閭忚集椤炲瀷锛氶洐鍚戠附绶氭敹鐧�(f膩)鍣�
銆�銆�浣嶅��锛�16 浣�
銆�銆�宸ヤ綔闆诲�撹寖鍦嶏��4.5V 鑷� 5.5V
銆�銆�鍌虫挱寤堕伈鏅�(sh铆)闁擄細鍏稿瀷鍊肩偤 6.7 ns
銆�銆�鏈�澶у伐浣滈牷鐜囷細33 MHz
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��48 寮曡叧濉戞枡鍥涙柟鎵佸钩灏佽�濓紙PQFP锛�
銆�銆�闈滄厠(t脿i)闆绘祦锛氬吀鍨嬪�肩偤 8 渭A
銆�銆�闆绘簮闆绘祦锛堥珮闆诲钩杓稿叆锛夛細鍏稿瀷鍊肩偤 4 mA

SN54ABT2240A 鍏锋湁浠ヤ笅椤�钁楃壒鎬э細
銆�銆�1. 楂橀�熸�ц兘锛氭敮鎸侀珮閬�(d谩) 33 MHz 鐨勬檪(sh铆)閻橀牷鐜囷紝閬╁悎闇�瑕佸揩閫熸暩(sh霉)鎿�(j霉)鍌宠几?sh霉)鑶�?y墨ng)鐢ㄥ牬鏅�銆�
銆�銆�2. 闆欏悜鏁�(sh霉)鎿�(j霉)娴侊細閫氶亷 DIR 寮曡叧鍙�閬告搰鏁�(sh霉)鎿�(j霉)鍌宠几鏂瑰悜锛屽�炲��(qi谩ng)绯荤当(t菕ng)鐨勯潏娲绘��銆�
銆�銆�3. 涓夋厠(t脿i)杓稿嚭锛氬厑瑷卞皣澶氬��(g猫)瑷�(sh猫)鍌欓�ｆ帴鍒板悓涓�绺界窔涓�锛岃�屼笉鏈冨紩璧蜂俊铏熸矕绐併��
銆�銆�4. 瀵�宸ヤ綔闆诲�撹寖鍦嶏細4.5V 鑷� 5.5V 鐨勯浕澹撹寖鍦嶆彁楂樹簡鍏跺皪涓嶅悓闆绘簮鐠�(hu谩n)澧冪殑閬╂噳(y墨ng)鎬�銆�
銆�銆�5. 瓒呬綆鍔熻�楋細闈滄厠(t脿i)闆绘祦鍍呯偤 8 渭A锛屾湁鍔╀簬闄嶄綆鏁撮珨鑳借��銆�
銆�銆�6. 楂樻韩绌�(w臎n)瀹氭�э細鑳藉�犲�� -55掳C 鑷� +125掳C 鐨勫伐妤�(y猫)绱氭韩搴﹁寖鍦嶅収(n猫i)绌�(w臎n)瀹氶亱(y霉n)琛�锛屾豢瓒冲毚(y谩n)鑻涚挵(hu谩n)澧冧笅鐨勬噳(y墨ng)鐢ㄩ渶姹傘��
銆�銆�7. 寮�(qi谩ng)鎶楀共鎿捐兘鍔涳細閲囩敤浜� CMOS 鎶�琛�(sh霉)锛屾湁鏁堟笡灏戜簡鍣�鑱插共鎿惧拰淇¤櫉澶辩湡銆�
銆�銆�8. 灏忓瀷鍖栧皝瑁濓細48 寮曡叧 PQFP 灏佽�濇彁渚涗簡鏇撮珮鐨勯泦鎴愬害鍜屾洿灏忕殑闆昏矾鏉垮崰鐢ㄩ潰绌�銆�

SN54ABT2240A 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕侀珮閫�銆侀洐鍚戞暩(sh霉)鎿�(j霉)鍌宠几?sh霉)纰惧ó閰夊埌y(t菕ng)涓�锛屽寘鎷�浣嗕笉闄愪簬锛�
銆�銆�1. 瑷�(j矛)绠楁��(j墨)鑸囧�栬��(sh猫)鎺ュ彛锛氬�傛墦鍗版��(j墨)鎺ュ彛銆佺‖鐩ゆ帶鍒跺櫒绛�銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)閫氫俊瑷�(sh猫)鍌欙細鐢ㄤ簬缍�(w菐ng)绲�(lu貌)浜ゆ彌姗�(j墨)銆佽矾鐢卞櫒鍜屽叾浠栭�氫俊瑷�(sh猫)鍌欎腑鐨勬暩(sh霉)鎿�(j霉)杞�(zhu菐n)鐧�(f膩)銆�
銆�銆�3. 宓屽叆寮忕郴绲�(t菕ng)锛氬湪寰�鎺у埗鍣ㄥ拰澶栭儴瀛樺劜鍣ㄤ箣闁撶殑楂橀�熸暩(sh霉)鎿�(j霉)姗嬫帴銆�
銆�銆�4. 宸ユキ(y猫)鑷�鍕�(d貌ng)鍖栵細浣滅偤宸ユキ(y猫)鎺у埗妯″�婁腑鐨勬��(sh霉)鎿�(j霉)绺界窔鎿�(ku貌)灞曞櫒浠�銆�
銆�銆�5. 娓�瑭﹁垏娓�閲忚ō(sh猫)鍌欙細鐢ㄤ簬娓�瑭﹀剙鍣ㄥ収(n猫i)閮ㄧ殑鏁�(sh霉)鎿�(j霉)鍌宠几鎺у埗銆�
銆�銆�6. 椤�绀洪��(q奴)鍕�(d貌ng)锛氬湪澶у睆骞曢’绀虹郴绲�(t菕ng)涓�瀵�(sh铆)鐝�(xi脿n)鍦栧儚鏁�(sh霉)鎿�(j霉)鐨勯珮鏁堝偝杓�銆�

SN74ABT2240A