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銆�銆�杓稿嚭闆绘祦锛毬�25mA锛堝吀鍨嬪�硷級
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細8ns锛堝吀鍨嬪�硷級
銆�銆�灏佽�濆舰寮忥細DIP銆丼OIC銆乀SSOP
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銆�銆�閫氶亾鏁�(sh霉)锛�
銆�銆�閭忚集绯诲垪锛欻C

SN74HC240 鐨勪富瑕佺壒鎬у寘鎷�锛�
銆�銆�1. 楂橀�熸�ц兘锛屾敮鎸侀珮閬�(d谩) 100MHz 鐨勯牷鐜囨搷浣�锛岄仼鐢ㄤ簬鐝�(xi脿n)浠ｉ浕瀛愮郴绲�(t菕ng)鐨勫揩閫熸暩(sh霉)鎿�(j霉)鍌宠几闇�姹�銆�
銆�銆�2. 瀵�宸ヤ綔闆诲�撹寖鍦嶏紙2V 鑷� 6V锛夛紝浣垮叾鑳藉�犻仼鎳�(y墨ng)澶氱ó闆绘簮鐠�(hu谩n)澧冧笅鐨勬噳(y墨ng)鐢�銆�
銆�銆�3. 闆欏悜闆诲�撹��(zhu菐n)鎻涜兘鍔�锛屽厑瑷卞湪鍏╁��(g猫)涓嶅悓鐨勯倧杓�闆诲钩涔嬮枔閫�(j矛n)琛岀劇(w煤)绺�淇¤��(h脿o)鍌抽仦銆�
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銆�銆�5. 瓒呬綆闈滄厠(t脿i)闆绘祦娑堣�楋紝鏈夊姪浜庨檷浣庢暣楂旂郴绲�(t菕ng)鐨勫姛鑰�銆�
銆�銆�6. 宸ユキ(y猫)绱�(j铆)婧�搴﹁寖鍦嶆敮鎸侊紝纰轰繚鍦ㄦサ绔�鐠�(hu谩n)澧冧笅鐨勭┅(w臎n)瀹氭�у拰鍙�闈犳��銆�

SN74HC240 寤ｆ硾鐢ㄤ簬浠ヤ笅鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�锛�
銆�銆�1. 涓嶅悓闆诲�撳煙涔嬮枔鐨勬帴鍙ｈ��(sh猫)瑷�(j矛)锛屼緥濡傚皣 3.3V 鍜� 5V 鐨勯倧杓�闆昏矾閫ｆ帴璧蜂締(l谩i)銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)閫氫俊绯荤当(t菕ng)涓�鐨勪俊铏�(h脿o)闆诲钩杞�(zhu菐n)鎻�銆�
銆�銆�3. 寰�鎺у埗鍣ㄥ拰澶栧湇瑷�(sh猫)鍌欎箣闁撶殑闆诲钩閬╅厤銆�
銆�銆�4. 澶氱ó宸ユキ(y猫)鎺у埗鍜岃嚜鍕�(d貌ng)鍖栬ō(sh猫)鍌欎腑浣滅偤闆诲钩杞�(zhu菐n)鎻涚殑闂�(gu膩n)閸靛厓浠躲��
銆�銆�5. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝佷腑娑夊強澶氶浕澹撻倧杓�闆昏矾鐨勫��(ch菐ng)鍚�銆�
銆�銆�6. 娓�(c猫)瑭︽脯(c猫)閲忚ō(sh猫)鍌欎腑鐨勪俊铏�(h脿o)铏曠悊閮ㄥ垎銆�

SN74AHC240
銆�銆�SN74LV240
銆�銆�NC7SZ240
銆�銆�74HC240