SN74ALS27A 鏅傞枔锛�2025/5/24 15:40:26 闁辫畝锛�18

SN74ALS27A 鏄竴娆鹃洐 4 杓稿叆姝ｆ垨闁€ (OR Gate) 闆嗘垚闆昏矾锛屽爆浜� TI 鍏徃鐨� ALS 绯诲垪楂樼礆浣庡姛鑰楄倴鐗瑰熀 (Advanced Low-power Schottky) 鍣ㄤ欢銆傝┎鑺墖寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鏁�(sh霉)瀛楅倧杓浕璺腑锛岀敤浜庡鐝�(xi脿n)閭忚集鎴栭亱绠楀姛鑳�銆傚叾楂橀枊闂�(gu膩n)閫熷害鍜屼綆鍔熻€楃殑鐗归粸浣垮叾闈炲父閬╁悎浜庨珮鎬ц兘瑷堢畻銆侀€氫俊瑷�(sh猫)鍌欎互鍙婂伐妤�(y猫)鎺у埗绯荤当(t菕ng)銆�
銆€銆€ALS 绯诲垪鍣ㄤ欢閫氶亷绲�(ji茅)鍚堣倴鐗瑰熀浜屾サ绠℃妧琛�(sh霉)鍜屽厛閫茬殑鍒堕€犲伐钘�锛屽湪淇濇寔 TTL 鍏煎鎬х殑鍚屾檪椤憲闄嶄綆浜嗗姛鑰楀苟鎻愰珮浜嗘€ц兘銆�

鍙冩暩(sh霉)

閭忚集椤炲瀷锛氭鎴栭杸 (OR Gate)
銆€銆€杓稿叆鏁�(sh霉)閲忥細姣忛杸 4 鍊嬭几鍏�
銆€銆€闆绘簮闆诲(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� 10ns
銆€銆€闈滄厠(t脿i)闆绘祦锛氭渶澶� 10渭A
銆€銆€杓稿嚭闆绘祦(楂橀浕骞�)锛氭渶澶� -0.4mA
銆€銆€杓稿嚭闆绘祦(浣庨浕骞�)锛氭渶澶� 8mA
銆€銆€灏佽褰㈠紡锛欴IP/SOIC

鐗规€�

SN74ALS27A 鎻愪緵浜嗗崜瓒婄殑鎬ц兘鑸囦綆鍔熻€楀钩琛�锛屽叾涓昏鐗归粸鍖呮嫭锛�
銆€銆€1. 瓒呴珮閫熸搷浣滆兘鍔涳紝閬╁悎楂橀牷鎳�(y墨ng)鐢ㄧ挵(hu谩n)澧�銆�
銆€銆€2. 妤典綆鐨勯潨鎱�(t脿i)鍔熻€�锛屾湁鍔╀簬寤堕暦闆绘睜澹藉懡鎴栭檷浣庢暎鐔遍渶姹�銆�
銆€銆€3. 瀹屽叏鍏煎妯欐簴 TTL 閭忚集闆诲钩锛屼究浜庤垏鍏朵粬瑷�(sh猫)鍌欓泦鎴�銆�
銆€銆€4. 寤ｆ硾鐨勫伐浣滄韩搴﹁寖鍦嶏紝纰轰繚鍦ㄦ儭鍔ｇ挵(hu谩n)澧冧笅鍙潬閬嬭銆�
銆€銆€5. 楂樻姉骞叉摼鑳藉姏鍜屽櫔鑱插闄�锛屾笡灏戣瑙哥櫦(f膩)棰�(f膿ng)闅€�
銆€銆€6. 姣忓€嬪皝瑁濆収(n猫i)鍚叐鍊嬬崹绔嬬殑 4 杓稿叆鎴栭杸锛岄潏娲绘€ч珮涓旂瘈(ji茅)鐪佺┖闁撱€�

鎳�(y墨ng)鐢�

SN74ALS27A 鐨勫吀鍨嬫噳(y墨ng)鐢ㄥ牬鏅寘鎷絾涓嶉檺浜庯細
銆€銆€1. 鏁�(sh霉)鎿�(j霉)铏曠悊鍜岄€氫俊绯荤当(t菕ng)涓殑閭忚集鎺у埗銆�
銆€銆€2. 宸ユキ(y猫)鑷嫊鍖栬ō(sh猫)鍌欎腑鐨勪俊铏熸娓垏铏曠悊銆�
銆€銆€3. 瑷堢畻姗熶富鏉垮強澶栬ō(sh猫)鎺ュ彛涓殑鏁�(sh霉)鎿�(j霉)璺緫绠＄悊銆�
銆€銆€4. 娑堣不椤為浕瀛愮敘(ch菐n)鍝佷腑鐨勭媭鎱�(t脿i)鐩�(ji膩n)鎺у拰澶氳矾閬告搰銆�
銆€銆€5. 娓│娓噺鍎€鍣ㄤ腑鐨勫揩閫熶俊铏熸瘮杓冨拰閭忚集鍒ゆ柗銆�
銆€銆€6. 閱�(y墨)鐧傝ō(sh猫)鍌欎腑鐨勫鏅備俊铏熼噰闆嗚垏鍒嗘瀽銆�