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鎮ㄥソ锛屾杩庝締鍒扮董搴�(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 > SN74AS258

SN74AS258 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/6/5 11:09:33 鏌ョ湅 闁辫畝锛�7

SN74AS258 鏄竴娆鹃珮閫� CMOS 8 浣嶉帠瀛樺櫒锛屽爆浜� TI 鍏徃鐨� AS 绯诲垪楂樼礆(j铆)浣庡姛鑰楄倴鐗瑰熀鍣ㄤ欢銆傝┎鑺墖涓昏鐢ㄤ簬鏁�(sh霉)鎿�(j霉)绶╂矕鍜屽瓨鍎�(ch菙)鍔熻兘锛岃兘澶犲湪楂橀�熸噳(y墨ng)鐢ㄤ腑鎻愪緵鍙潬鐨勬�ц兘銆�
銆�銆�瀹冨叿鏈夐珮鍣伈瀹归檺銆佷綆鍔熻�椾互鍙婂揩閫熼枊闂�(gu膩n)鏅�(sh铆)闁撶殑鐗归粸(di菐n)锛岄仼鐢ㄤ簬鍚勭ó鏁�(sh霉)瀛楃郴绲�(t菕ng)涓殑鏁�(sh霉)鎿�(j霉)鍌宠几鑸囨毇瀛橀渶姹�銆�

鍙冩暩(sh霉)

閭忚集椤炲瀷锛氶帠瀛樺櫒
銆�銆�閫氶亾鏁�(sh霉)锛�
銆�銆�杓稿叆闆诲(Vcc)锛�4.5V 鑷� 5.5V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C (鍟嗘キ(y猫)绱�(j铆))锛�-40掳C 鑷� +125掳C (宸ユキ(y猫)绱�(j铆))
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細7ns (鍏稿瀷鍊�)
銆�銆�杓稿嚭闆绘祦锛毬�24mA
銆�銆�灏佽褰㈠紡锛欴IP-20, SOIC-20

鐗规��

SN74AS258 鎻愪緵浜嗗挤(qi谩ng)澶х殑鍔熻兘鍜屾�ц兘鐗归粸(di菐n)锛屽寘鎷細
銆�銆�1. 楂橀�熼亱(y霉n)琛岃兘鍔�锛屾敮鎸侀珮閬�(d谩) 35MHz 鐨勬檪(sh铆)閻橀牷鐜�銆�
銆�銆�2. 鍏�(n猫i)缃笁鎱�(t脿i)杓稿嚭鎺у埗锛屼究浜庡皣杓稿嚭閫ｆ帴鍒板叕鍏辩附绶氱祼(ji茅)妲�(g貌u)銆�
銆�銆�3. 鏁�(sh霉)鎿�(j霉)杓稿叆绔湪 GATE 淇¤櫉(h脿o)鏈夋晥鏅�(sh铆)鏈�(hu矛)琚珛鍗抽帠瀛�銆�
銆�銆�4. 杓稿嚭椹�(q奴)鍕�(d貌ng)鑳藉姏寮�(qi谩ng)锛屽彲浠ラ﹨(q奴)鍕�(d貌ng)澶氬��(g猫)璨�(f霉)杓�銆�
銆�銆�5. 鑺墖閲囩敤妯�(bi膩o)婧�(zh菙n) CMOS 鎶�琛�(sh霉)鍒堕�狅紝纰轰繚浣庨潨鎱�(t脿i)鍔熻�楀拰楂樻姉骞叉摼鑳藉姏銆�
銆�銆�6. 寮�(qi谩ng)澶х殑闆绘埃淇濊(h霉)瑷�(sh猫)瑷�(j矛)锛岃兘澶犳壙鍙楃灛鎱�(t脿i)閬庡姊濅欢銆�

鎳�(y墨ng)鐢�

閫欐鑺墖寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕佽嚚鏅�(sh铆)瀛樺劜(ch菙)鍜屽偝閬炴暩(sh霉)瀛椾俊铏�(h脿o)鐨勫牬(ch菐ng)鏅紝濡傦細
銆�銆�1. 寰檿鐞嗗櫒绯荤当(t菕ng)鐨勬暩(sh霉)鎿�(j霉)绺界窔闅旈洟銆�
銆�銆�2. 椤ず椹�(q奴)鍕�(d貌ng)闆昏矾涓殑鏁�(sh霉)鎿�(j霉)绶╂矕銆�
銆�銆�3. 鏁�(sh霉)瀛楅�氫俊绯荤当(t菕ng)涓殑澶氳矾寰�(f霉)鐢ㄣ��
銆�銆�4. 瑷�(j矛)绠楁(j墨)澶栬ō(sh猫)鎺ュ彛瑷�(sh猫)瑷�(j矛)銆�
銆�銆�5. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栨帶鍒剁郴绲�(t菕ng)涓殑淇¤櫉(h脿o)铏曠悊妯″銆�
銆�銆�鍏跺崜瓒婄殑鎬ц兘浣垮叾鎴愮偤瑷卞楂樻�ц兘闆诲瓙瑷�(sh猫)鍌欑殑鐞嗘兂閬告搰銆�

鏇夸唬鍨嬭櫉(h脿o)

SN74ALS258, SN74HC258

sn74as258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)

sn74as258璩囨枡 鏇村>

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