜(ch菙)銆�
銆€銆€3. 閫氫俊瑷�(sh猫)鍌欙細鐢ㄤ簬瀛樺劜(ch菙)閰嶇疆淇℃伅鎴栧崝(xi茅)璀版＇銆�
銆€銆€4. 閱�(y墨)鐧傝ō(sh猫)鍌欙細濡傜洠(ji膩n)璀�(h霉)鍎€銆佽绯栧剙绛夎ō(sh猫)鍌欎腑鐨勭▼搴忎唬纰间繚瀛�銆�
銆€銆€5. 鏁欒偛鍜岀鐮旓細浣滅偤鏁欏(xu茅)瀵�(sh铆)椹�(y脿n)鐢ㄧ殑瀛樺劜(ch菙)鑺墖銆�