SN7404 鏅�(sh铆)闁擄細2025/5/6 17:27:23 闁辫畝锛�27

SN7404 鏄竴绋叚鍙嶇浉鍣ㄩ浕璺�锛屽爆浜� 74 绯诲垪 TTL锛堟櫠楂旂-鏅堕珨绠￠倧杓級鍣ㄤ欢銆傝┎鑺墖鍖呭惈鍏€�(g猫)鐛�(d煤)绔嬬殑鍙嶇浉鍣�锛屾瘡鍊�(g猫)鍙嶇浉鍣ㄥ彲浠ュ皣杓稿叆淇¤櫉(h脿o)鍙栧弽鍚庤几鍑�銆傚畠寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鏁�(sh霉)瀛楅浕璺ō(sh猫)瑷�(j矛)涓�锛岀敤浜庝俊铏�(h脿o)鍙嶈綁(zhu菐n)銆侀﹨(q奴)鍕�(d貌ng)绛変换鍕�(w霉)銆�
銆€銆€SN7404 鐨勪富瑕佺壒榛�(di菐n)鏄綆鍔熻€楀拰楂橀枊闂�(gu膩n)閫熷害锛屽悓鏅�(sh铆)鑳藉鍏煎鍏朵粬妯�(bi膩o)婧�(zh菙n)鐨� TTL 鍜� CMOS 閭忚集闆诲钩銆傚畠鐨勫吀鍨嬫噳(y墨ng)鐢ㄥ寘鎷暩(sh霉)鎿�(j霉)绺界窔鍙嶈綁(zhu菐n)銆佹檪(sh铆)閻樹俊铏�(h脿o)鐢熸垚鍜岄﹨(q奴)鍕�(d貌ng)澶栭儴瑷�(sh猫)鍌欑瓑銆�

鍙冩暩(sh霉)

渚涢浕闆诲锛�5V 卤 10%
銆€銆€宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� 70掳C
銆€銆€杓稿嚭闆绘祦锛堥珮闆诲钩锛夛細400 渭A
銆€銆€杓稿嚭闆绘祦锛堜綆闆诲钩锛夛細16 mA
銆€銆€杓稿叆闆绘祦锛毬�1 mA
銆€銆€鍌虫挱寤堕伈鏅�(sh铆)闁擄細鏈€澶� 22 ns
銆€銆€灏佽褰㈠紡锛欴IP-14 鎴� SOIC-14

鐗规€�

SN7404 鐨勫叚鍊�(g猫)鍙嶇浉鍣ㄩ兘鍏锋湁鐩稿悓鐨勯浕姘ｇ壒鎬у拰鍔熻兘銆備互涓嬫槸鍏朵富瑕佺壒鎬э細
銆€銆€1. 楂橀€熸搷浣滐細鐢变簬閲囩敤浜嗗厛閫�(j矛n)鐨� TTL 鎶€琛�(sh霉)锛岃┎鑺墖鍏锋湁杓冧綆鐨勫偝鎾欢閬叉檪(sh铆)闁�锛岄仼鍚堥珮閫熸暩(sh霉)瀛楃郴绲�(t菕ng)銆�
銆€銆€2. 瀵浕婧愰浕澹撹寖鍦嶏細闆栫劧妯�(bi膩o)绋遍浕澹撶偤 5V锛屼絾鍏佽ū涓€瀹氱殑娉㈠嫊(d貌ng)鑼冨湇浠ラ仼鎳�(y墨ng)涓嶅悓鐨勬噳(y墨ng)鐢ㄧ挵(hu谩n)澧冦€�
銆€銆€3. 鑹ソ鐨勯﹨(q奴)鍕�(d貌ng)鑳藉姏锛氳兘澶犳彁渚涜純澶х殑杓稿嚭闆绘祦锛屾敮鎸侀﹨(q奴)鍕�(d貌ng)澶氬€�(g猫)璨�(f霉)杓夋垨鍚庣簩(x霉)绱�(j铆)鑱�(li谩n)闆昏矾銆�
銆€銆€4. 鍏煎鎬у挤(qi谩ng)锛氳垏鍏跺畠 74 绯诲垪閭忚集鍣ㄤ欢瀹屽叏鍏煎锛屼究浜庢(g貌u)寤哄京(f霉)闆滅殑鏁�(sh霉)瀛楅浕璺�銆�
銆€銆€5. 灏忓瀷灏佽锛氶噰鐢ㄦ(bi膩o)婧�(zh菙n) DIP 鎴� SOIC 灏佽锛屾柟渚� PCB 甯冨眬鍜屽畨瑁�銆�

鎳�(y墨ng)鐢�

SN7404 鍙敤浜庡绋暩(sh霉)瀛楅浕瀛愭噳(y墨ng)鐢ㄩ牁(l菒ng)鍩燂細
銆€銆€1. 淇¤櫉(h脿o)鍙嶈綁(zhu菐n)锛氬湪闇€瑕佸皪(du矛)淇¤櫉(h脿o)閫�(j矛n)琛屽彇鍙嶆搷浣滅殑鍦版柟浣跨敤锛屼緥濡傛檪(sh铆)閻樹俊铏�(h脿o)鐢熸垚銆�
銆€銆€2. 鏁�(sh霉)鎿�(j霉)铏曠悊锛氬彲鐢ㄤ簬鏁�(sh霉)鎿�(j霉)绺界窔涓婄殑淇¤櫉(h脿o)铏曠悊锛岀壒鍒ユ槸鍦ㄩ渶瑕佸弽杞�(zhu菐n)鏌愪簺浣嶅€肩殑鎯呮硜涓�銆�
銆€銆€3. 椹�(q奴)鍕�(d貌ng)澶栭儴瑷�(sh猫)鍌欙細鍒╃敤鍏惰純寮�(qi谩ng)鐨勯﹨(q奴)鍕�(d貌ng)鑳藉姏锛屽彲浠ョ洿鎺ラ﹨(q奴)鍕�(d貌ng) LED 鎸囩ず鐕堟垨鍏朵粬灏忓瀷澶栧湇瑷�(sh猫)鍌�銆�
銆€銆€4. 绶╂矕鍔熻兘锛氶€氶亷澧炲姞椹�(q奴)鍕�(d貌ng)鑳藉姏锛屽彲浠ュ皣寮变俊铏�(h脿o)杞�(zhu菐n)鎻涚偤寮�(qi谩ng)淇¤櫉(h脿o)浠ュ偝杓告洿閬�(yu菐n)璺濋洟銆�
銆€銆€5. 閭忚集鎺у埗锛氬湪绲勫悎閭忚集闆昏矾涓綔鐐哄熀鏈倧杓柈鍏冨弮鑸囬亱(y霉n)绠楀拰鎺у埗閬庣▼銆�