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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 > SN74ALS245A

SN74ALS245A 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/6 16:25:27 鏌ョ湅 闁辫畝锛�26

SN74ALS245A 鏄竴绋珮閫� CMOS 鍏綅闆欏悜绺界窔鏀剁櫦(f膩)鍣�锛岄噰鐢ㄥ厛閫�(j矛n)鐨� Schottky TTL 鎶�琛�(sh霉)鍒堕�犮�傝┎鍣ㄤ欢鑳藉鍦ㄥ叐鍊�(g猫)鏂瑰悜涓婂悓鏅�(sh铆)鍌宠几鏁�(sh霉)鎿�(j霉)锛屽叿鏈変綆鍔熻�楀拰楂橀枊(k膩i)闂�(gu膩n)閫熷害鐨勭壒榛�(di菐n)銆傚畠寤ｆ硾鐢ㄤ簬瑷�(j矛)绠楁(j墨)銆侀�氫俊瑷�(sh猫)鍌欏拰鍏朵粬闇�瑕佹暩(sh霉)鎿�(j霉)绺界窔鎿�(ku貌)灞曠殑绯荤当(t菕ng)涓�銆�
銆�銆�瑭茶姱鐗囧寘鍚叓绲勭崹(d煤)绔嬬殑鏁�(sh霉)鎿�(j霉)閫氶亾锛屾瘡鍊�(g猫)閫氶亾閮藉彲浠ラ�氶亷(gu貌)鏂瑰悜鎺у埗寮曡叧锛圖IR锛変締(l谩i)姹哄畾鏁�(sh霉)鎿�(j霉)娴佸悜銆傛澶栵紝閭勬湁涓�鍊�(g猫)杓稿嚭浣胯兘寮曡叧锛圤E锛�锛岀敤浜庡暉鐢ㄦ垨绂佺敤鏁�(sh霉)鎿�(j霉)鍌宠几銆�

鍙冩暩(sh霉)

閭忚集椤炲瀷锛氶洐鍚戠附绶氭敹鐧�(f膩)鍣�
銆�銆�閫氶亾鏁�(sh霉)閲忥細8
銆�銆�闆绘簮闆诲(VCC)锛�4.5V 鑷� 5.5V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�灏佽褰㈠紡锛欴IP-20, PDIP-20, SOIC-20
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細鏈�澶� 13ns (鍏稿瀷鍊�)
銆�銆�杓稿叆闆绘祦(IIL)锛�-0.4mA
銆�銆�杓稿嚭闆绘祦(IOH)锛�-8mA
銆�銆�闈滄厠(t脿i)闆绘祦(ICC)锛氭渶澶� 50mA

鐗规��

SN74ALS245A 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 闆欏悜鏁�(sh霉)鎿�(j霉)鍌宠几鍔熻兘锛屽厑瑷遍潏娲荤殑淇¤櫉(h脿o)娴佸嫊(d貌ng)銆�
銆�銆�2. 鏂瑰悜鎺у埗寮曡叧鏀寔閬告搰鏁�(sh霉)鎿�(j霉)寰� A 鍒� B 鎴栧緸 B 鍒� A 鐨勫偝杓�銆�
銆�銆�3. 杓稿嚭浣胯兘鍔熻兘鍙互鍦ㄤ笉闇�瑕佸偝杓告檪(sh铆)灏囨墍鏈夎几鍑虹疆浜庨珮闃绘厠(t脿i)銆�
銆�銆�4. 鍏ㄩ儴閫氶亾鍧囧叿鏈変笁鎱�(t脿i)杓稿嚭鍔熻兘锛岄仼鍚堝京(f霉)闆滅殑澶氳矾寰�(f霉)鐢ㄧ郴绲�(t菕ng)銆�
銆�銆�5. 楂橀�熼亱(y霉n)琛屾�ц兘锛屾豢瓒崇従(xi脿n)浠ｉ浕瀛愮郴绲�(t菕ng)鐨勫(sh铆)鏅�(sh铆)闇�姹�銆�
銆�銆�6. 宸ヤ綔闆诲鑼冨湇杓冨锛岄仼鐢ㄤ簬澶氱ó闆绘簮鐠�(hu谩n)澧�銆�
銆�銆�7. 寮�(qi谩ng)澶х殑鎶楀共鎿捐兘鍔涳紝纰轰繚鍦ㄦ儭鍔ｇ挵(hu谩n)澧冧笅鐨勭┅(w臎n)瀹氶亱(y霉n)琛�銆�

鎳�(y墨ng)鐢�

SN74ALS245A 涓昏鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 瑷�(j矛)绠楁(j墨)绯荤当(t菕ng)涓殑鏁�(sh霉)鎿�(j霉)绺界窔鎿�(ku貌)灞�銆�
銆�銆�2. 澶氳檿鐞嗗櫒鏋舵(g貌u)涓殑閫氫俊鎺ュ彛銆�
銆�銆�3. 瀛樺劜(ch菙)鍣ㄨ垏澶栧湇瑷�(sh猫)鍌欎箣闁撶殑鏁�(sh霉)鎿�(j霉)浜ゆ彌銆�
銆�銆�4. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)涓殑淇¤櫉(h脿o)绶╂矕銆�
銆�銆�5. 閫氫俊瑷�(sh猫)鍌欎腑鐨勬暩(sh霉)鎿�(j霉)娴佹帶鍒�銆�
銆�銆�6. 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)铏曠悊銆�
銆�銆�7. 缍�(w菐ng)绲�(lu貌)璺敱鍣ㄥ拰浜ゆ彌姗�(j墨)涓殑鏁�(sh霉)鎿�(j霉)璺敱鍔熻兘銆�

鏇夸唬鍨嬭櫉(h脿o)

SN74AS245A, SN74F245, SN74HC245, SN74LV245A

sn74als245a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)

sn74als245a璩囨枡 鏇村>

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