鏅傞枔锛�2025/5/24 21:21:58
闁辫畝锛�15
SN74ALS1245A 鏄竴绋洐8浣嶇附绶氭敹鐧�(f膩)鍣�锛屽付鏈変笁鎱�(t脿i)杓稿嚭鍔熻兘銆傝┎鍣ㄤ欢鑳藉?q奴)宕縁(xi脿n)鏁�(sh霉)鎿�(j霉)鐨勯洐鍚戝偝杓�锛屽苟涓旈�氶亷浣胯兘鎺у埗寮曡叧锛堟柟鍚戞帶鍒跺拰杓稿嚭浣胯兘锛変締绠＄悊鏁�(sh霉)鎿�(j霉)娴佺殑鏂瑰悜鍜岀媭鎱�(t脿i)銆�
銆�銆�瀹冨爆浜庨珮绱氫綆鍔熻�楄倴鐗瑰熀 (ALS) 绯诲垪閭忚集鍣ㄤ欢锛屽叿鏈夎純浣庣殑闈滄厠(t脿i)闆绘祦鍜岃純蹇殑闁嬮棞閫熷害銆係N74ALS1245A 閬╃敤浜庨渶瑕侀珮鏁堟暩(sh霉)鎿�(j霉)鍌宠几?sh霉)鑶筋�茶劆榧�?锛屼緥濡傝▓绠楁绯荤当(t菕ng)銆侀�氫俊瑷倷浠ュ強鍚勭ó鏁�(sh霉)瀛楅浕璺腑銆�
渚涢浕闆诲(VCC)锛�4.5V 鑷� 5.5V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氭渶澶� 9ns
銆�銆�杓稿嚭椹�(q奴)鍕曡兘鍔涳細24mA锛堜綆闆诲钩锛夛紝-20mA锛堥珮闆诲钩锛�
銆�銆�杓稿叆婕忛浕娴侊細卤1渭A锛堟渶澶у�硷級
SN74ALS1245A 鎻愪緵浜嗛洐鍚戞暩(sh霉)鎿�(j霉)鍌宠几?sh霉)澧撐�?锛岄�欎娇寰楀畠闈炲父閬╁悎鐢ㄤ簬閫ｆ帴鍏╁�嬬崹绔嬬殑8浣嶆暩(sh霉)鎿�(j霉)绺界窔銆�
銆�銆�瑭茶姱鐗囧叿鏈変笁鎱�(t脿i)杓稿嚭鍔熻兘锛岀暥杓稿嚭琚疆浜庨珮闃绘厠(t脿i)鏅�锛屽彲浠ヨ垏鍏朵粬淇¤櫉鍏变韩鍚屼竴姊濈附绶氳�屼笉鐢�(ch菐n)鐢熷共鎿�銆�
銆�銆�瀹冪殑楂樼礆浣庡姛鑰楄倴鐗瑰熀宸ヨ棟纰轰繚浜嗕綆鍔熻�楅亱琛岋紝鍚屾檪鎻愪緵浜嗚純楂樼殑闁嬮棞閫熷害銆�
銆�銆�姝ゅ锛孲N74ALS1245A 鍏锋湁杓冨鐨勫伐浣滈浕澹撳拰婧害鑼冨湇锛屽緸鑰屽寮蜂簡鍏跺湪涓嶅悓鐠�(hu谩n)澧冩浠朵笅鐨勫彲闈犳�ц垏绌�(w臎n)瀹氭�с��
銆�銆�瑭茶姱鐗囬倓鏀寔鐔辨彃鎷旀搷浣�锛岄�蹭竴姝ユ彁鍗囦簡鍏跺湪瀵﹂殯鎳夌敤涓殑闈堟椿鎬�銆�
SN74ALS1245A 寤ｆ硾鎳夌敤浜庨渶瑕侀珮鏁堟暩(sh霉)鎿�(j霉)鍌宠几?sh霉)姣嶉灒N鍫存櫙锛屽寘鎷絾涓嶉檺浜庯細
銆�銆�1. 瑷堢畻姗熺郴绲�(t菕ng)涓殑鏁�(sh霉)鎿�(j霉)绺界窔鎿村睍銆�
銆�銆�2. 澶氬�嬭檿鐞嗗櫒鎴栧瓨鍎插櫒妯″涔嬮枔鐨勬暩(sh霉)鎿�(j霉)浜ゆ彌銆�
銆�銆�3. 宸ユキ(y猫)鎺у埗绯荤当(t菕ng)涓殑淇¤櫉璺敱銆�
銆�銆�4. 閫氫俊瑷倷涓殑鏁�(sh霉)鎿�(j霉)娴佺鐞�銆�
銆�銆�5. 娓│瑷倷鍜屽剙鍣ㄥ剙琛ㄤ腑鐨勫璺京鐢ㄥ姛鑳藉鐝�(xi脿n)銆�
銆�銆�6. 楂橀�熸暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)鐨勬帴鍙ｈō瑷堛��
SN74ALS245A, SN74F245N, SN74HCT245
