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鎮ㄥソ锛屾杩庝締(l谩i)鍒扮董搴�(k霉)闆诲瓙甯傚牬(ch菐ng)缍�(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺(c猫)

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩�(g貌u)缍�(w菐ng) > IC鐧剧 > CD54HC157

CD54HC157 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 15:36:53 鏌ョ湅 闁辫畝锛�32

CD54HC157 鏄竴娆惧洓璺� 2:1 鏁�(sh霉)鎿�(j霉)閬告搰鍣�/澶氳矾寰�(f霉)鐢ㄥ櫒锛屽爆浜� HC 绯诲垪 CMOS 鍣ㄤ欢銆傝┎鑺墖鍙互鍦ㄤ綆闆诲鍜岄珮闁�(k膩i)闂�(gu膩n)閫熷害姊濅欢涓嬮亱(y霉n)琛�锛岄仼鐢ㄤ簬鍚勭ó鏁�(sh霉)瀛楅浕璺ō(sh猫)瑷�(j矛)锛岃兘澶犳湁鏁堝(sh铆)鐝�(xi脿n)鏁�(sh霉)鎿�(j霉)鍒囨彌鍔熻兘銆�
銆�銆�鍏跺伐浣滃師鐞嗘槸鏍规摎(j霉)杓稿叆鐨勯伕鎿囨帶鍒朵俊铏�(h脿o) (S0 鍜� S1)锛屽緸鍏╃祫鏁�(sh霉)鎿�(j霉)杓稿叆涓伕鎿囦竴璺��(j矛n)琛岃几鍑�銆傝┎鍣ㄤ欢寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕佸皪(du矛)澶氳矾鏁�(sh霉)鎿�(j霉)娴侀��(j矛n)琛岀鐞嗙殑鍫�(ch菐ng)鍚�锛屼緥濡傞�氫俊绯荤当(t菕ng)銆佽▓(j矛)绠楁(j墨)澶栧湇瑷�(sh猫)鍌欎互鍙婃秷璨�(f猫i)椤�(l猫i)闆诲瓙鐢�(ch菐n)鍝�銆�

鍙冩暩(sh霉)

閭忚集椤�(l猫i)鍨嬶細鏁�(sh霉)鎿�(j霉)閬告搰鍣�/澶氳矾寰�(f霉)鐢ㄥ櫒
銆�銆�閫氶亾鏁�(sh霉)閲忥細4 璺�
銆�銆�渚涢浕闆诲鑼冨湇锛�2V 鑷� 6V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�灏佽椤�(l猫i)鍨嬶細DIP/SOIC
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細鏈�澶� 18ns锛堝吀鍨嬪�硷級
銆�銆�杓稿叆闆绘祦锛毬�1渭A锛堟渶澶у�硷級
銆�銆�杓稿嚭闆绘祦锛毬�25mA锛堟渶澶у�硷級

鐗规��

CD54HC157 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 鍏煎 TTL 杓稿叆闆诲钩锛屼究浜庤垏鍏跺畠閭忚集绯诲垪鎺ュ彛銆�
銆�銆�2. 楂樻姉鍣兘鍔�锛岀⒑淇濆湪寰�(f霉)闆滈浕纾佺挵(hu谩n)澧冧笅鍙潬閬�(y霉n)琛屻��
銆�銆�3. 杓冧綆鐨勯潨鎱�(t脿i)鍔熻��锛屽湪渚挎敎寮忔垨浣庡姛鑰楁噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅笅琛ㄧ従(xi脿n)鍎�(y艒u)鐣�銆�
銆�銆�4. 瀵伐浣滈浕澹撹寖鍦嶏紝閬╂噳(y墨ng)澶氱ó闆绘簮瑷�(sh猫)瑷�(j矛)闇�姹�銆�
銆�銆�5. 宸ユキ(y猫)绱�(j铆)婧害鑼冨湇锛屾敮鎸佹儭鍔ｇ挵(hu谩n)澧冧笅鐨勭┅(w臎n)瀹氶亱(y霉n)琛�銆�
銆�銆�6. 寮曡叧鍏煎鎬ц壇濂斤紝鏄撲簬鏇挎彌鍚岄(l猫i)鍨嬬敘(ch菐n)鍝�銆�

鎳�(y墨ng)鐢�

瑭茶姱鐗囬仼鍚堜簬浠ヤ笅鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅細
銆�銆�1. 鏁�(sh霉)瀛椾俊铏�(h脿o)璺敱鍜屾暩(sh霉)鎿�(j霉)璺緫閬告搰銆�
銆�銆�2. 瑷�(j矛)绠楁(j墨)鍜屽祵鍏ュ紡绯荤当(t菕ng)鐨勫璺几鍏ヨ檿鐞�銆�
銆�銆�3. 娑堣不(f猫i)椤�(l猫i)闆诲瓙鐢�(ch菐n)鍝佺殑淇¤櫉(h脿o)鍒嗛厤銆�
銆�銆�4. 閫氫俊瑷�(sh猫)鍌欎腑鐨勬暩(sh霉)鎿�(j霉)娴佺鐞嗐��
銆�銆�5. 娓�(c猫)瑭﹁ō(sh猫)鍌欏拰娓�(c猫)閲�?j墨)x鍣ㄧ殑鏁�(sh霉)鎿�(j霉)閲囬泦銆�
銆�銆�6. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栫郴绲�(t菕ng)涓殑淇¤櫉(h脿o)鍒囨彌妯″銆�

鏇夸唬鍨嬭櫉(h脿o)

74HC157, SN74HC157, MC14HC157

cd54hc157鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

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

cd54hc157璩囨枡 鏇村>

  • 鍨嬭櫉(h脿o)
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級