SN74AHC138 鏅�(sh铆)闁擄細2025/5/6 13:29:25 闁辫畝锛�27

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閭忚集椤炲瀷锛�3-8 绶氳纰煎櫒/瑙ｇ⒓鍣�
銆€銆€杓稿叆鏁�(sh霉)閲忥細3
銆€銆€杓稿嚭鏁�(sh霉)閲忥細8
銆€銆€闆绘簮闆诲(Vcc)锛�1.5V 鑷� 6V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆€銆€灏佽椤炲瀷锛歋OIC, PDIP, TSSOP
銆€銆€鍌虫挱寤堕伈鏅�(sh铆)闁擄細鏈€澶� 9ns (鍏稿瀷鍊�)
銆€銆€闈滄厠(t脿i)闆绘祦锛氭渶澶� 1渭A (鍦� Vcc=5V 鏅�(sh铆))
銆€銆€杓稿嚭椹�(q奴)鍕�(d貌ng)鑳藉姏锛毬�24mA

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SN74AHC138 鎻愪緵浜嗛珮鏁堢殑閭忚集鎺у埗鍔熻兘锛岃兘澶犳牴鎿�(j霉)涓夊€�(g猫)杓稿叆淇¤櫉(h脿o)鐢熸垚灏�(du矛)鎳�(y墨ng)鐨勫叓鍊�(g猫)杓稿嚭涔嬩竴銆�
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銆€銆€1. 楂橀€熸€ц兘锛欰HC 鎶€琛�(sh霉)浣垮叾鍏峰倷蹇€熷偝鎾欢閬叉檪(sh铆)闁�锛岄仼鐢ㄤ簬楂橀€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鏀寔寰� 1.5V 鍒� 6V 鐨勬搷浣滈浕澹�锛屽鍔犱簡鎳�(y墨ng)鐢ㄩ潏娲绘€�銆�
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SN74AHC138 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
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