SN54LS293J 鏅傞枔锛�2025/5/8 17:12:01 闁辫畝锛�26

SN54LS293J 鏄竴娆惧熀浜� TTL锛堟櫠楂旂-鏅堕珨绠￠倧杓級鎶€琛�(sh霉)鐨勫洓浣嶄簩閫插埗鍚屾鍔犳硶瑷堟暩(sh霉)鍣ㄨ姱鐗�銆傝┎鑺墖灞簬 74 绯诲垪涓殑 LS锛堜綆鍔熻€楄倴鐗瑰熀锛夌郴鍒�锛岄仼鐢ㄤ簬闇€瑕侀珮閫熼亱琛屽拰浣庡姛鑰楃殑鎳�(y墨ng)鐢ㄥ牬鏅�銆傚畠鍏锋湁鍚屾娓呴浂銆佸悓姝ョ疆浣嶅姛鑳�锛屽苟涓旇兘澶犻€氶亷绱氳伅(li谩n)瀵︾従(xi脿n)鏇撮珮浣嶆暩(sh霉)鐨勮▓鏁�(sh霉)鍣�銆�
銆€銆€瑭茶姱鐗囧唬娉涙噳(y墨ng)鐢ㄤ簬鏁�(sh霉)瀛楅浕璺ō(sh猫)瑷堜腑锛屼緥濡傛檪閻樹俊铏熺敓鎴�銆佸垎闋诲櫒銆佽▓鏁�(sh霉)鍣ㄤ互鍙婅剤娌栨帶鍒剁瓑鍫存櫙銆�

鍙冩暩(sh霉)

灏佽锛欴IP16
銆€銆€宸ヤ綔闆诲锛�4.75V 鑷� 5.25V
銆€銆€鍌虫挱寤堕伈鏅傞枔锛氭渶澶� 22ns
銆€銆€宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆€銆€杓稿叆闆绘祦锛氭渶澶� 卤1mA
銆€銆€杓稿嚭闆绘祦锛氭渶澶� 卤8mA
銆€銆€闈滄厠(t脿i)闆绘祦锛氭渶澶� 10mA

鐗规€�

SN54LS293J 鐨勪富瑕佺壒鎬у寘鎷細
銆€銆€1. 鍚屾娓呴浂杓稿叆 (CLR)锛屽厑瑷卞湪鐗瑰畾姊濅欢涓嬪皣鎵€鏈夎▓鏁�(sh霉)浣嶆竻闆�銆�
銆€銆€2. 鎻愪緵鐛ㄧ珛鐨勫悓姝ョ疆浣嶈几鍏� (SET)锛屽彲灏囨墍鏈夎几鍑鸿ō(sh猫)缃偤楂橀浕骞�銆�
銆€銆€3. 楂橀€熸€ц兘锛屽吀鍨嬪偝鎾欢閬叉檪闁撶偤 22ns锛岄仼鐢ㄤ簬楂橀牷鎳�(y墨ng)鐢�銆�
銆€銆€4. 鑳藉鑸囧叾浠� LS 绯诲垪鍣ㄤ欢鍏煎锛屾柟渚挎(g貌u)寤哄京(f霉)闆滅殑鏁�(sh霉)瀛楃郴绲�(t菕ng)銆�
銆€銆€5. 鍏峰倷绱氳伅(li谩n)鑳藉姏锛屽彲閫氶亷澶栭儴閫ｆ帴瀵︾従(xi脿n)澶氫綅瑷堟暩(sh霉)鍔熻兘銆�
銆€銆€6. 鍦ㄤ笉浣跨敤鏅�锛屽彲浠ラ€氶亷娓呴浂鎴栫疆浣嶅姛鑳藉揩閫熷京(f霉)浣�锛屾彁楂樼郴绲�(t菕ng)鐨勫彲闈犳€у拰绌�(w臎n)瀹氭€с€�
銆€銆€7. 宸ヤ綔婧害鑼冨湇寤�锛岄仼鍚堝伐妤�(y猫)鍜岃粛浜嬬礆鍒ョ殑鎳�(y墨ng)鐢ㄥ牬鏅€�

鎳�(y墨ng)鐢�

SN54LS293J 甯哥敤浜庝互涓嬮牁(l菒ng)鍩燂細
銆€銆€1. 鏁�(sh霉)瀛楁檪閻樺拰瀹氭檪鍣ㄩ浕璺�锛岀敤浣滃垎闋诲櫒鎴栬▓鏅傛ā濉娿€�
銆€銆€2. 瑷堟暩(sh霉)鍣ㄩ浕璺�锛屽闋荤巼瑷堟暩(sh霉)鍣�銆佷簨浠惰▓鏁�(sh霉)鍣ㄧ瓑銆�
銆€銆€3. 鏁�(sh霉)鎿�(j霉)閫氫俊涓殑娉㈢壒鐜囩櫦(f膩)鐢熷櫒鍜屼俊铏熷悓姝ユā濉娿€�
銆€銆€4. 椤ず椹�(q奴)鍕曞櫒涓殑鍦板潃瑷堟暩(sh霉)鍣�銆�
銆€銆€5. 娓噺鍎€鍣ㄤ腑鐨勬暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆�
銆€銆€6. 宸ユキ(y猫)鑷嫊鍖栦腑鐨勮剤娌栨帶鍒舵ā濉�銆�
銆€銆€鍏堕珮鍙潬鎬�銆佷綆鍔熻€楀強寤ｆ硾鐨勬韩搴﹂仼鎳�(y墨ng)鎬�锛屼娇鍏堕潪甯搁仼鍚堜簬闇€瑕侀暦鏈熺┅(w臎n)瀹氶亱琛岀殑鐠�(hu谩n)澧�銆�