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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(c猫)

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 > SN74HC148

SN74HC148 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 13:55:31 鏌ョ湅 闁辫畝锛�33

SN74HC148 鏄竴娆� 8 杓稿叆鍎�(y艒u)鍏堢法纰煎櫒锛屽爆浜庨珮閫� CMOS (HC) 绯诲垪閭忚集鍣ㄤ欢銆傝┎鑺墖灏� 8 鍊�(g猫)杓稿叆淇¤櫉(h脿o)绶ㄧ⒓鐐� 3 浣嶄簩閫�(j矛n)鍒惰几鍑�锛屽苟鍏锋湁浣庡姛鑰楀拰楂樺櫔鑱插闄愮殑鐗归粸(di菐n)锛屽唬娉涙噳(y墨ng)鐢ㄤ簬鏁�(sh霉)瀛楅浕璺ō(sh猫)瑷�(j矛)涓�銆傚畠閬╃敤浜庨渶瑕佸璺俊铏�(h脿o)閬告搰鍜岀法纰肩殑鍫村悎锛屽閸电洡鎺冩弿銆佷腑鏂疯珛(q菒ng)姹傜法纰肩瓑銆�

鍙冩暩(sh霉)

杓稿叆闆诲锛�2V 鑷� 6V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細鏈�澶� 10ns锛堝吀鍨嬪�硷級
銆�銆�闈滄厠(t脿i)闆绘祦锛氭渶澶� 1渭A锛堝緟姗�(j墨)妯″紡锛�
銆�銆�杓稿嚭椹�(q奴)鍕�(d貌ng)鑳藉姏锛毬�25mA
銆�銆�灏佽褰㈠紡锛欴IP銆丼OIC銆乀SSOP

鐗规��

SN74HC148 鍏锋湁浠ヤ笅椤憲鐗规�э細
銆�銆�1. 楂橀�� CMOS 鎶�琛�(sh霉)纰轰繚浜嗘サ浣庣殑鍌虫挱寤堕伈鍜屽揩閫熼熆鎳�(y墨ng)銆�
銆�銆�2. 瀵浕婧愰浕澹撹寖鍦嶄娇寰楀叾鍏煎澶氱ó绯荤当(t菕ng)瑷�(sh猫)瑷�(j矛)銆�
銆�銆�3. 鍏�(n猫i)缃劒(y艒u)鍏堢礆(j铆)閭忚集鍔熻兘锛屽彲鑷嫊(d貌ng)閬告搰鏈�楂樺劒(y艒u)鍏堢礆(j铆)鐨勮几鍏ヤ俊铏�(h脿o)閫�(j矛n)琛岀法纰�銆�
銆�銆�4. 鍏锋湁浣胯兘绔帶鍒跺姛鑳�锛屽厑瑷辩敤鎴舵牴鎿�(j霉)闇�姹傚暉鐢ㄦ垨绂佺敤绶ㄧ⒓鍣�銆�
銆�銆�5. 鍦ㄦ墍鏈夎几鍏ョ劇鏁堟檪(sh铆)锛岃几鍑烘渻(hu矛)閫�(j矛n)鍏ョ壒娈婄媭鎱�(t脿i)浠ユ(bi膩o)璀�(sh铆)鐒℃湁鏁堜俊铏�(h脿o)杓稿叆銆�
銆�銆�6. 闈滄厠(t脿i)浣庡姛鑰楄ō(sh猫)瑷�(j矛)浣垮叾閬╁悎闆绘睜渚涢浕瑷�(sh猫)鍌欏強浣庡姛鑰楁噳(y墨ng)鐢ㄥ牬鏅�銆�

鎳�(y墨ng)鐢�

SN74HC148 鐨勪富瑕佹噳(y墨ng)鐢ㄩ牁(l菒ng)鍩熷寘鎷細
銆�銆�1. 閸电洡鐭╅櫍鎺冩弿涓殑鎸夐嵉绶ㄧ⒓銆�
銆�銆�2. 涓柗鎺у埗鍣ㄤ腑鐢ㄤ簬澶氭簮涓柗淇¤櫉(h脿o)鐨勭法纰�銆�
銆�銆�3. 澶氳矾寰�(f霉)鐢ㄥ櫒鐨勯伕鎿囨帶鍒躲��
銆�銆�4. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)鐨勫湴鍧�鐢熸垚銆�
銆�銆�5. 宸ユキ(y猫)鎺у埗鍜岃嚜鍕�(d貌ng)鍖栫郴绲�(t菕ng)涓殑鍎�(y艒u)鍏堢礆(j铆)淇¤櫉(h脿o)铏曠悊銆�
銆�銆�6. 鍚勭ó宓屽叆寮忕郴绲�(t菕ng)涓殑澶氳矾淇¤櫉(h脿o)绠＄悊銆�

鏇夸唬鍨嬭櫉(h脿o)

74HC148, SN54HC148, MC14579B

sn74hc148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)

sn74hc148璩囨枡 鏇村>

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