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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 > CD74HC240

CD74HC240 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/6/3 13:31:13 鏌ョ湅 闁辫畝锛�6

CD74HC240 鏄竴绋珮闆诲钩鍏煎 (HC) 绯诲垪鐨勫叓閫氶亾闆欏悜闆诲杞�(zhu菐n)鎻涘櫒銆傚畠涓昏鐢ㄤ簬鎿�(ku貌)灞曠附绶�(xi脿n)椹�(q奴)鍕�(d貌ng)鑳藉姏锛屾敮鎸侀珮閬�(d谩) 6V 鐨勫伐浣滈浕澹撹寖鍦�銆傝┎鑺墖鍏锋湁浣庡姛鑰楃壒鎬у拰杓冮珮鐨勯枊(k膩i)闂�(gu膩n)閫熷害锛岄仼鐢ㄤ簬鍚勭ó鏁�(sh霉)瀛楅浕璺拰鎺ュ彛鎳�(y墨ng)鐢�銆傚叾涓昏鍔熻兘鏄彁渚涗俊铏�(h脿o)绶╂矕鍜屽寮�(qi谩ng)椹�(q奴)鍕�(d貌ng)鑳藉姏锛屽悓鏅�(sh铆)鍙互鏈夋晥鍦伴殧闆㈣几鍏ュ拰杓稿嚭绔�銆�
銆�銆�瑭插櫒浠剁敱鍏��(g猫)鐛�(d煤)绔嬬殑涓夋厠(t脿i)绶╂矕鍣ㄧ祫鎴愶紝鍒嗙偤鍏╃祫锛欰 绲勶紙寮曡叧 1-5 鍜� 19-22锛夊拰 B 绲勶紙寮曡叧 8-12 鍜� 14-17锛�銆傞�氶亷(gu貌)鏂瑰悜鎺у埗寮曡叧锛�13 鑵冲拰 6 鑵筹級锛屽彲浠ヨō(sh猫)缃暩(sh霉)鎿�(j霉)鍌宠几?sh霉)濮嗚緝棰�?/p>

鍙冩暩(sh霉)

渚涢浕闆诲锛�2V 鑷� 6V
銆�銆�宸ヤ綔闆绘祦锛氭瘡閫氶亾鍏稿瀷鍊� 1mA
銆�銆�杓稿嚭闆绘祦锛氭渶澶� 卤25mA
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細绱� 10ns
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽椤�(l猫i)鍨嬶細DIP銆丼OIC

鐗规��

CD74HC240 鍏锋湁浠ヤ笅椤憲鐗归粸(di菐n)锛�
銆�銆�1. 闆欏悜鍌宠几鍔熻兘锛岃兘澶犻潏娲诲湴鐢ㄤ簬澶氱ó鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅��
銆�銆�2. 楂橀�熷垏鎻涙�ц兘锛屾敮鎸侀珮閬�(d谩) 25MHz 鐨勬檪(sh铆)閻橀牷鐜�銆�
銆�銆�3. 鏀寔涓夋厠(t脿i)杓稿嚭妯″紡锛屼究浜庡璺京(f霉)鐢ㄥ拰绺界窔(xi脿n)鎿嶄綔銆�
銆�銆�4. 浣庨潨鎱�(t脿i)闆绘祦瑷�(sh猫)瑷�(j矛)锛屾湁鍔╀簬娓涘皯鏁撮珨绯荤当(t菕ng)鍔熻��銆�
銆�銆�5. 寮曡叧鍏煎鎬ц壇濂斤紝渚夸簬鍗囩礆(j铆)鎴栨浛鎻涘叾浠栭倧杓郴鍒楄姱鐗�銆�
銆�銆�6. 宸ヤ綔闆诲鑼冨湇瀵�锛岄仼鎳�(y墨ng)鎬у挤(qi谩ng)锛岃兘澶犲湪涓嶅悓闆绘簮姊濅欢涓嬮亱(y霉n)琛�銆�

鎳�(y墨ng)鐢�

CD74HC240 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕佸寮�(qi谩ng)椹�(q奴)鍕�(d貌ng)鑳藉姏鍜屼俊铏�(h脿o)闅旈洟鐨勫悇绋牁(l菒ng)鍩�锛屽寘鎷絾涓嶉檺浜庯細
銆�銆�1. 鏁�(sh霉)鎿�(j霉)绺界窔(xi脿n)绶╂矕鑸囬﹨(q奴)鍕�(d貌ng)銆�
銆�銆�2. 澶氳矾寰�(f霉)鐢ㄥ拰瑙ｅ京(f霉)鐢ㄩ浕璺��
銆�銆�3. 瑷�(j矛)绠楁(j墨)澶栧湇瑷�(sh猫)鍌欐帴鍙ｈō(sh猫)瑷�(j矛)銆�
銆�銆�4. 鏁�(sh霉)瀛楅�氫俊閺堣矾涓殑淇¤櫉(h脿o)瑾�(di脿o)鐞�銆�
銆�銆�5. 宸ユキ(y猫)鎺у埗绯荤当(t菕ng)涓几鍏�/杓稿嚭淇¤櫉(h脿o)鐨勮檿鐞�銆�
銆�銆�6. 娑堣不(f猫i)椤�(l猫i)闆诲瓙鐢�(ch菐n)鍝佷腑鐨勯倧杓浕骞宠綁(zhu菐n)鎻�銆�

鏇夸唬鍨嬭櫉(h脿o)

SN74HC240, MC74HC240, DM74HC240

cd74hc240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�(x煤n)鍍�(ji脿)

cd74hc240璩囨枡 鏇村>

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

cd74hc240鐢�(ch菐n)鍝�