MC74HC74ADTR2G 鏅傞枔锛�2025/4/29 13:13:14 闁辫畝锛�27

MC74HC74ADTR2G 鏄竴娆鹃洐瑙哥櫦(f膩)鍣ㄨ姱鐗�锛屽爆浜� HC锛圚igh-speed CMOS锛夌郴鍒�銆傚畠閲囩敤楂樼礆 CMOS 鎶€琛�(sh霉)鍒堕€�锛屽叿鏈変綆鍔熻€楀拰楂橀枊闂�(gu膩n)閫熷害鐨勭壒榛�(di菐n)銆傝┎鍣ㄤ欢鍖呭惈鍏╁€嬬崹(d煤)绔嬬殑 D 鍨嬭Ц鐧�(f膩)鍣紝姣忓€嬭Ц鐧�(f膩)鍣ㄩ兘鏈夋暩(sh霉)鎿�(j霉)杓稿叆锛圖锛�銆佹檪閻樿几鍏ワ紙CP锛�銆佺疆浣嶏紙SET锛夊拰寰�(f霉)浣嶏紙RESET锛夎几鍏ュ紩鑵�锛屽苟鎻愪緵 Q 鍜岄潪 Q 杓稿嚭銆傞€欐鑺墖寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鏁�(sh霉)瀛楅浕璺ō(sh猫)瑷�(j矛)涓�锛屽鏁�(sh霉)鎿�(j霉)瀛樺劜銆佷俊铏熷悓姝ュ拰瑷�(j矛)鏁�(sh霉)鍣ㄧ瓑鍫存櫙銆�
銆€銆€MC74HC74ADTR2G 鐨勫伐浣滈浕澹撹寖鍦嶇偤 2V 鑷� 6V锛屽湪鏁村€嬮浕澹撹寖鍦嶅収(n猫i)閮借兘淇濇寔绌�(w臎n)瀹氱殑鎬ц兘銆傚叾灏佽褰㈠紡閫氬父鐐� SOIC-14 鎴� DIP-14锛屼究浜庡湪鍚勭ó鍗板埛闆昏矾鏉夸笂瀹夎銆�

鍙冩暩(sh霉)

渚涢浕闆诲(VCC)锛�2V 鑷� 6V
銆€銆€宸ヤ綔闆绘祦锛氭渶澶� 10渭A锛堝吀鍨嬪€硷級
銆€銆€杓稿嚭闆绘祦(Io)锛毬�25mA
銆€銆€鍌虫挱寤堕伈鏅傞枔(tPLH/tPHL)锛氭渶澶� 18ns锛堝湪 VCC=4.5V 鏅傦級
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€灏佽褰㈠紡锛歋OIC-14/DIP-14

鐗规€�

1. 楂橀€� CMOS 鎶€琛�(sh霉)纰轰繚浜嗕綆鍔熻€楄垏楂樻€ц兘鐨勭祼(ji茅)鍚堛€�
銆€銆€2. 闆欒Ц鐧�(f膩)鍣ㄨō(sh猫)瑷�(j矛)鏀寔鏇村京(f霉)闆滅殑閭忚集鍔熻兘瀵�(sh铆)鐝�(xi脿n)銆�
銆€銆€3. 姣忓€嬭Ц鐧�(f膩)鍣ㄥ潎閰嶆湁鐣版缃綅鍜屽京(f霉)浣嶅姛鑳�锛屽寮�(qi谩ng)浜嗛潏娲绘€�銆�
銆€銆€4. 杓稿叆鍜岃几鍑哄吋瀹� TTL 鍜� CMOS 妯�(bi膩o)婧�(zh菙n)锛岄仼鍚堝绋郴绲�(t菕ng)鏋舵(g貌u)銆�
銆€銆€5. 宸ヤ綔婧害鑼冨湇瀵唬锛岄仼鎳�(y墨ng)鎯″姡鐠�(hu谩n)澧冧笅鐨勬噳(y墨ng)鐢ㄩ渶姹�銆�
銆€銆€6. 灏佽灏忓阀锛屾槗浜庨泦鎴愬埌绶婃箠鍨嬮浕璺ō(sh猫)瑷�(j矛)涓�銆�

鎳�(y墨ng)鐢�

MC74HC74ADTR2G 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勯鏁�(sh霉)瀛楅浕璺牁(l菒ng)鍩�锛屼緥濡傦細
銆€銆€1. 鏁�(sh霉)鎿�(j霉)閹栧瓨鑸囧瓨鍎诧細
銆€銆€ - 鍦ㄩ渶瑕佷繚瀛樼媭鎱�(t脿i)淇℃伅鎴栧偝杓告暩(sh霉)鎿�(j霉)鏅備娇鐢�銆�
銆€銆€2. 鏅傚簭鎺у埗锛�
銆€銆€ - 鍙敤浜庣敓鎴愮簿纰虹殑鏅傚簭淇¤櫉锛屾豢瓒冲京(f霉)闆滅郴绲�(t菕ng)鐨勫悓姝ラ渶姹�銆�
銆€銆€3. 瑷�(j矛)鏁�(sh霉)鍣ㄦ(g貌u)寤猴細
銆€銆€ - 鑳藉鑸囧叾浠栭倧杓厓浠剁祫鍚堝舰鎴愪簩閫�(j矛n)鍒舵垨鍗侀€�(j矛n)鍒惰▓(j矛)鏁�(sh霉)鍣ㄣ€�
銆€銆€4. 绶ㄧ⒓鑸囪В纰硷細
銆€銆€ - 鎻愪緵绌�(w臎n)瀹氱殑鏁�(sh霉)鎿�(j霉)铏曠悊鑳藉姏锛岄仼鐢ㄤ簬绶ㄧ⒓鍜岃В纰间换鍕�(w霉)銆�
銆€銆€5. 鍚勯宸ユキ(y猫)瑷�(sh猫)鍌欎腑鐨勪俊铏熻(di脿o)绡€(ji茅)妯″锛�
銆€銆€ - 鍖呮嫭鑷嫊鍖栨帶鍒剁郴绲�(t菕ng)銆侀€氫俊鎺ュ彛鍙婃脯閲忓剙鍣ㄧ瓑闋�(l菒ng)鍩�銆�