鏅傞枔锛�2025/5/7 21:40:43
闁辫畝锛�21
SN74LS245DWR2 鏄竴绋�8浣嶄笁鎱�(t脿i)绺界窔鏀剁櫦(f膩)鍣�锛屽爆浜嶵I锛堝痉宸炲剙鍣級鐨�74LS绯诲垪銆傝┎鍣ㄤ欢鑳藉鍦ㄥ叐鍊嬫柟鍚戜笂鍌宠几鏁�(sh霉)鎿�(j霉)锛屽苟閫氶亷鏂瑰悜鎺у埗寮曡叧閬告搰鏁�(sh霉)鎿�(j霉)鍌宠几?sh霉)濮嗚緝?銆傚畠寤ｆ硾鎳夌敤浜庤▓绠楁绯荤当(t菕ng)銆侀�氫俊瑷倷鍜屽伐妤�(y猫)鎺у埗绛夐渶瑕侀珮鏁堟暩(sh霉)鎿�(j霉)鍌宠几?sh霉)鑶遍紞鐖稿皬?br>銆�銆�閫欐鑺墖閲囩敤16寮曡叧DIP灏佽锛岄仼鍚堝湪闇�瑕佷綆鍔熻�楀拰楂橀牷鐜囨搷浣滅殑鎳夌敤涓娇鐢�銆�
閭忚集绯诲垪锛�74LS
銆�銆�鍔熻兘椤炲瀷锛氶洐鍚戠附绶氭敹鐧�(f膩)鍣�
銆�銆�閫氶亾鏁�(sh霉)閲忥細8
銆�銆�渚涢浕闆诲(Vcc)锛�4.75V 鑷� 5.25V
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�22ns
銆�銆�杓稿嚭闆绘祦锛毬�8mA
銆�銆�灏佽褰㈠紡锛欴IP-16
SN74LS245DWR2 鐨勪富瑕佺壒榛炴槸鍏堕洐鍚戝偝杓歌兘鍔涳紝鍏佽ū鐢ㄦ埗鏍规摎(j霉)闇�姹傞潏娲诲垏鎻涙暩(sh霉)鎿�(j霉)娴佸嫊鏂瑰悜銆傚悓鏅�锛屽畠鍏峰倷涓夋厠(t脿i)杓稿嚭鍔熻兘锛屼娇寰楀鍊嬪櫒浠跺彲浠ュ叡浜悓涓�绺界窔鑰屼笉鏈冪敘(ch菐n)鐢熸矕绐併��
銆�銆�姝よ姱鐗囨敮鎸侀珮閬�4MHz鐨勫伐浣滈牷鐜�锛屽湪鍏稿瀷鎳夌敤姊濅欢涓嬪叿鏈夎純浣庣殑鍔熻��銆傚畠鐨勮几鍏ヨ垏杓稿嚭鍏煎TTL闆诲钩锛岀⒑淇濊垏鍏朵粬閭忚集鍣ㄤ欢鐨勮壇濂戒簰鎿嶄綔鎬�銆�
銆�銆�姝ゅ锛岃┎鑺墖閭勬搧鏈夎壇濂界殑鎶楀櫔鎬ц兘锛岄仼鐢ㄤ簬寰╅洔鐨勯浕纾佺挵(hu谩n)澧冧腑銆�
SN74LS245DWR2 閫氬父鐢ㄤ簬寰檿鐞嗗櫒绯荤当(t菕ng)涓殑鏁�(sh霉)鎿�(j霉)绺界窔鎿村睍锛屼緥濡傚湪涓诲緸鏋舵涓嬮�ｆ帴涓嶅悓鐨勫瑷垨瀛樺劜鍣ㄦā濉�銆�
銆�銆�瀹冧篃甯哥敤浜庡伐妤�(y猫)鎺у埗绯荤当(t菕ng)锛屽PLC锛堝彲绶ㄧ▼閭忚集鎺у埗鍣級鐨勬暩(sh霉)鎿�(j霉)浜ゆ彌鎺ュ彛锛屾垨鑰呭湪閫氫俊瑷倷涓敤浣滀俊铏熺珐娌栧拰闅旈洟銆�
銆�銆�姝ゅ锛岃┎鑺墖閭勫彲鐢ㄤ簬瑷堢畻姗熶富鏉胯ō瑷堜腑鐨勬暩(sh霉)鎿�(j霉)璺緫绠＄悊锛屼互鍙婃墦鍗版鍜屽叾浠栧鍦嶈ō鍌欑殑骞惰鎺ュ彛瀵︾従(xi脿n)銆�
SN74ALS245N, SN74F245N, SN74HC245N
