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銆�銆�闆绘簮闆诲鑼冨湇锛�2V 鑷� 5.5V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�灏佽褰㈠紡锛歋OIC, PDIP
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氭渶澶� 28ns锛堝吀鍨嬪�硷級
銆�銆�闈滄厠(t脿i)闆绘祦锛氭渶澶� 1渭A锛堝湪 Vcc=5V 鏅傦級
銆�銆�杓稿叆婕忛浕娴侊細鏈�澶� 卤1渭A
銆�銆�杓稿嚭椹�(q奴)鍕曡兘鍔涳細卤8mA
SN74ALS640B-1 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂橀�熸�ц兘锛氬偝鎾欢閬叉檪闁撶煭锛岃兘澶犳敮鎸侀珮闋讳俊铏熷垏鎻�銆�
銆�銆�2. 浣庡姛鑰楄ō瑷堬細闈滄厠(t脿i)闆绘祦闈炲父浣�锛岄仼鍚堜究鏀滃紡鍜岄浕姹犱緵闆昏ō鍌�銆�
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銆�銆�4. 瀵伐浣滄韩搴﹁寖鍦嶏細鑳藉鍦ㄦサ绔韩搴︽浠朵笅绌�(w臎n)瀹氶亱琛�锛岄仼鍚堝伐妤�(y猫)鍜岃粛浜嬫噳鐢�銆�
銆�銆�5. 闆欓�氶亾绲愭锛氶泦鎴愬叐鍊嬬崹绔嬬殑澶氳矾寰╃敤鍣紝娓涘皯鏉跨礆绌洪枔闇�姹�銆�
銆�銆�6. 楂樺彲闈犳�э細CMOS 鎶�琛撶⒑淇濋暦鏈熺┅(w臎n)瀹氭�у拰浣庢晠闅滅巼銆�
銆�銆�閫欎簺鐗归粸浣垮緱 SN74ALS640B-1 鎴愮偤鍚勭ó鏁�(sh霉)瀛楃郴绲�(t菕ng)涓鐝�(xi脿n)淇¤櫉璺敱鐨勭悊鎯抽伕鎿�銆�
SN74ALS640B-1 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)锛氱敤浜庡緸澶氬�嬪偝鎰熷櫒杓稿叆涓伕鎿囩壒瀹氱殑鏁�(sh霉)鎿�(j霉)閫氶亾銆�
銆�銆�2. 鏁�(sh霉)瀛椾俊铏熻檿鐞嗭細瀵︾従(xi脿n)楂橀�熸暩(sh霉)鎿�(j霉)娴佺殑鍒囨彌鍜岃矾鐢�銆�
銆�銆�3. 閫氫俊瑷倷锛氬璺敱鍣ㄣ�佷氦鎻涙绛夐渶瑕佸璺俊铏熷垏鎻涚殑鍫村悎銆�
銆�銆�4. 宸ユキ(y猫)鑷嫊鍖栵細鎺у埗闈㈡澘鍜岀洠(ji膩n)鎺х郴绲�(t菕ng)涓殑淇¤櫉绠＄悊銆�
銆�銆�5. 娓│娓噺鍎�鍣細濡傜ず娉㈠櫒鍜岄倧杓垎鏋愬剙锛岀敤浜庡嫊鎱�(t脿i)淇¤櫉閬告搰銆�
銆�銆�6. 娑堣不椤為浕瀛愮敘(ch菐n)鍝侊細濡傞浕瑕栬(di脿o)璜у櫒銆侀煶闋昏檿鐞嗗櫒绛�锛岀敤浜庡婧愪俊铏熷垏鎻�銆�
銆�銆�鐢变簬鍏堕珮鎬ц兘鍜岄潏娲绘��锛孲N74ALS640B-1 鎴愮偤瑷卞闆诲瓙绯荤当(t菕ng)涓笉鍙垨缂虹殑闂滈嵉绲勪欢銆�
SN74HC640, SN74LV640, CD4512B
