鏅傞枔锛�2025/5/6 16:11:30
闁辫畝锛�23
CD54HC03鏄竴娆惧洓璺洐杓稿叆姝ｅ悜鏂藉瘑鐗硅Ц鐧�(f膩)鍣紙Quad 2-Input Positive NAND Schmitt Trigger锛夎姱鐗�锛屽爆浜�74HC绯诲垪楂橀�烠MOS閭忚集鍣ㄤ欢銆傝┎鑺墖閲囩敤鍏堥�茬殑纭呮煹CMOS鎶�琛撳埗閫�锛屽叿鏈変綆鍔熻�椼�侀珮闁嬮棞閫熷害鍜屽闆诲鑼冨湇绛夌壒鎬�銆傚叾涓昏鍔熻兘鏄皣鍏╁�嬭几鍏ヤ俊铏熼�茶鑸囬潪锛圢AND锛夐倧杓亱绠�锛屽苟涓旈�氶亷鏂藉瘑鐗硅Ц鐧�(f膩)鍣ㄧ殑瑷▓澧炲挤浜嗘姉鍣兘鍔涘拰灏嶇珐鎱㈣畩鍖栬几鍏ヤ俊铏熺殑瀹瑰繊搴�銆�
銆�銆�瑭茶姱鐗囧唬娉涙噳鐢ㄤ簬鏁稿瓧闆昏矾瑷▓涓紝鐗瑰垾閬╁悎闇�瑕佷俊铏熸暣褰�銆佸櫔鑱查亷婵句互鍙婇浕骞宠綁鎻涚殑鎳夌敤鍫存櫙銆�
宸ヤ綔闆诲Vcc锛�2V~6V
銆�銆�鍌虫挱寤堕伈鏅傞枔tPD锛�8ns锛堝吀鍨嬪�硷紝Vcc=4.5V锛�
銆�銆�杓稿叆闆绘祦IIH/III锛�-1渭A锛堟渶澶у��锛�25鈩冿級
銆�銆�杓稿嚭闆绘祦IOH/IOL锛�4mA/-20mA锛堟渶灏忓�硷級
銆�銆�宸ヤ綔婧害Tamb锛�-40鈩儈+85鈩�
銆�銆�銆丏IP-14
CD54HC03鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 鍏煎妯欐簴TTL閭忚集闆诲钩锛屽彲杓曟澗瀵︾従鑸囧叾浠栨暩瀛楄姱鐗囩殑浜掗��銆�
銆�銆�2. 鏂藉瘑鐗硅Ц鐧�(f膩)鍣ㄨ几鍏ョ祼妲嬭兘澶犳湁鏁堟姂鍒跺櫔鑱插共鎿惧苟绌�(w臎n)瀹氳檿鐞嗙珐鎱㈣畩鍖栫殑淇¤櫉銆�
銆�銆�3. 楂橀�熸�ц兘锛屽偝鎾欢閬叉檪闁撶煭锛岄仼鐢ㄤ簬瑕佹眰蹇�熼熆鎳夌殑绯荤当(t菕ng)銆�
銆�銆�4. 瀵伐浣滈浕澹撹寖鍦嶏紝浣胯姱鐗囪兘澶犲湪澶氱ó渚涢浕姊濅欢涓嬫甯搁亱琛�銆�
銆�銆�5. 瓒呬綆闈滄厠(t脿i)鍔熻�楋紝鍦ㄤ綆闋绘垨闈滄厠(t脿i)鎿嶄綔涓嬮’钁楃瘈(ji茅)鐪佽兘婧�銆�
銆�銆�6. 灏佽绶婃箠锛屼究浜嶱CB甯冨眬瑷▓鍜岀剨鎺�銆�
CD54HC03鑺墖鍦ㄥ闅涙噳鐢ㄤ腑闈炲父寤ｆ硾锛屽父瑕嬬殑浣跨敤鍫存櫙鍖呮嫭锛�
銆�銆�1. 鏁稿瓧淇¤櫉铏曠悊涓殑閭忚集閬嬬畻鍜岄浕骞宠綁鎻�銆�
銆�銆�2. 鐢ㄤ簬鏅傞悩淇¤櫉銆佽剤娌栦俊铏熷拰鍏朵粬鏁稿瓧淇¤櫉鐨勬暣褰㈣垏婵炬尝銆�
銆�銆�3. 杓稿叆绶╂矕鍣ㄨō瑷�锛屽寮峰皪澶栭儴淇¤櫉鐨勬姉骞叉摼鑳藉姏銆�
銆�銆�4. 鍦ㄩ�氫俊瑷倷銆佹秷璨婚闆诲瓙鐢㈠搧銆佸伐妤�(y猫)鎺у埗绛夐牁鍩熶綔鐐哄熀鏈倧杓柈鍏�銆�
銆�銆�5. 鍌虫劅鍣ㄤ俊铏熻鐞嗛浕璺紝灏嶆帴鏀剁殑妯℃摤淇¤櫉閫茶鏁稿瓧鍖栬檿鐞嗗墠鐨勯爯铏曠悊銆�
74HC03, MC74HC03, SN74HC03
