SN74LVC240A 鏅�(sh铆)闁擄細2025/5/6 18:00:53 闁辫畝锛�29

SN74LVC240A 鏄竴娆惧叓璺珐娌栧櫒/绶氳矾椹�(q奴)鍕�(d貌ng)鍣�锛岄噰鐢ㄥ厛閫�(j矛n)鐨勪綆闆诲浜掕(b菙)閲戝爆姘у寲鐗╁崐灏�(d菐o)楂� (CMOS) 鎶€琛�(sh霉)鍒堕€�銆傝┎鍣ㄤ欢灏堢偤浣庡姛鑰楀拰楂橀枊(k膩i)闂�(gu膩n)閫熷害鎳�(y墨ng)鐢ㄨ€岃ō(sh猫)瑷�(j矛)锛岄仼鐢ㄤ簬鍚勭ó鏁�(sh霉)瀛楅浕璺腑鐨勬暩(sh霉)鎿�(j霉)鍌宠几銆佷俊铏�(h脿o)澧炲挤(qi谩ng)浠ュ強闆诲钩杞�(zhu菐n)鎻�銆傛瘡鍊�(g猫)杓稿叆閮藉彲浠ョ崹(d煤)绔嬪湴灏囬倧杓俊铏�(h脿o)绶╂矕骞舵斁澶у埌杓稿嚭绔�锛屼互鏀寔鏇撮暦(zh菐ng)鐨勫偝杓歌窛闆㈡垨椹�(q奴)鍕�(d貌ng)鏇村璨�(f霉)杓夈€�
銆€銆€SN74LVC240A 鐨勫伐浣滈浕澹撹寖鍦嶈純瀵紙1.65V 鑷� 3.6V锛�锛屼娇鍏惰兘澶犲吋瀹瑰绋浕婧愮挵(hu谩n)澧�锛屽苟涓斿叿鍌欐サ浣庣殑闈滄厠(t脿i)闆绘祦娑堣€�銆傛澶�锛屽畠閭勫叿鏈夎純楂樼殑鍣伈瀹归檺锛岀⒑淇濆湪鎯″姡鐠�(hu谩n)澧冧笅渚濈劧鑳界┅(w臎n)瀹氶亱(y霉n)琛屻€�

鍙冩暩(sh霉)

闆绘簮闆诲(Vcc)锛�1.65V - 3.6V
銆€銆€杓稿叆闆绘祦(IIH, IIL)锛毬�20渭A
銆€銆€杓稿嚭闆绘祦(IOH, IOL)锛毬�24mA
銆€銆€鍌虫挱寤堕伈鏅�(sh铆)闁�(tPLH, tPHL)锛氭渶澶�4.8ns (鍏稿瀷鍊�)
銆€銆€宸ヤ綔婧害鑼冨湇(Ta)锛�-40掳C 鑷� +85掳C
銆€銆€灏佽褰㈠紡锛歍SSOP銆丼OIC

鐗规€�

1. 宸ヤ綔闆诲鑼冨湇瀵�锛岄仼鍚堝绋緵闆绘浠�銆�
銆€銆€2. 楂橀€熸€ц兘锛屽偝鎾欢閬叉檪(sh铆)闁撶煭锛岄仼鍚堥珮闋绘噳(y墨ng)鐢�銆�
銆€銆€3. 妤典綆鐨勯潨鎱�(t脿i)闆绘祦锛屾湁鍔╀簬寤堕暦(zh菐ng)闆绘睜渚涢浕瑷�(sh猫)鍌欑殑浣跨敤澹藉懡銆�
銆€銆€4. 杓稿叆杓稿嚭寮曡叧瀹屽叏鍏煎妯�(bi膩o)婧�(zh菙n)TTL鍜孋MOS闆诲钩銆�
銆€銆€5. 姣忓€�(g猫)閫氶亾鐩镐簰鐛�(d煤)绔�锛屽彲闈堟椿閰嶇疆銆�
銆€銆€6. 楂樺櫔鑱插闄�锛岃兘澶犲湪寰�(f霉)闆滈浕纾佺挵(hu谩n)澧冧腑淇濇寔鍙潬閬�(y霉n)琛�銆�
銆€銆€7. 鎻愪緵澶氱ó灏忓瀷鍖栧皝瑁濋伕闋�(xi脿ng)锛屼究浜庡嵃鍒烽浕璺澘甯冨眬鍎�(y艒u)鍖�銆�

鎳�(y墨ng)鐢�

1. 瑷�(j矛)绠楁(j墨)澶栬ō(sh猫)涓殑鏁�(sh霉)鎿�(j霉)鍌宠几鎺ュ彛銆�
銆€銆€2. 鍙法绋嬮倧杓帶鍒跺櫒 (PLC) 涓殑淇¤櫉(h脿o)绶╂矕銆�
銆€銆€3. 鏁�(sh霉)鎿�(j霉)閫氫俊绯荤当(t菕ng)涓敤浜庡寮�(qi谩ng)淇¤櫉(h脿o)寮�(qi谩ng)搴�銆�
銆€銆€4. 宓屽叆寮忕郴绲�(t菕ng)涓(sh铆)鐝�(xi脿n)澶氶粸(di菐n)淇¤櫉(h脿o)鍒嗙櫦(f膩)銆�
銆€銆€5. 鏁�(sh霉)瀛楅煶闋昏ō(sh猫)鍌欎腑鐨勬檪(sh铆)閻樺垎閰�銆�
銆€銆€6. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栨帶鍒舵ā濉婁腑鐨勪俊铏�(h脿o)闅旈洟鑸囨斁澶�銆�
銆€銆€7. LCD椤ず灞忛﹨(q奴)鍕�(d貌ng)闆昏矾涓殑闆诲钩杞�(zhu菐n)鎻涘姛鑳�銆�