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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩肩恫(w菐ng) > IC鐧剧 > SN54HC74

SN54HC74 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 15:35:19 鏌ョ湅 闁辫畝锛�25

SN54HC74鏄竴娆鹃洐D鍨嬫閭婃部瑙哥櫦(f膩)鍣�锛屽爆浜嶩C锛圚igh-speed CMOS锛夌郴鍒�銆傚畠閲囩敤浜嗗厛閫�(j矛n)鐨凜MOS鎶�琛�(sh霉)鍒堕��锛屽叿鏈夐珮鎶楀櫔鑳藉姏銆侀珮杓稿叆闃绘姉鍜屼綆鍔熻�楃殑鐗归粸(di菐n)銆傝┎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紝鐢ㄤ簬鏁�(sh霉)鎿�(j霉)瀛樺劜銆佽▓(j矛)鏁�(sh霉)鍣ㄦ(g貌u)寤轰互鍙婂悓姝ラ倧杓帶鍒剁瓑鍔熻兘銆�
銆�銆�姣忓��(g猫)瑙哥櫦(f膩)鍣ㄩ兘鏈夌崹(d煤)绔嬬殑鏁�(sh霉)鎿�(j霉)杓稿叆锛圖锛�銆佹檪(sh铆)閻樿几鍏ワ紙CLK锛�銆佺疆浣嶏紙SET锛夊拰寰�(f霉)浣嶏紙RESET锛夌锛屽苟涓旀彁渚決鍜岄潪Q鍏╃ó杓稿嚭鐙�鎱�(t脿i)銆�

鍙冩暩(sh霉)

閭忚集椤炲瀷锛氶洐D鍨嬭Ц鐧�(f膩)鍣�
銆�銆�宸ヤ綔闆诲鑼冨湇锛�2V 鑷� 6V
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細9ns锛堝吀鍨嬪��锛屾渶澶�15ns@Vcc=4.5V锛�
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銆丳DIP
銆�銆�杓稿叆婕忛浕娴侊細卤1渭A锛堟渶澶у�硷級
銆�銆�杓稿嚭椹�(q奴)鍕�(d貌ng)闆绘祦锛毬�8mA锛堟渶灏忓�硷級

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SN54HC74鍏锋湁浠ヤ笅鐗规�э細
銆�銆�1. 楂橀�烠MOS宸ヨ棟纰轰繚浜嗗揩閫熺殑闁嬮棞(gu膩n)閫熷害鍜屼綆鍔熻��銆�
銆�銆�2. 姣忓��(g猫)瑙哥櫦(f膩)鍣ㄩ兘鑳界崹(d煤)绔嬫搷浣滐紝渚夸簬闈堟椿瑷�(sh猫)瑷�(j矛)銆�
銆�銆�3. 鍏锋湁娓呮櫚鐨勭疆浣嶅拰寰�(f霉)浣嶅姛鑳�锛屽厑瑷辩敤鎴堕�氶亷鐣版淇¤櫉鐩存帴鎺у埗杓稿嚭鐙�鎱�(t脿i)銆�
銆�銆�4. 杓稿嚭鐙�鎱�(t脿i)绌�(w臎n)瀹�锛岃兘澶犳壙鍙楄純澶х殑鍣伈骞叉摼銆�
銆�銆�5. 宸ヤ綔闆诲鑼冨湇杓冨锛岄仼鎳�(y墨ng)澶氱ó闆绘簮鐠�(hu谩n)澧�銆�
銆�銆�6. 妤典綆鐨勯潨鎱�(t脿i)闆绘祦娑堣�楋紝鍦ㄩ浕姹犱緵闆荤郴绲�(t菕ng)涓〃鐝�(xi脿n)鍑鸿壊銆�
銆�銆�7. 鍙潬鎬ч珮锛岄仼鐢ㄤ簬宸ユキ(y猫)绱氭噳(y墨ng)鐢ㄧ挵(hu谩n)澧�銆�

鎳�(y墨ng)鐢�

SN54HC74鍙敤浜庡悇绋暩(sh霉)瀛楅浕璺ō(sh猫)瑷�(j矛)锛屽叿楂斿寘鎷細
銆�銆�1. 鏁�(sh霉)鎿�(j霉)瀵勫瓨鍜屽瓨鍎诧細鍦ㄩ渶瑕佽嚚鏅�(sh铆)淇濆瓨鏁�(sh霉)鎿�(j霉)鐨勭媭鎱�(t脿i)姗�(j墨)鎴栨檪(sh铆)搴忛倧杓腑浣跨敤銆�
銆�銆�2. 瑷�(j矛)鏁�(sh霉)鍣ㄦ(g貌u)寤猴細鑸囧叾瀹冮倧杓杸绲勫悎瀵�(sh铆)鐝�(xi脿n)浜岄��(j矛n)鍒舵垨鍗侀��(j矛n)鍒惰▓(j矛)鏁�(sh霉)鍔熻兘銆�
銆�銆�3. 鍚屾鎺у埗锛氱偤澶氬��(g猫)瀛愭ā濉婃彁渚涚当(t菕ng)涓�鐨勬檪(sh铆)閻樹俊铏熷悓姝�銆�
銆�銆�4. 闋荤巼鍒嗛牷锛氬埄鐢ㄥ叾瑙哥櫦(f膩)鍣ㄧ壒鎬у皪杓稿叆鏅�(sh铆)閻橀��(j矛n)琛屽垎闋昏檿鐞�銆�
銆�銆�5. 鐙�鎱�(t脿i)杞�(zhu菐n)鎻涙娓細閫氶亷妾㈡脯杓稿叆淇¤櫉鐨勮畩鍖栦締鐢�(ch菐n)鐢熺浉鎳�(y墨ng)鐨勮几鍑哄嫊(d貌ng)浣溿��
銆�銆�6. 閫氫俊鎺ュ彛瑷�(sh猫)瑷�(j矛)锛氫緥濡俇ART銆丼PI绛夊崝(xi茅)璀扮殑纭欢瀵�(sh铆)鐝�(xi脿n)閮ㄥ垎銆�
銆�銆�7. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栬ō(sh猫)鍌欎腑鐨勫畾鏅�(sh铆)鎺у埗鍜屼俊铏熻檿鐞嗗柈鍏�銆�

鏇夸唬鍨嬭櫉

SN74HC74

sn54hc74鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉
  • 瑭㈠児(ji脿)

sn54hc74璩囨枡 鏇村>

  • 鍨嬭櫉
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