SN74ALS804A 鏅�(sh铆)闁擄細2025/5/21 21:07:15 闁辫畝锛�17

SN74ALS804A 鏄竴娆鹃洐鍥涜几鍏ヨ垏闁€ (Dual 4-Input AND Gate) 闆嗘垚闆昏矾锛屽爆浜� 74 绯诲垪閭忚集鍣ㄤ欢涓殑 ALS锛圓dvanced Low Power Schottky锛夌郴鍒�銆傝┎鑺墖閲囩敤浜嗗厛閫�(j矛n)鐨勪綆鍔熻€楄倴鐗瑰熀宸ヨ棟鍒堕€�锛屽叿鏈夐珮闁嬮棞(gu膩n)閫熷害鍜屼綆闈滄厠(t脿i)闆绘祦鐨勭壒榛�(di菐n)銆傚畠閫氬父鐢ㄤ簬鏁�(sh霉)瀛楅倧杓浕璺腑锛屽煼(zh铆)琛屽竷鐖鹃倧杓亱(y霉n)绠椾腑鐨勨€滆垏鈥濇搷浣�锛屽唬娉涙噳(y墨ng)鐢ㄤ簬瑷�(j矛)绠楁(j墨)銆侀€氫俊瑷�(sh猫)鍌�銆佹秷璨�(f猫i)闆诲瓙鍜屽叾浠栭渶瑕侀珮閫熸暩(sh霉)瀛椾俊铏�(h脿o)铏曠悊鐨勯牁(l菒ng)鍩�銆�
銆€銆€SN74ALS804A 鍏�(n猫i)閮ㄥ寘鍚叐鍊�(g猫)鐛�(d煤)绔嬬殑鍥涜几鍏ヨ垏闁€锛屾瘡鍊�(g猫)鑸囬杸鐨勮几鍑虹敱鎵€鏈夊洓鍊�(g猫)杓稿叆淇¤櫉(h脿o)鐨勯倧杓€滆垏鈥濈祼(ji茅)鏋滄焙瀹氥€�

鍙冩暩(sh霉)

閭忚集绯诲垪锛欰LS
銆€銆€灏佽椤炲瀷锛欴IP-16, SOIC-16
銆€銆€宸ヤ綔闆诲鑼冨湇锛�2V 鑷� 6V
銆€銆€鍌虫挱寤堕伈鏅�(sh铆)闁擄細tpd = 12ns锛堝吀鍨嬪€�锛孷cc=5V锛�
銆€銆€杓稿叆闆绘祦锛欼IH = -20渭A锛堟渶澶у€硷級锛孖IL = 1.6mA锛堟渶澶у€硷級
銆€銆€杓稿嚭闆绘祦锛欼OH = -8mA锛堟渶灏忓€硷級锛孖OL = 16mA锛堟渶灏忓€硷級
銆€銆€宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆€銆€闈滄厠(t脿i)闆绘祦锛欼CC = 80渭A锛堟渶澶у€硷紝Vcc=5V锛岀劇璨�(f霉)杓夛級

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SN74ALS804A 鐨勪富瑕佺壒鎬у寘鎷細
銆€銆€1. 楂橀€熸€ц兘锛氶噰鐢� ALS 宸ヨ棟锛岀⒑淇濅簡杓冧綆鐨勫偝鎾欢閬叉檪(sh铆)闁�锛岄仼鐢ㄤ簬楂橀牷鎳�(y墨ng)鐢ㄧ挵(hu谩n)澧�銆�
銆€銆€2. 浣庡姛鑰楄ō(sh猫)瑷�(j矛)锛氬湪淇濇寔楂樻€ц兘鐨勫悓鏅�(sh铆)锛岄’钁楅檷浣庝簡闈滄厠(t脿i)闆绘祦娑堣€�锛岄仼鍚堝皪(du矛)鍔熻€楁晱鎰熺殑鎳�(y墨ng)鐢�銆�
銆€銆€3. 瀵伐浣滈浕澹撹寖鍦嶏細鏀寔 2V 鑷� 6V 鐨勯浕婧愰浕澹�锛屽寮�(qi谩ng)浜嗗叾鍦ㄤ笉鍚屾噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅笅鐨勫吋瀹规€�銆�
銆€銆€4. 楂樺櫔鑱插闄愶細鐢变簬 ALS 宸ヨ棟鐨勫劒(y艒u)鍕�(sh矛)锛岃┎鑺墖鍏峰倷杓冨挤(qi谩ng)鐨勬姉鍣兘鍔�锛岃兘澶犲湪鍢堥洔鐨勯浕纾佺挵(hu谩n)澧冧腑绌�(w臎n)瀹氬伐浣�銆�
銆€銆€5. 寤ｆ硾鐨勫伐浣滄韩搴﹁寖鍦嶏細寰� -55掳C 鍒� +125掳C 鐨勫伐浣滄韩搴﹁寖鍦�锛屼娇鍏堕仼鐢ㄤ簬宸ユキ(y猫)鍜岃粛浜嬬礆(j铆)鎳�(y墨ng)鐢ㄣ€�
銆€銆€6. 灏忓瀷鍖栧皝瑁濓細鎻愪緵 DIP 鍜� SOIC 灏佽閬搁爡(xi脿ng)锛屼究浜� PCB 甯冨眬鍜屽畨瑁濄€�

鎳�(y墨ng)鐢�

SN74ALS804A 鐨勫吀鍨嬫噳(y墨ng)鐢ㄩ牁(l菒ng)鍩熷寘鎷細
銆€銆€1. 鏁�(sh霉)瀛椾俊铏�(h脿o)铏曠悊锛氬湪鏁�(sh霉)鎿�(j霉)璺緫鎺у埗銆佸湴鍧€瑙ｇ⒓绛夊牬(ch菐ng)鏅腑瀵�(sh铆)鐝�(xi脿n)寰�(f霉)闆滅殑甯冪埦閭忚集閬�(y霉n)绠�銆�
銆€銆€2. 瑷�(j矛)绠楁(j墨)绯荤当(t菕ng)锛氱敤浜庡井铏曠悊鍣ㄥ鍦嶉浕璺�銆佺附绶氭帶鍒跺櫒銆佸瓨鍎�(ch菙)鍣ㄧ鐞嗗柈鍏冪瓑銆�
銆€銆€3. 閫氫俊瑷�(sh猫)鍌欙細鍦ㄥ悓姝ラ浕璺�銆佹暩(sh霉)鎿�(j霉)绶ㄧ⒓/瑙ｇ⒓妯″涓綔鐐洪倧杓杸浣跨敤銆�
銆€銆€4. 娑堣不(f猫i)闆诲瓙鐢�(ch菐n)鍝侊細濡傚鐢ㄩ浕鍣�銆佹父鎴叉(j墨)绛�锛岀敤浠ョ啊(ji菐n)鍖栭浕璺ō(sh猫)瑷�(j矛)骞舵彁楂樺彲闈犳€�銆�
銆€銆€5. 娓�(c猫)瑭︽脯(c猫)閲�?j墨)x鍣細渚嬪绀烘尝鍣�銆侀倧杓垎鏋愬剙绛夛紝鐢ㄤ簬瑙哥櫦(f膩)姊濅欢鐢熸垚鎴栦俊铏�(h脿o)鍚屾銆�
銆€銆€6. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栵細鍌虫劅鍣ㄤ俊铏�(h脿o)铏曠悊銆佺媭鎱�(t脿i)鐩�(ji膩n)鎺у強鍫�(b脿o)璀﹂倧杓帶鍒剁瓑銆�