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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 > 74LS47

74LS47 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/3/3 14:55:28 鏌ョ湅 闁辫畝锛�852

74LS47鏄竴绋父鐢ㄧ殑 BCD-7 娈垫暩(sh霉)纰肩璀⒓鍣�/椹�(q奴)鍕�(d貌ng)鍣�锛屽爆浜� TTL锛堟櫠楂旂-鏅堕珨绠￠倧杓級绯诲垪鑺墖銆傚畠鑳藉?q奴)鈶ゆ枎姘�?4 浣嶄簩閫�(j矛n)鍒剁法纰肩殑鍗侀��(j矛n)鍒舵暩(sh霉)锛圔CD 纰硷級杞�(zhu菐n)鎻涚偤涓冩椤ず鍣ㄧ殑鎺у埗淇¤櫉(h脿o)锛屽緸鑰岄﹨(q奴)鍕�(d貌ng)鍏遍櫧(y谩ng)妤典竷娈垫暩(sh霉)纰肩椤ず寰� 0 鍒� 9 鐨勬暩(sh霉)瀛�銆�

涓昏鐗规��

杓稿叆椤炲瀷: 4 浣� BCD 纰硷紙A銆丅銆丆銆丏锛�銆�
銆�銆�杓稿嚭椤炲瀷: 浣庨浕骞虫湁鏁堢殑涓冩椤ず淇¤櫉(h脿o)锛坅銆乥銆乧銆乨銆乪銆乫銆乬锛�銆�
銆�銆�椹�(q奴)鍕�(d貌ng)鑳藉姏: 鐩存帴椹�(q奴)鍕�(d貌ng)鍏遍櫧(y谩ng)妤典竷娈垫暩(sh霉)纰肩銆�
銆�銆�宸ヤ綔闆诲:
銆�銆�鍏稿瀷鍊硷細5 V銆�
銆�銆�宸ヤ綔鑼冨湇锛�4.75 V 鑷� 5.25 V銆�
銆�銆�婧害鑼冨湇:
銆�銆�鍟嗘キ(y猫)绱�(j铆)锛�0掳C 鑷� +70掳C銆�
銆�銆�鎺у埗绔彛:
銆�銆�LT锛堣│鐕堣几鍏ワ級锛氱敤浜庢鏌ユ暩(sh霉)纰肩鍚勬鏄惁姝ｅ父鐧�(f膩)鍏�銆�
銆�銆�BI锛堟粎鐕堣几鍏ワ級锛氱敤浜庨棞(gu膩n)闁夋暩(sh霉)纰肩椤ず銆�
銆�銆�RBI锛堟粎闆惰几鍏ワ級锛氱敤浜庢秷闄や笉蹇呰鐨勨��0鈥濋’绀�銆�
銆�銆�RBO锛堟粎闆惰几鍑猴級锛氳垏婊呯噲杓稿叆閰嶅悎浣跨敤锛屽(sh铆)鐝�(xi脿n)澶氫綅鏁�(sh霉)纰奸’绀虹殑婊呴浂鎺у埗銆�

鏍稿績鍎�(y艒u)鍕�(sh矛)

绨�(ji菐n)鍖栬ō(sh猫)瑷�(j矛): 灏� BCD 纰肩洿鎺ヨ綁(zhu菐n)鎻涚偤涓冩鏁�(sh霉)纰肩鐨勯﹨(q奴)鍕�(d貌ng)淇¤櫉(h脿o)锛屾笡灏戝柈鐗囨(j墨)鐨� I/O 闁�(k膩i)閵�銆�
銆�銆�楂樺彲闈犳��: TTL 鎶�琛�(sh霉)纰轰繚绌�(w臎n)瀹氭�у拰鍙潬鎬�銆�
銆�銆�鏄撲簬浣跨敤: 鎻愪緵澶氬��(g猫)鎺у埗绔彛锛屼究浜庡(sh铆)鐝�(xi脿n)澶氱ó椤ず鍔熻兘銆�
銆�銆�寤ｆ硾鍏煎: 閬╃敤浜庡叡闄�(y谩ng)妤典竷娈垫暩(sh霉)纰肩锛岄仼鍚堝ぇ澶氭暩(sh霉)鍌崇当(t菕ng)椤ず鎳�(y墨ng)鐢�銆�

鎳�(y墨ng)鐢ㄩ牁(l菒ng)鍩�

娑堣不(f猫i)闆诲瓙:
銆�銆�瑷�(j矛)鏁�(sh霉)鍣ㄣ�佹檪(sh铆)閻�銆佽▓(j矛)绠楀櫒绛夎ō(sh猫)鍌欎腑鐨勬暩(sh霉)瀛楅’绀�銆�
銆�銆�宸ユキ(y猫)鎺у埗:
銆�銆�鏁�(sh霉)瀛楀剙琛ㄣ�佹脯(c猫)閲忚ō(sh猫)鍌欎腑鐨勬暩(sh霉)鍊奸’绀�銆�
銆�銆�鏁欏(xu茅)瀵�(sh铆)椹�(y脿n):
銆�銆�鏁�(sh霉)瀛楅浕璺绋嬩腑甯歌(ji脿n)鐨勫(sh铆)椹�(y脿n)鍣ㄤ欢銆�

鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�

瑷�(j矛)鏁�(sh霉)鍣ㄩ’绀�: 绲�(ji茅)鍚� 74LS192 鎴栧叾浠栬▓(j矛)鏁�(sh霉)鍣ㄨ姱鐗�锛屽(sh铆)鐝�(xi脿n)鍗侀��(j矛n)鍒惰▓(j矛)鏁�(sh霉)鍜岄’绀恒��
銆�銆�鏅�(sh铆)閻樻ā濉�: 鐢ㄤ簬灏忔檪(sh铆)銆佸垎閻樻垨绉掓暩(sh霉)鐨勯’绀恒��
銆�銆�鍕�(d貌ng)鎱�(t脿i)鎺冩弿椤ず: 閰嶅悎澶氱墖 74LS47 鍜屽浣嶆暩(sh霉)纰肩锛屽(sh铆)鐝�(xi脿n)鍕�(d貌ng)鎱�(t脿i)鎺冩弿椤ず銆�

寮曡叧瀹氱京

寮曡叧绶ㄨ櫉(h脿o)鍚嶇ū鍔熻兘鎻忚堪
銆�銆�1RBI婊呴浂杓稿叆锛氱暥(d膩ng)鐐轰綆闆诲钩鏅�(sh铆)锛屾秷闄や笉蹇呰鐨勨��0鈥濋’绀�銆�
銆�銆�2ABCD 杓稿叆绔箣涓�銆�
銆�銆�3BBCD 杓稿叆绔箣涓�銆�
銆�銆�4CBCD 杓稿叆绔箣涓�銆�
銆�銆�5DBCD 杓稿叆绔箣涓�銆�
銆�銆�6LT瑭︾噲杓稿叆锛氱暥(d膩ng)鐐轰綆闆诲钩鏅�(sh铆)锛屾墍鏈夋榛�(di菐n)浜互妾㈡煡鏁�(sh霉)纰肩鏄惁姝ｅ父銆�
銆�銆�7BI婊呯噲杓稿叆锛氱暥(d膩ng)鐐轰綆闆诲钩鏅�(sh铆)锛岄棞(gu膩n)闁夋暩(sh霉)纰肩椤ず銆�
銆�銆�8GND鍦扮窔銆�
銆�銆�9f涓冩鏁�(sh霉)纰肩杓稿嚭娈典箣涓�銆�
銆�銆�10a涓冩鏁�(sh霉)纰肩杓稿嚭娈典箣涓�銆�
銆�銆�11b涓冩鏁�(sh霉)纰肩杓稿嚭娈典箣涓�銆�
銆�銆�12c涓冩鏁�(sh霉)纰肩杓稿嚭娈典箣涓�銆�
銆�銆�13d涓冩鏁�(sh霉)纰肩杓稿嚭娈典箣涓�銆�
銆�銆�14e涓冩鏁�(sh霉)纰肩杓稿嚭娈典箣涓�銆�
銆�銆�15g涓冩鏁�(sh霉)纰肩杓稿嚭娈典箣涓�銆�
銆�銆�16VCC闆绘簮姝ｆサ杓稿叆銆�

娉ㄦ剰浜嬮爡(xi脿ng)

鍏遍櫧(y谩ng)妤垫暩(sh霉)纰肩: 74LS47 鐨勮几鍑虹偤浣庨浕骞虫湁鏁�锛屽洜姝ゅ彧鑳介﹨(q奴)鍕�(d貌ng)鍏遍櫧(y谩ng)妤典竷娈垫暩(sh霉)纰肩銆�
銆�銆�闄愭祦闆婚樆: 鍦ㄥ(sh铆)闅涙噳(y墨ng)鐢ㄤ腑锛屽缓璀板湪姣忓��(g猫)杓稿嚭绔覆鑱�(li谩n)涓�鍊�(g猫)闄愭祦闆婚樆锛屼互淇濊(h霉)鏁�(sh霉)纰肩鍜岃姱鐗�銆�
銆�銆�鏇夸唬鍨嬭櫉(h脿o): 濡傛灉闇�瑕侀﹨(q奴)鍕�(d貌ng)鍏遍櫚妤垫暩(sh霉)纰肩锛屽彲浠ヤ娇鐢� 74LS48 鏇夸唬銆�

74ls47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)

74ls47璩囨枡 鏇村>

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