鏅傞枔锛�2025/4/28 17:39:59
闁辫畝锛�38
SN7408N 鏄竴娆惧洓璺洐杓稿叆姝ｈ垏闁� (AND Gate) 闆嗘垚闆昏矾锛屽爆浜� 74 绯诲垪閭忚集鍣ㄤ欢銆傚畠閲囩敤鐨勬槸鍌崇当(t菕ng)鐨� TTL锛堟櫠楂旂-鏅堕珨绠￠倧杓級鎶�琛�锛屽唬娉涙噳鐢ㄤ簬鏁稿瓧闆昏矾瑷▓涓�銆傝┎鑺墖鐨勪富瑕佸姛鑳芥槸鍩�(zh铆)琛岄倧杓垏閬嬬畻锛岀暥涓斿儏鐣舵墍鏈夎几鍏ラ兘鐐洪珮闆诲钩鏅�锛岃几鍑烘墠鏈冪偤楂橀浕骞炽�係N7408N 甯哥敤浜庝俊铏熸帶鍒�銆佹暩鎿氳檿鐞嗗拰绲勫悎閭忚集闆昏矾鐨勬寤恒��
銆�銆�瑭茶姱鐗囧叿鏈変綆鍔熻��銆侀珮闁嬮棞閫熷害鐨勭壒榛�锛屽苟鍏煎鍏朵粬 TTL 鍜� CMOS 绯诲垪鍣ㄤ欢锛岄仼鍚堝伐妤�(y猫)鎺у埗銆佸鐢ㄩ浕鍣ㄣ�侀�氫俊瑷倷绛夊牬鏅�銆�
闆绘簮闆诲锛�5V 卤 0.25V
銆�銆�宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� 70掳C
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氭渶澶� 15ns
銆�銆�杓稿叆闆绘祦锛毬�1mA
銆�銆�杓稿嚭闆绘祦锛�-20mA锛堜綆闆诲钩锛�锛�16mA锛堥珮闆诲钩锛�
銆�銆�灏佽褰㈠紡锛欴IP-14锛堥洐鍒楃洿鎻掑紡灏佽锛�
SN7408N 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 鍥涘�嬬崹绔嬬殑闆欒几鍏ヨ垏闁�锛屽彲浠ユ豢瓒冲绋倧杓亱绠楅渶姹�銆�
銆�銆�2. 浣跨敤妯欐簴鐨� TTL 鎶�琛�锛岀⒑淇濊垏澶у鏁� TTL 鍜� CMOS 鍣ㄤ欢鍏煎銆�
銆�銆�3. 杓冧綆鐨勫偝鎾欢閬叉檪闁�锛岄仼鐢ㄤ簬楂橀�熸暩瀛楅浕璺��
銆�銆�4. 宸ヤ綔闆诲绌�(w臎n)瀹氬湪 5V锛屼究浜庤垏鍏朵粬 5V 閭忚集闆昏矾闆嗘垚銆�
銆�銆�5. 杓稿嚭椹呭嫊鑳藉姏寮�锛屾敮鎸佺洿鎺ラ﹨鍕� LED 鎴栧皬鍨嬬辜闆诲櫒绛夎矤杓夈��
銆�銆�6. 灏佽褰㈠紡鐐� DIP-14锛屾槗浜庢墜宸ョ剨鎺ュ拰 PCB 瑷▓銆�
SN7408N 鍙唬娉涙噳鐢ㄤ簬浠ヤ笅闋樺煙锛�
銆�銆�1. 鏁稿瓧闆昏矾涓殑閭忚集鎺у埗鍠厓锛屼緥濡傛寤虹祫鍚堥倧杓浕璺垨鏅傚簭闆昏矾銆�
銆�銆�2. 瀹剁敤闆诲櫒涓殑淇¤櫉铏曠悊妯″锛屽娲楄。姗�銆佺┖瑾跨瓑瑷倷鐨勬帶鍒跺櫒銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊鍖栫郴绲�(t菕ng)涓殑淇¤櫉妾㈡脯鍜岃檿鐞嗛儴鍒�銆�
銆�銆�4. 閫氫俊瑷倷涓殑鏁告摎鍚屾鍜屼俊铏熼亷婵俱��
銆�銆�5. 鏁欒偛瀵﹂骞宠嚭涓婄殑鍩虹鏁稿瓧閭忚集鏁欏宸ュ叿锛屽公鍔╁鐢熺悊瑙ｈ垏闁�鐨勫伐浣滃師鐞�銆�
74LS08, CD4081, 74HC08
