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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不娉ㄥ唺

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩肩恫(w菐ng) > IC鐧剧 > SN74ALS645A

SN74ALS645A 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/22 1:34:53 鏌ョ湅 闁辫畝锛�20

SN74ALS645A 鏄竴娆鹃珮鎬ц兘鐨勯洐鏂瑰悜绺界窔鏀剁櫦(f膩)鍣�锛屽爆浜� Texas Instruments 鐨� SN74ALS 绯诲垪銆傝┎鑺墖鑳藉?q奴)宕縁(xi脿n)鏁�(sh霉)鎿�(j霉)鍦ㄥ叐鍊嬫柟鍚戜笂鐨勫偝杓�锛屽悓鏅傛彁渚涢珮鎶楀櫔鎬ц兘鍜屼綆鍔熻�楁搷浣�銆傚畠閫氬父鐢ㄤ簬瑷堢畻姗熴�侀�氫俊瑷�(sh猫)鍌欎互鍙婂叾浠栭渶瑕佸璺暩(sh霉)鎿�(j霉)鍌宠几?sh霉)鑶�?y墨ng)鐢ㄥ牬鏅�銆�
銆�銆�瑭插櫒浠堕�氶亷鎺у埗淇¤櫉锛圖IR 鍜� OE锛変締姹哄畾鏁�(sh霉)鎿�(j霉)娴佸悜鍜岃几鍑虹媭鎱�(t脿i)锛岀⒑淇濋潏娲荤殑鏁�(sh霉)鎿�(j霉)绠＄悊銆傛澶栵紝SN74ALS645A 閭勬敮鎸佷笁鎱�(t脿i)杓稿嚭鍔熻兘锛岄�欎娇寰楀叾鐗瑰垾閬╁悎鐢ㄤ綔绯荤当(t菕ng)绺界窔鎺ュ彛銆�

鍙冩暩(sh霉)

閭忚集椤炲瀷锛氶洐鍚戠附绶氭敹鐧�(f膩)鍣�
銆�銆�闆绘簮闆诲(Vcc)锛�4.5V 鑷� 5.5V
銆�銆�杓稿叆闆绘祦(Iil)锛�-20mA
銆�銆�杓稿嚭闆绘祦(Iol)锛�-24mA
銆�銆�鍌虫挱寤堕伈鏅傞枔(tPLH, tPHL)锛氬吀鍨嬪��12ns
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�灏佽褰㈠紡锛欴IP-20銆丼OIC-20

鐗规��

SN74ALS645A 鎻愪緵闆欏悜鏁�(sh霉)鎿�(j霉)鍌宠几鍔熻兘锛屽彲浠ラ�氶亷 DIR 鎺у埗寮曡叧瑷�(sh猫)缃暩(sh霉)鎿�(j霉)鍌宠几?sh霉)濮嗚緝棰嶎儜?OE 寮曡叧鍓囩敤浜庡暉鐢ㄦ垨绂佺敤杓稿嚭銆�
銆�銆�鑺墖閲囩敤楂樼礆浣庡姛鑰楄倴鐗瑰熀 (ALS) 鎶�琛�(sh霉)鍒堕��锛屽緸鑰屾笡灏戜簡闈滄厠(t脿i)闆绘祦娑堣��锛屽苟鎻愰珮浜嗛亱琛岄�熷害銆�
銆�銆�瀹冪殑涓夋厠(t脿i)杓稿嚭鍔熻兘鍏佽ū灏囧鍊嬪櫒浠堕�ｆ帴鍒板悓涓�绺界窔涓�锛岃�屼笉鏈冪敘(ch菐n)鐢熸矕绐併�傞�欑ó瑷�(sh猫)瑷堥潪甯搁仼鍚堝京(f霉)闆滅殑澶氫换鍕�(w霉)绯荤当(t菕ng)銆�
銆�銆�鐢变簬閲囩敤浜� ALS 宸ヨ棟锛孲N74ALS645A 鑳藉鍦ㄨ純瀵殑宸ヤ綔婧害鑼冨湇鍏�(n猫i)绌�(w臎n)瀹氶亱琛�锛岄仼鐢ㄤ簬宸ユキ(y猫)鍜岃粛浜嬬礆鍒ョ殑鎳�(y墨ng)鐢ㄧ挵(hu谩n)澧�銆�
銆�銆�姝ゅ锛屽叾杓冧綆鐨勫偝鎾欢閬叉檪闁撲娇鍏舵垚鐐哄鏅傛暩(sh霉)鎿�(j霉)铏曠悊绯荤当(t菕ng)鐨勭悊鎯抽伕鎿�銆�

鎳�(y墨ng)鐢�

SN74ALS645A 甯歌浜庝互涓嬮牁(l菒ng)鍩燂細
銆�銆�1. 瑷堢畻姗熶富鏉胯ō(sh猫)瑷堜腑鐨勬暩(sh霉)鎿�(j霉)绺界窔鍒囨彌鑸囨摯灞曘��
銆�銆�2. 閫氫俊瑷�(sh猫)鍌欎腑瀵︾従(xi脿n)澶氱鍙ｉ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�茶鍒嗗竷寮忔暩(sh霉)鎿�(j霉)閲囬泦鍜岃檿鐞嗐��
銆�銆�4. 瀛樺劜鍣ㄦ摯灞曞崱涓敤浣滃湴鍧�/鏁�(sh霉)鎿�(j霉)绺界窔绶╂矕銆�
銆�銆�5. 娓│瑷�(sh猫)鍌欏強鍎�鍣ㄥ剙琛ㄥ収(n猫i)鐨勫璺俊铏熺鐞�銆�
銆�銆�6. 杌嶄簨鍙婅埅绌鸿埅澶╅牁(l菒ng)鍩熺殑楂樺彲闈犳�ф暩(sh霉)鎿�(j霉)鍌宠几瑙ｆ焙鏂规銆�

鏇夸唬鍨嬭櫉

SN74LS245N
銆�銆�SN74F245N
銆�銆�SN74HC245

sn74als645a鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉
  • 瑭㈠児

sn74als645a璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
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