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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 > SN74LS148

SN74LS148 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 16:38:02 鏌ョ湅 闁辫畝锛�28

SN74LS148 鏄竴娆惧熀浜� TTL锛堟櫠楂旂-鏅堕珨绠￠倧杓級鎶�琛�(sh霉)鐨� 8 绶�-3 绶氬劒(y艒u)鍏堢法纰煎櫒銆傝┎鍣ㄤ欢涓昏鐢ㄤ簬灏囧鍊�(g猫)杓稿叆淇¤櫉杞�(zhu菐n)鎻涚偤浜岄��(j矛n)鍒剁法纰艰几鍑�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�
銆�銆�瑭茶姱鐗囧叿鏈夊劒(y艒u)鍏堢礆绶ㄧ⒓鍔熻兘锛岀暥(d膩ng)澶氬��(g猫)杓稿叆鍚屾檪(sh铆)鐐轰綆闆诲钩鏅�(sh铆)锛屽劒(y艒u)鍏堢法纰兼渶浣庣法铏熺殑杓稿叆淇¤櫉銆傛澶栵紝瀹冮倓鍖呭惈涓�鍊�(g猫)鐗囬伕杓稿叆寮曡叧鍜屼竴鍊�(g猫)闈炴硶纰兼寚绀鸿几鍑哄紩鑵�锛屼互渚夸簬绯荤当(t菕ng)鎺у埗鍜岄尟(cu貌)瑾ゆ娓�銆�

鍙冩暩(sh霉)

杓稿叆闆诲锛�5V
銆�銆�宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� 70掳C
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細22ns锛堝吀鍨嬪��锛屾渶澶у�肩偤 35ns锛�
銆�銆�鍔熻�楋細绱� 160mW锛堟渶澶у�硷級
銆�銆�灏佽褰㈠紡锛欴IP-16 鎴� SOIC-16

鐗规��

SN74LS148 鍏锋湁浠ヤ笅闂�(gu膩n)閸电壒鎬э細
銆�銆�1. 8 绶氬埌 3 绶氱殑鍎�(y艒u)鍏堢法纰煎姛鑳�锛岃兘澶犺檿鐞嗗閬�(d谩) 8 鍊�(g猫)杓稿叆淇¤櫉骞剁敓鎴愬皪鎳�(y墨ng)鐨� 3 浣嶄簩閫�(j矛n)鍒剁法纰笺��
銆�銆�2. 鐗囬伕杓稿叆锛圫trobe Input, G锛夊厑瑷辩敤鎴跺暉鐢ㄦ垨绂佺敤绶ㄧ⒓鍣ㄥ姛鑳�锛屾柟渚胯垏鍏朵粬瑷�(sh猫)鍌欓泦鎴�銆�
銆�銆�3. 闈炴硶纰兼寚绀鸿几鍑猴紙GS锛夌敤浜庢娓槸鍚﹀瓨鍦ㄦ湁鏁堢殑浣庨浕骞宠几鍏ヤ俊铏�銆�
銆�銆�4. 杓稿叆淇濊(h霉)闆昏矾纰轰繚鍦ㄩ珮闃绘厠(t脿i)鎴栨诞鍕曠媭鎱�(t脿i)涓嬩笉鏈冪敘(ch菐n)鐢熻鍕曚綔銆�
銆�銆�5. 閲囩敤 LS-TTL 鎶�琛�(sh霉)锛屽吋瀹瑰叾浠栨(bi膩o)婧�(zh菙n) TTL 鍜� CMOS 鍣ㄤ欢銆�

鎳�(y墨ng)鐢�

SN74LS148 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕佸璺俊铏熼伕鎿囧拰绶ㄧ⒓鐨勫牬鏅�锛屼緥濡傦細
銆�銆�1. 鏁�(sh霉)瀛楃郴绲�(t菕ng)涓殑閸电洡鎺冩弿鑸囩法纰�銆�
銆�銆�2. 澶氶�氶亾鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)鐨勪俊铏熼爯(y霉)铏曠悊銆�
銆�銆�3. 宸ユキ(y猫)鎺у埗闋�(l菒ng)鍩熶腑鍎�(y艒u)鍏堢礆淇¤櫉鐨勯伕鎿囪垏铏曠悊銆�
銆�銆�4. 瑷�(j矛)绠楁(j墨)纭欢涓殑涓柗璜嬫眰绶ㄧ⒓銆�
銆�銆�5. 鍚勯鍎�鍣ㄥ剙琛ㄤ腑鐨勪俊铏熷绺垏鍌宠几鍎�(y艒u)鍖�銆�

鏇夸唬鍨嬭櫉

SN74S148, CD4532, 74HC148, 74HCT148

sn74ls148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)

sn74ls148璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級