閭忚集绯诲垪锛�74LS
銆�銆�灏佽�濋�炲瀷锛欴IP14锛堥洐鍒楃洿鎻掑紡灏佽��14鑵筹級
銆�銆�宸ヤ綔闆诲�撹寖鍦嶏��4.75V 鑷� 5.25V
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細鏈�澶� 15ns
銆�銆�宸ヤ綔婧�搴﹁寖鍦嶏��-55掳C 鑷� 125掳C
銆�銆�杓稿叆闆绘祦锛氭渶澶� 卤0.4mA
銆�銆�杓稿嚭闆绘祦锛氭渶澶� 卤8mA
銆�銆�鍔熻�楋細鍏稿瀷鍊� 65mW

SN54LS280 鐨勪富瑕佺壒鎬у寘鎷�锛�
銆�銆�1. 楂橀�熸�ц兘锛氱敱浜庨噰鐢ㄤ簡鍏堥��(j矛n)鐨� Schottky 閴椾綅鎶�琛�(sh霉)锛孲N54LS280 鐨勫偝鎾�寤堕伈鏅�(sh铆)闁撻潪甯哥煭锛岄仼鐢ㄤ簬楂橀�熸暩(sh霉)瀛楅浕璺�銆�
銆�銆�2. 浣庡姛鑰楅亱(y霉n)琛岋細鐩告瘮妯�(bi膩o)婧�(zh菙n)鐨� 74 绯诲垪鍣ㄤ欢锛孲N54LS280 鐨勫姛鑰楅’钁楅檷浣�锛岄潪甯搁仼鍚堝皪(du矛)鑳借�楁晱鎰熺殑鎳�(y墨ng)鐢�銆�
銆�銆�3. 瀵�宸ヤ綔婧�搴﹁寖鍦嶏細鏀�鎸佸伐妤�(y猫)绱�(j铆)婧�搴﹁寖鍦嶏��-55掳C 鑷� 125掳C锛夛紝浣垮叾鍦ㄦサ绔�鐠�(hu谩n)澧冧笅涔熻兘鍙�闈犻��(y霉n)琛�銆�
銆�銆�4. 鍏煎�规�у挤(qi谩ng)锛歋N54LS280 鐨勮几鍏ュ拰杓稿嚭闆诲钩鍏煎�瑰叾浠� TTL 鍜� CMOS 鍣ㄤ欢锛屾柟渚胯垏鍏朵粬閭忚集闆昏矾闆嗘垚銆�
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SN54LS280 寤ｆ硾鐢ㄤ簬鍚勭ó鏁�(sh霉)瀛楃郴绲�(t菕ng)涓�锛屽叾鍏稿瀷鎳�(y墨ng)鐢ㄥ寘鎷�锛�
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銆�銆�3. 宸ユキ(y猫)鑷�鍕�(d貌ng)鍖栵細瀵�(sh铆)鐝�(xi脿n)鍌虫劅鍣ㄤ俊铏�(h脿o)铏曠悊銆佺媭鎱�(t脿i)鐩�(ji膩n)娓�(c猫)鍜屾帶鍒堕倧杓�銆�
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SN74LS280