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SN74LS138N 鏄竴绋熀浜� CMOS 鎶€琛�(sh霉)鐨勪綆鍔熻€楅珮闆诲钩涓夋厠(t脿i)杓稿嚭瑙ｇ⒓鍣�/璀⒓鍣�銆傚畠鏄竴绋€氱敤鐨� 3 绶氬埌 8 绶氳В纰煎櫒锛屽唬娉涙噳(y墨ng)鐢ㄤ簬鏁�(sh霉)瀛楅浕璺腑銆傞€氶亷涓夊€嬩娇鑳借几鍏ワ紙G1銆丟2A 鍜� G2B锛�锛屽彲浠ユ帶鍒跺叾杓稿嚭鐙€鎱�(t脿i)銆傝┎鑺墖鑳藉鍦ㄦ縺娲绘檪灏囦簩閫�(j矛n)鍒剁法纰肩殑杓稿叆淇¤櫉杞�(zhu菐n)鎻涚偤灏嶆噳(y墨ng)鐨勫叓姊濊几鍑虹窔涔嬩竴銆�
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鍙冩暩(sh霉)

閭忚集椤炲瀷锛�3-8 瑙ｇ⒓鍣�/璀⒓鍣�
銆€銆€宸ヤ綔闆诲锛�4.75V 鑷� 5.25V
銆€銆€鍌虫挱寤堕伈鏅傞枔锛氭渶澶� 24ns
銆€銆€宸ヤ綔婧害鑼冨湇锛�0掳C 鑷� 70掳C
銆€銆€灏佽褰㈠紡锛欴IP-16 鎴� SOIC-16
銆€銆€杓稿叆闆绘祦锛毬�1mA
銆€銆€杓稿嚭椹�(q奴)鍕曡兘鍔涳細鍚告敹 8mA锛屾彁渚� 4mA
銆€銆€闈滄厠(t脿i)鍔熻€楋細鏈€澶� 60mW

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SN74LS138N 鐨勪富瑕佺壒鎬у寘鎷互涓嬪咕榛烇細
銆€銆€1. 楂橀€熼亱琛岋細鑸囨(bi膩o)婧�(zh菙n) LS 鍣ㄤ欢鐩告瘮锛屽叿鏈夋洿蹇殑鍌虫挱寤堕伈鏅傞枔銆�
銆€銆€2. 涓夋厠(t脿i)杓稿嚭锛氭瘡鍊嬭几鍑哄潎鍙€�(j矛n)鍏ラ珮闃绘厠(t脿i)锛屽厑瑷辩附绶氶€ｆ帴銆�
銆€銆€3. 浣庡姛鑰楋細閲囩敤 CMOS 鎶€琛�(sh霉)鍒堕€狅紝澶у箙闄嶄綆浜嗛潨鎱�(t脿i)鍔熻€�銆�
銆€銆€4. 鍙摯(ku貌)灞曟€э細鏀寔绱氳伅(li谩n)浣跨敤锛屼互瀵︾従(xi脿n)鏇村ぇ瑕�(gu墨)妯＄殑瑙ｇ⒓鍔熻兘銆�
銆€銆€5. 瀵伐浣滈浕澹撹寖鍦嶏細鍏煎甯歌鐨� 5V 鏁�(sh霉)瀛楃郴绲�(t菕ng)銆�
銆€銆€6. 杓稿嚭鐭矾淇濊(h霉)锛氱⒑淇濆湪鐣板父鎯呮硜涓嬩笉鏈冩悕澹炶姱鐗�銆�

鎳�(y墨ng)鐢�

SN74LS138N 鍦ㄨū澶氶浕瀛愯ō(sh猫)鍌欏拰绯荤当(t菕ng)涓湁寤ｆ硾鎳�(y墨ng)鐢細
銆€銆€1. 鍦板潃瑙ｇ⒓锛氱敤浜庡井铏曠悊鍣ㄧ郴绲�(t菕ng)鐨勫瓨鍎插櫒鍦板潃瑙ｇ⒓銆�
銆€銆€2. 鏁�(sh霉)鎿�(j霉)閬告搰锛氬鐝�(xi脿n)澶氳矾鏁�(sh霉)鎿�(j霉)娴佺殑閬告搰鍜屽垏鎻�銆�
銆€銆€3. 澶栬ō(sh猫)鎺у埗锛氬皪澶氬€嬪瑷�(sh猫)閫�(j矛n)琛岄伕鎿囧拰绠＄悊銆�
銆€銆€4. 绺界窔鎺ュ彛锛氬埄鐢ㄤ笁鎱�(t脿i)杓稿嚭鍔熻兘瀵︾従(xi脿n)鏁�(sh霉)鎿�(j霉)绺界窔涓婄殑澶氳ō(sh猫)鍌欏叡浜�銆�
銆€銆€5. 绲勫悎閭忚集闆昏矾锛氭(g貌u)寤烘洿寰�(f霉)闆滅殑绲勫悎閭忚集闆昏矾銆�
銆€銆€6. 绶ㄧ▼閭忚集锛氫綔鐐哄彲绶ㄧ▼閭忚集鍣ㄤ欢鐨勫熀绀�(ch菙)鍠厓銆�