閭忚集椤�(l猫i)鍨嬶細涓夋厠(t脿i)绶╂矕鍣�/绶�(xi脿n)璺�椹�(q奴)鍕�(d貌ng)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�杓稿叆闆诲��(VI)锛�-0.5V 鑷� Vcc + 0.5V
銆�銆�杓稿嚭闆绘祦(IO)锛毬�24mA
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁�(tPLH/tPHL)锛氭渶澶� 9ns
銆�銆�宸ヤ綔婧�搴﹁寖鍦嶏��-55掳C 鑷� +125掳C
銆�銆�灏佽�濆舰寮忥細DIP20, SOIC20

SN54AHC244 鎻愪緵浜嗗嚭鑹茬殑闆绘埃鎬ц兘鍜屽彲闈犳��锛屼娇鍏舵垚鐐洪珮閫熸暩(sh霉)瀛楃郴绲�(t菕ng)鐨勭悊鎯抽伕鎿�銆備富瑕佺壒榛�(di菐n)鍖呮嫭锛�
銆�銆�1. 楂橀�熼亱(y霉n)琛岃兘鍔涳細鐢变簬閲囩敤浜� AHC 宸ヨ棟鎶�琛�(sh霉)锛岃姱鐗囧彲浠ュ��(sh铆)鐝�(xi脿n)蹇�閫熺殑淇¤櫉(h脿o)鍒囨彌锛屽偝鎾�寤堕伈鏅�(sh铆)闁撻潪甯哥煭銆�
銆�銆�2. 浣庨潨鎱�(t脿i)鍔熻�楋細鍦ㄥ緟姗�(j墨)妯″紡涓�锛岃姱鐗囨秷鑰楁サ灏戠殑鑳介噺锛屾湁鍔╀簬闄嶄綆鏁撮珨绯荤当(t菕ng)鍔熻��銆�
銆�銆�3. 瀵�宸ヤ綔闆诲�撹寖鍦嶏細鏀�鎸佸�� 4.5V 鍒� 5.5V 鐨勫��闆诲�撹寖鍦嶏紝澧炲��(qi谩ng)浜嗗櫒浠剁殑鍏煎�规�у拰绌�(w臎n)瀹氭��銆�
銆�銆�4. 楂樻韩閬╂噳(y墨ng)鎬э細宸ヤ綔婧�搴﹁寖鍦嶅�� -55掳C 鍒� +125掳C锛岀⒑淇濅簡鍏跺湪鎯″姡鐠�(hu谩n)澧冧笅鐨勫彲闈犳搷浣�銆�
銆�銆�5. 鍏煎�� TTL 杓稿叆锛氬厑瑷辫垏鍌崇当(t菕ng)鐨� TTL 鍣ㄤ欢鐩存帴閫ｆ帴锛屾笡灏戜簡椤嶅�栭浕骞宠��(zhu菐n)鎻涚殑闇�姹�銆�
銆�銆�6. 涓夋厠(t脿i)杓稿嚭鍔熻兘锛氫究浜庢��(g貌u)寤哄京(f霉)闆滅殑澶氳矾寰�(f霉)鐢ㄧ附绶�(xi脿n)鏋舵��(g貌u)锛屾彁鍗囦簡绯荤当(t菕ng)鐨勯潏娲绘�с��

SN54AHC244 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕侀珮鎬ц兘鏁�(sh霉)鎿�(j霉)鍌宠几?sh霉)鑶�?ch菐ng)鍚�锛屽叿楂斿寘鎷�锛�
銆�銆�1. 瑷�(j矛)绠楁��(j墨)涓绘澘鍙婂�栧湇瑷�(sh猫)鍌欎腑鐨勬暩(sh霉)鎿�(j霉)绺界窔(xi脿n)绠＄悊銆�
銆�銆�2. 宸ユキ(y猫)鎺у埗绯荤当(t菕ng)涓�鐨勪俊铏�(h脿o)璺�鐢辫垏闅旈��銆�
銆�銆�3. 閫氫俊瑷�(sh猫)鍌欎腑鐨勬暩(sh霉)鎿�(j霉)浜ゆ彌鑸囪綁(zhu菐n)鐧�(f膩)銆�
銆�銆�4. 瀛樺劜(ch菙)绯荤当(t菕ng)涓�鐨勫湴鍧�鍜屾暩(sh霉)鎿�(j霉)淇¤櫉(h脿o)鍌宠几銆�
銆�銆�5. 娓�(c猫)瑭﹁垏娓�(c猫)閲�?j墨)x鍣ㄤ腑鐨勫�氳矾淇¤��(h脿o)鍒囨彌銆�
銆�銆�6. 閱�(y墨)鐧傞浕瀛愯ō(sh猫)鍌欎腑鐨勪俊铏�(h脿o)铏曠悊妯″��銆�

SN74AHC244, MC74AHC244, DM74AHC244