SN74LS240N 鏅傞枔锛�2025/6/3 9:17:29 闁辫畝锛�8

SN74LS240N 鏄竴绋熀浜� TTL锛堟櫠楂旂-鏅堕珨绠￠倧杓級鎶€琛�(sh霉)鐨勫叓閫氶亾闆欏悜闆诲闆诲钩杞�(zhu菐n)鎻涘櫒銆傚畠灞簬 Texas Instruments 鐨� 74 绯诲垪鑺墖锛屼富瑕佺敤浜庡湪涓嶅悓閭忚集闆诲钩涔嬮枔閫茶淇¤櫉杞�(zhu菐n)鎻涖€傝┎鍣ㄤ欢鍏锋湁涓夋厠(t脿i)杓稿嚭鍔熻兘锛岃兘澶�?q奴)宕縁(xi脿n)澶氳矾鏁�(sh霉)鎿�(j霉)绺界窔闅旈洟鍜屽垏鎻�銆�
銆€銆€閫欑ó鑺墖寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇€瑕佸皣浣庨浕澹撲俊铏熻綁(zhu菐n)鎻涚偤楂橀浕澹撲俊铏熸垨鍙嶄箣鐨勫牬鏅腑銆傞€氶亷鎺у埗鏂瑰悜寮曡叧锛圖IR锛夊拰浣胯兘寮曡叧锛圤E锛�锛屽彲浠ラ潏娲诲湴绠＄悊淇¤櫉娴佸悜浠ュ強鏄惁婵€娲昏綁(zhu菐n)鎻涘姛鑳姐€�

鍙冩暩(sh霉)

渚涢浕闆诲锛�5V 卤 0.25V
銆€銆€宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� 70掳C
銆€銆€杓稿叆闆绘祦锛毬�1mA
銆€銆€杓稿嚭闆绘祦锛毬�8mA
銆€銆€鍌虫挱寤堕伈鏅傞枔锛氭渶澶� 35ns
銆€銆€灏佽褰㈠紡锛欴IP-20 鎴� SOIC-20

鐗规€�

SN74LS240N 鑳藉鍚屾檪铏曠悊澶氶仈鍏€嬬崹绔嬬殑鏁�(sh霉)鎿�(j霉)閫氶亾锛屽苟鏀寔闆欏悜淇¤櫉鍌宠几銆�
銆€銆€鍏跺収(n猫i)閮ㄨō(sh猫)瑷堝寘鍚竴绲勭珐娌栧櫒/绶氳矾椹�(q奴)鍕曞櫒锛岄€欎簺椹�(q奴)鍕曞櫒鍙壙鍙楄純澶х殑闆诲宸€屼笉鏈冩悕澹炶ō(sh猫)鍌�銆�
銆€銆€鑺墖閭勯泦鎴愪簡淇濊浜屾サ绠★紝閬垮厤鍥犻潨闆绘斁闆伙紙ESD锛夐€犳垚鎼嶅銆�
銆€銆€姝ゅ锛岀敱浜庨噰鐢� LS锛堜綆鍔熻€楄倴鐗瑰熀锛夊伐钘濆埗閫�锛孲N74LS240N 鍦ㄤ繚鎸侀珮鎬ц兘鐨勫悓鏅傞’钁楅檷浣庝簡鍔熻€楁按骞�銆�
銆€銆€鑸囧叾浠栭浼肩殑闆诲钩杞�(zhu菐n)鎻涘櫒鐩告瘮锛孲N74LS240N 鎻愪緵浜嗘洿蹇殑閫熷害銆佹洿浣庣殑闈滄厠(t脿i)鍔熻€椾互鍙婃洿楂樼殑鍙潬鎬�銆�

鎳�(y墨ng)鐢�

瑭茶姱鐗囬仼鐢ㄤ簬澶氱ó宸ユキ(y猫)鍙婃秷璨婚闆诲瓙鐢�(ch菐n)鍝侀牁(l菒ng)鍩燂細
銆€銆€1. 瑷堢畻姗熶富鏉夸笂鐨勫瑷�(sh猫)鎺ュ彛鎿村睍
銆€銆€2. 宓屽叆寮忕郴绲�(t菕ng)涓殑 I/O 鎺у埗妯″
銆€銆€3. 鏁�(sh霉)鎿�(j霉)閫氫俊瑷�(sh猫)鍌欎腑鐨勪俊铏熻(di脿o)鐞嗛浕璺�
銆€銆€4. 娓│娓噺鍎€鍣ㄥ収(n猫i)鐢ㄤ簬鍖归厤杓稿叆杓稿嚭闃绘姉
銆€銆€5. 閱�(y墨)鐧傞浕瀛愯缃鐩�(ji膩n)璀峰剙绛夐渶瑕佺簿纰轰俊铏熷偝閬炵殑鍦版柟
銆€銆€6. 鏁�(sh霉)瀛楅煶闋昏ō(sh猫)鍌欎腑鐢ㄤ互鍚屾宸﹀彸鑱查亾淇℃伅
銆€銆€绺戒箣锛屼换浣曟秹鍙婂埌楂樹綆闆诲钩杞�(zhu菐n)鎻涢渶姹傜殑瑷�(sh猫)瑷堥兘鍙兘闇€瑕佺敤鍒� SN74LS240N 閫欐ǎ鐨勫櫒浠�銆�