SN74HC259PWR 鏅�(sh铆)闁擄細2025/5/20 9:03:50 闁辫畝锛�18

SN74HC259PWR 鏄竴娆惧熀浜� CMOS 鎶€琛�(sh霉)鐨�8浣嶅湴鍧€瑙ｇ⒓鍣�/澶氳矾寰�(f霉)鐢ㄥ櫒鑺墖锛屽爆浜� Texas Instruments 鐨� 74HC 绯诲垪銆傝┎鑺墖閫氬父鐢ㄤ簬灏�3绶氬湴鍧€杓稿叆瑙ｇ⒓鐐�8鍊�(g猫)鐛�(d煤)绔嬭几鍑轰箣涓€锛屽苟鏀寔?j菒n)?sh霉)鎿�(j霉)閹栧瓨鍔熻兘銆傚畠鍏锋湁浣庡姛鑰椼€侀珮鍣伈瀹归檺鍜屽吋瀹� TTL 杓稿叆杓稿嚭鐨勭壒榛�(di菐n)锛屽唬娉涙噳(y墨ng)鐢ㄤ簬鏁�(sh霉)瀛楅倧杓浕璺腑銆�
銆€銆€瑭插櫒浠堕仼鐢ㄤ簬闇€瑕佸湴鍧€璀⒓鎴栨暩(sh霉)鎿�(j霉)閬告搰鐨勬噳(y墨ng)鐢ㄥ牬鏅�锛屼緥濡傚瓨鍎�(ch菙)鍣ㄦ摯(ku貌)灞曘€佸鍦嶈ō(sh猫)鍌欐帶鍒剁瓑銆�

鍙冩暩(sh霉)

渚涢浕闆诲(Vcc)锛�2V~6V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€鍌虫挱寤堕伈鏅�(sh铆)闁擄細鏈€澶�21ns锛堝湪 Vcc=4.5V 涓嬶級
銆€銆€杓稿叆闆绘祦(IIL)锛氭渶澶�-1mA
銆€銆€杓稿嚭闆绘祦(IOL)锛氭渶澶�-25mA
銆€銆€灏佽褰㈠紡锛歅W (Plastic Small Outline Package)

鐗规€�

SN74HC259PWR 鎻愪緵浜嗛珮搴﹂泦鎴愮殑鍦板潃瑙ｇ⒓鍔熻兘锛屽彲浠ラ’钁楁笡灏戝閮ㄥ厓浠剁殑闇€姹�銆傚畠鐨勮几鍑哄彲浠ラ€氶亷浣胯兘寮曡叧閫�(j矛n)琛屾帶鍒讹紝鏀寔鍚屾閹栧瓨妯″紡锛屽緸鑰岀啊鍖栦簡绯荤当(t菕ng)瑷�(sh猫)瑷�(j矛)銆傛澶栵紝鍏� CMOS 宸ヨ棟纰轰繚浜嗚純浣庣殑闈滄厠(t脿i)鍔熻€�锛屽悓鏅�(sh铆)鍏峰倷杓冮珮鐨勯€熷害鎬ц兘銆�
銆€銆€涓昏鐗归粸(di菐n)鍖呮嫭锛�
銆€銆€1. 楂橀€熼亱(y霉n)琛岋細鍌虫挱寤堕伈鏅�(sh铆)闁撶煭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鏀寔寰�2V鍒�6V鐨勪緵闆婚浕澹�锛屽寮�(qi谩ng)浜嗘噳(y墨ng)鐢ㄩ潏娲绘€�銆�
銆€銆€3. 楂樻姉鍣兘鍔涳細绗﹀悎 JEDEC 妯�(bi膩o)婧�(zh菙n)鐨勯珮鍣伈瀹归檺銆�
銆€銆€4. TTL 鍏煎鎬э細杓稿叆鍜岃几鍑洪浕骞宠垏妯�(bi膩o)婧�(zh菙n)TTL閭忚集鍏煎銆�
銆€銆€5. 浣庡姛鑰楋細鍏稿瀷寰呮(j墨)闆绘祦鍍呯偤鏁�(sh霉)寰畨銆�

鎳�(y墨ng)鐢�

SN74HC259PWR 甯哥敤浜庡悇绋渶瑕佸湴鍧€瑙ｇ⒓鎴栧璺京(f霉)鐢ㄥ姛鑳界殑鍫村悎锛屼緥濡傦細
銆€銆€1. 瀛樺劜(ch菙)鍣ㄥ湴鍧€璀⒓锛氬皣 CPU 鐨勫湴鍧€绺界窔淇¤櫉(h脿o)杞�(zhu菐n)鎻涚偤鐗囬伕淇¤櫉(h脿o)浠ラ伕鎿囦笉鍚岀殑瀛樺劜(ch菙)鍣ㄨ姱鐗�銆�
銆€銆€2. 澶栬ō(sh猫)鎺у埗锛氱敤浜庤В纰煎苟椹�(q奴)鍕�(d貌ng)澶氬€�(g猫)澶栬ō(sh猫)鎺ュ彛锛屽閸电洡鎺冩弿鐭╅櫍鎴栭’绀烘ā濉�銆�
銆€銆€3. 鏁�(sh霉)鎿�(j霉)澶氳矾寰�(f霉)鐢細鍏佽ū鍠鏁�(sh霉)鎿�(j霉)绺界窔閫ｆ帴澶氬€�(g猫)鏁�(sh霉)鎿�(j霉)婧愭垨鐩(bi膩o)銆�
銆€銆€4. 鏁�(sh霉)瀛椾俊铏�(h脿o)铏曠悊锛氬湪寰�(f霉)闆滅殑鏁�(sh霉)瀛楃郴绲�(t菕ng)涓彁渚涢潏娲荤殑淇¤櫉(h脿o)璺敱鏂规銆�