鏅傞枔锛�2025/6/9 19:18:47
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74LS02 鏄竴绋洓绲勫叐杓稿叆鎴栭潪闁�锛圢OR Gate锛夐泦鎴愰浕璺�锛屽爆浜� 74 绯诲垪 TTL锛堟櫠楂旂-鏅堕珨绠￠倧杓級鍣ㄤ欢涓殑浣庡姛鑰楄倴鐗瑰熀锛圠S锛夌郴鍒椼�傝┎鑺墖寤ｆ硾鐢ㄤ簬鏁�(sh霉)瀛楅浕璺ō瑷堜腑锛屾彁渚涘熀鏈殑閭忚集閬嬬畻鍔熻兘銆傛瘡鍊嬫垨闈為杸鏈夊叐鍊嬭几鍏ョ鍜屼竴鍊嬭几鍑虹锛岀附鍏辨湁鍥涘�嬬崹绔嬬殑鎴栭潪闁�鍠厓銆�
銆�銆�74LS02 鐨勪富瑕佺壒榛炴槸浣庡姛鑰�銆侀珮閫熷害鍜岄珮鍣伈瀹归檺锛屼娇鍏舵垚鐐鸿ū澶氭噳鐢ㄧ殑鐞嗘兂閬告搰锛屽挨鍏舵槸鍦ㄩ渶瑕佺┅(w臎n)瀹氭�у拰蹇�熼熆鎳夌殑鍦版柟銆�
闆绘簮闆诲锛�5V 卤 0.25V
銆�銆�鍌虫挱寤堕伈鏅傞枔锛�9ns锛堝吀鍨嬪�硷級
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�-0.4mA锛堟渶澶у�硷級
銆�銆�杓稿嚭闆绘祦锛�8mA锛堟渶澶у�硷級
銆�銆�灏佽褰㈠紡锛欴IP14 鎴� SOP16
銆�銆�閭忚集椤炲瀷锛歂OR Gate
74LS02 鑺墖鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂橀�熸�ц兘锛氱敱浜庨噰鐢� LS 鎶�琛�锛屽叾鍌虫挱寤堕伈鏅傞枔椤憲浣庝簬妯欐簴 TTL 鍣ㄤ欢銆�
銆�銆�2. 浣庡姛鑰楋細闈滄厠(t脿i)鍔熻�楅潪甯镐綆锛岄仼鍚堥浕姹犱緵闆荤郴绲�(t菕ng)銆�
銆�銆�3. 瀵韩搴﹁寖鍦嶏細鑳藉閬╂噳鎯″姡鐨勫伐浣滅挵(hu谩n)澧�锛屽緸妤典綆婧埌楂樻韩鍧囧彲姝ｅ父閬嬭銆�
銆�銆�4. 鍏煎鎬уソ锛氳垏鎵�鏈夊叾浠� TTL 绯诲垪鍏煎锛屽悓鏅傚叿鏈夎純楂樼殑 CMOS 杓稿叆鍏煎鎬�銆�
銆�銆�5. 灏忓瀷灏佽锛氭敮鎸佸绋皝瑁濆舰寮忥紝渚夸簬鍦ㄤ笉鍚屽牬鍚堜笅浣跨敤銆�
74LS02 寤ｆ硾鎳夌敤浜庡悇绋暩(sh霉)瀛楅浕瀛愯ō鍌欎腑锛屽父瑕嬬殑鎳夌敤鍫存櫙鍖呮嫭锛�
銆�銆�1. 绲勫悎閭忚集闆昏矾瑷▓锛氱敤浜庡鐝�(xi脿n)寰╅洔鐨勫竷鐖鹃倧杓〃閬斿紡銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)铏曠悊锛氬淇¤櫉鍚屾銆佹暩(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涚瓑銆�
銆�銆�3. 鎺у埗绯荤当(t菕ng)锛氫緥濡傚伐妤�(y猫)鎺у埗銆佸鐢ㄩ浕鍣ㄤ腑鐨勬檪搴忔帶鍒�銆�
銆�銆�4. 瑷堢畻姗熷鍦嶈ō鍌欙細鐢ㄤ簬鎵撳嵃姗熴�佹巸鎻忓剙绛夎ō鍌欑殑鎺ュ彛闆昏矾銆�
銆�銆�5. 鏁欏瀵﹂锛氭槸瀛哥繏鏁�(sh霉)瀛楅倧杓浕璺殑閲嶈宸ュ叿涔嬩竴銆�
74HC02, 74HCT02, 74ACT02
