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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 > CD54HC21

CD54HC21 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/6 16:45:30 鏌ョ湅 闁辫畝锛�24

CD54HC21鏄竴娆鹃洐鍥涜几鍏ヨ垏闁�閭忚集鑺墖锛屽爆浜�74HC绯诲垪楂橀�烠MOS閭忚集鍣ㄤ欢銆傚畠閲囩敤浜嗗厛閫茬殑纭呮煹CMOS鎶�琛�(sh霉)鍒堕��锛屽叿鏈変綆鍔熻��銆侀珮闁嬮棞(gu膩n)閫熷害鍜屽闆绘簮闆诲鑼冨湇绛夌壒榛�銆�
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鍙冩暩(sh霉)

閭忚集绯诲垪锛欻C
銆�銆�鍔熻兘锛氳垏闁�
銆�銆�杓稿叆鏁�(sh霉)閲忥細4
銆�銆�閫氶亾鏁�(sh霉)閲忥細2
銆�銆�宸ヤ綔闆诲鑼冨湇锛圴锛夛細2~6
銆�銆�鍌虫挱寤堕伈鏅傞枔锛坣s锛夛細18@5V
銆�銆�闈滄厠(t脿i)闆绘祦锛埼糀锛夛細1
銆�銆�杓稿嚭闆绘祦锛坢A锛夛細-25/25
銆�銆�灏佽椤炲瀷锛欴IP/SOIC
銆�銆�宸ヤ綔婧害鑼冨湇锛堚剝锛夛細-40~85

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1. 浣庡姛鑰楋細
銆�銆�鐢变簬閲囩敤CMOS宸ヨ棟锛孋D54HC21鍦ㄥ伐浣滄檪鍏锋湁闈炲父浣庣殑闈滄厠(t脿i)鍔熻�楋紝闈炲父閬╁悎闆绘睜渚涢浕瑷�(sh猫)鍌�銆�
銆�銆�2. 楂橀�熸�ц兘锛�
銆�銆�鍏跺偝鎾欢閬叉檪闁撳儏鐐�18绱嶇锛堝湪5V闆诲涓嬶級锛岃兘澶犳豢瓒冲ぇ澶氭暩(sh霉)楂橀�熸暩(sh霉)瀛楅浕璺殑闇�姹�銆�
銆�銆�3. 瀵浕澹撹寖鍦嶏細
銆�銆�鏀寔2V鑷�6V鐨勫伐浣滈浕澹�锛屽寮蜂簡鑺墖鍦ㄤ笉鍚屾噳(y墨ng)鐢ㄥ牬鏅腑鐨勯仼鎳�(y墨ng)鎬�銆�
銆�銆�4. 鍏煎鎬у挤锛�
銆�銆�鍙垏TTL鍜屽叾浠朇MOS閭忚集闆诲钩鍏煎锛屼究浜庤垏鍏朵粬鏁�(sh霉)瀛楅浕璺泦鎴�銆�
銆�銆�5. 楂樻姉鍣兘鍔涳細
銆�銆�寰楃泭浜嶤MOS鎶�琛�(sh霉)锛岃姱鐗囧皪澶栫晫闆荤骞叉摼鏈夎純濂界殑鎶垫姉鑳藉姏锛屽緸鑰屼繚璀変簡淇¤櫉鐨勭┅(w臎n)瀹氭�у拰鍙潬鎬�銆�

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CD54HC21寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó鏁�(sh霉)瀛楅浕璺ō(sh猫)瑷堜腑锛屽寘鎷絾涓嶉檺浜庝互涓嬮牁(l菒ng)鍩燂細
銆�銆�1. 鏁�(sh霉)瀛椾俊铏熻檿鐞嗭細
銆�銆�鐢ㄤ簬瀵︾従(xi脿n)澶氳矾杓稿叆淇¤櫉鐨勯倧杓垏閬嬬畻锛岄仼鍚堥煶闋汇�佽闋荤瓑鏁�(sh霉)鎿�(j霉)娴佺殑铏曠悊銆�
銆�銆�2. 鎺у埗绯荤当(t菕ng)锛�
銆�銆�浣滅偤鎺у埗閭忚集鐨勪竴閮ㄥ垎锛屽彲鐢ㄤ簬宸ユキ(y猫)鑷嫊鍖栬ō(sh猫)鍌�銆佸鐢ㄩ浕鍣ㄤ互鍙婃苯杌婇浕瀛愮郴绲�(t菕ng)銆�
銆�銆�3. 瑷堢畻姗熷拰閫氫俊瑷�(sh猫)鍌欙細
銆�銆�閬╃敤浜庤▓绠楁涓绘澘銆佺恫(w菐ng)绲�(lu貌)鎺ュ彛鍗″強鍏朵粬閫氫俊鐩搁棞(gu膩n)纭欢銆�
銆�銆�4. 娑堣不椤為浕瀛愮敘(ch菐n)鍝侊細
銆�銆�濡傞仚鎺у櫒銆佺帺鍏�銆佹暩(sh霉)纰肩浉姗熺瓑闇�瑕佺啊鍠倧杓亱绠楃殑鐢�(ch菐n)鍝�銆�
銆�銆�5. 鏁欒偛鍜屽椹楋細
銆�銆�甯哥敤浜庡ぇ瀛�(xu茅)鍜屽煿瑷�(x霉n)姗熸(g貌u)鐨勬暀瀛�(xu茅)瀵﹂鏉匡紝骞姪瀛�(xu茅)鐢熺悊瑙ｆ暩(sh霉)瀛楅倧杓浕璺殑鍩烘湰鍘熺悊銆�

鏇夸唬鍨嬭櫉

74HC21, DM74HC21, SN74HC21

cd54hc21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

cd54hc21璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級