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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 > SN74AS253A

SN74AS253A 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/6/5 22:44:28 鏌ョ湅 闁辫畝锛�12

SN74AS253A 鏄竴绋珮鎬ц兘鐨勫洓閫氶亾闆欏悜绺界窔鏀剁櫦(f膩)鍣�锛屽爆浜� Texas Instruments 鐨勯珮閫� TTL 绯诲垪鐢�(ch菐n)鍝併�傝┎鍣ㄤ欢鑳藉鍦ㄥ叐鍊�(g猫)鏂瑰悜涓婂偝杓告暩(sh霉)鎿�(j霉)锛屽苟鍏锋湁涓夋厠(t脿i)杓稿嚭鍔熻兘锛屽厑瑷卞畠鐩存帴閫ｆ帴鍒版暩(sh霉)鎿�(j霉)绺界窔涓�銆傞�氶亷(gu貌)鎺у埗鏂瑰悜寮曡叧 (DIR)锛屽彲浠ユ寚瀹氭暩(sh霉)鎿�(j霉)鍌宠几?sh霉)濮嗚緝?锛岃�屼娇鑳藉紩鑵� (OE) 鎺у埗杓稿嚭鐨勭媭鎱�(t脿i)銆�
銆�銆�瑭插櫒浠跺唬娉涚敤浜庤▓(j矛)绠楁(j墨)銆侀�氫俊瑷�(sh猫)鍌欏拰宸ユキ(y猫)鎺у埗绯荤当(t菕ng)绛夐渶瑕侀珮鏁堟暩(sh霉)鎿�(j霉)浜ゆ彌鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�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)锛�
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�鍌虫挱寤堕伈鏅�(sh铆)闁擄細鏈�澶� 6ns
銆�銆�杓稿嚭闆绘祦锛毬�24mA
銆�銆�灏佽椤炲瀷锛歋OIC, PDIP
銆�銆�鏁�(sh霉)鎿�(j霉)閫熺巼锛氶珮閬�(d谩) 100MHz

鐗规��

SN74AS253A 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂橀�熸�ц兘锛氬叾鍌虫挱寤堕伈鏅�(sh铆)闁撻潪甯哥煭锛屽儏鐐� 6ns锛堝吀鍨嬪�硷級锛岄仼鐢ㄤ簬楂橀牷鎳�(y墨ng)鐢�銆�
銆�銆�2. 闆欏悜鏁�(sh霉)鎿�(j霉)鍌宠几锛氬彲浠ラ�氶亷(gu貌) DIR 寮曡叧瑷�(sh猫)缃暩(sh霉)鎿�(j霉)娴佸悜锛岄潏娲绘�ч珮銆�
銆�銆�3. 涓夋厠(t脿i)杓稿嚭锛氬湪 OE 寮曡叧绂佺敤鏅�(sh铆)锛岃几鍑洪��(j矛n)鍏ラ珮闃绘厠(t脿i)锛屼究浜庤垏澶氳矾淇¤櫉(h脿o)鍏卞瓨銆�
銆�銆�4. 瀵伐浣滈浕澹撹寖鍦嶏細鏀寔 4.5V 鑷� 5.5V 鐨勪緵闆婚浕澹擄紝閬╂噳(y墨ng)鎬ф洿寮�(qi谩ng)銆�
銆�銆�5. 宸ユキ(y猫)绱�(j铆)宸ヤ綔婧害鑼冨湇锛氬彲浠ュ湪妤电鐠�(hu谩n)澧冩浠朵笅绌�(w臎n)瀹氶亱(y霉n)琛�锛岄仼鐢ㄤ簬鍚勭ó鎯″姡鍫�(ch菐ng)鏅�銆�
銆�銆�6. 浣庡姛鑰楄ō(sh猫)瑷�(j矛)锛氶噰鐢ㄥ厛閫�(j矛n)鐨勫埗閫犲伐钘�锛岄檷浣庨潨鎱�(t脿i)鍜屽嫊(d貌ng)鎱�(t脿i)鍔熻��銆�
銆�銆�7. 澶氱ó灏佽閬搁爡(xi脿ng)锛氬 SOIC 鍜� PDIP 灏佽锛屾柟渚夸笉鍚岄浕璺澘瑷�(sh猫)瑷�(j矛)闇�姹�銆�

鎳�(y墨ng)鐢�

SN74AS253A 琚唬娉涙噳(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)锛氱敤浜� CPU 鍜屽瑷�(sh猫)涔嬮枔鐨勬暩(sh霉)鎿�(j霉)浜ゆ彌銆�
銆�銆�2. 閫氫俊瑷�(sh猫)鍌欙細瀵�(sh铆)鐝�(xi脿n)澶氳ō(sh猫)鍌欓枔鐨勯珮鏁堟暩(sh霉)鎿�(j霉)鍌宠几銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栵細鍦ㄥ京(f霉)闆滄帶鍒剁郴绲�(t菕ng)涓綔鐐烘帴鍙ｈ姱鐗�銆�
銆�銆�4. 娓�(c猫)瑭︽脯(c猫)閲�?j墨)x鍣細鐢ㄤ簬鏁�(sh霉)鎿�(j霉)閲囬泦鍜岃檿鐞嗗柈鍏冧箣闁撶殑淇¤櫉(h脿o)鍌抽仦銆�
銆�銆�5. 瀛樺劜(ch菙)瑷�(sh猫)鍌欙細鎻愪緵鍏�(n猫i)瀛樻ā濉婅垏鎺у埗鍣ㄤ箣闁撶殑楂橀�熼�氫俊閫氶亾銆�
銆�銆�6. 宓屽叆寮忕郴绲�(t菕ng)锛氫綔鐐哄井鎺у埗鍣ㄨ垏澶栭儴瑷�(sh猫)鍌欑殑鏁�(sh霉)鎿�(j霉)姗嬫銆�

鏇夸唬鍨嬭櫉(h脿o)

SN74ALVC253A, SN74HC253

sn74as253a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)

sn74as253a璩囨枡 鏇村>

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