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闁辫畝锛�24
CD74AC158 鏄竴娆鹃珮閫� CMOS 闆昏矾锛屽爆浜� 74AC 绯诲垪銆傚畠鏄竴绋� 3-8 绶氳纰煎櫒/瑙ｇ⒓鍣�锛屽叿鏈変笁鍊嬩娇鑳借几鍏ュ拰鍏�嬭几鍑�锛岃兘澶�?q奴)鈶奉惙娆㈩挦M鍒惰几鍏ヤ俊铏熻綁(zhu菐n)鎻涚偤灏嶆噳鐨勫叓浣嶈几鍑轰俊铏�銆�
銆�銆�瑭茶姱鐗囧唬娉涙噳鐢ㄤ簬鍦板潃璀⒓銆佹暩(sh霉)鎿�(j霉)璺敱浠ュ強鎺у埗淇¤櫉鐢熸垚绛夊牬鏅紝鏄暩(sh霉)瀛楅浕璺ō瑷堜腑鐨勫父鐢ㄥ櫒浠�銆�
閭忚集绯诲垪锛�74AC
銆�銆�杓稿叆闆诲鑼冨湇锛�2V 鑷� 6V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-55掳C 鑷� +125掳C
銆�銆�鍌虫挱寤堕伈鏅傞枔锛氭渶澶� 6.5ns锛堝吀鍨嬪�硷級
銆�銆�闆绘簮闆绘祦锛氭渶澶� 80渭A锛堢劇璨犺級锛孷cc=5V锛�
銆�銆�杓稿嚭椹�(q奴)鍕曡兘鍔涳細24 LSTTL loads 鎴� 卤25mA per output
CD74AC158 浣跨敤鍏堥�茬殑纭呮煹妤� CMOS 鎶�琛撳埗閫�锛岀⒑淇濅簡浣庡姛鑰楀拰楂橀枊闂滈�熷害銆�
銆�銆�鍏跺偝鎾欢閬叉檪闁撶煭锛岄潪甯搁仼鍚堥渶瑕佸揩閫熼熆鎳夌殑鏁�(sh霉)瀛楃郴绲�(t菕ng)銆�
銆�銆�鏀寔瀵浕澹撹寖鍦嶆搷浣�锛屽吋瀹瑰绋緵闆绘浠�銆�
銆�銆�鍏峰倷楂樺櫔鑱插闄愶紝澧炲挤浜嗗湪寰╅洔闆荤鐠�(hu谩n)澧冧笅鐨勭┅(w臎n)瀹氭��銆�
銆�銆�鎵�鏈夎几鍏ュ拰杓稿嚭鍧囧叿鏈夐潨闆绘斁闆讳繚璀峰姛鑳斤紝鎻愰珮浜嗚姱鐗囩殑鍙潬鎬�銆�
銆�銆�鎻愪緵妯欐簴鐨� 16 寮曡叧灏佽褰㈠紡锛屼究浜庡畨瑁濆拰浣跨敤銆�
CD74AC158 涓昏鐢ㄤ簬闇�瑕佸璺俊铏熼伕鎿囨垨璀⒓鐨勬噳鐢ㄥ牬鏅�銆�
銆�銆�鍏稿瀷鎳夌敤鍫存櫙鍖呮嫭锛�
銆�銆�1. 鍦板潃璀⒓鍣細鐢ㄤ簬灏囪檿鐞嗗櫒鐧�(f膩)鍑虹殑鍦板潃淇¤櫉杞�(zhu菐n)鎻涚偤鐗瑰畾瑷倷鐨勯伕鎿囦俊铏熴��
銆�銆�2. 鏁�(sh霉)鎿�(j霉)璺敱锛氶�氶亷璀⒓鍣ㄥ皣鏁�(sh霉)鎿�(j霉)鍒嗛厤鍒颁笉鍚岀殑閫氶亾鎴栨ā濉�銆�
銆�銆�3. 鎺у埗淇¤櫉鐢熸垚锛氭牴鎿�(j霉)杓稿叆鐙�鎱�(t脿i)鐢熸垚鐩告噳鐨勬帶鍒朵俊铏熷簭鍒�銆�
銆�銆�4. 鏁�(sh霉)瀛楅�氫俊绯荤当(t菕ng)涓殑淇¤櫉铏曠悊鍜屽垎鐧�(f膩)銆�
銆�銆�姝ゅ锛屽畠閭勫彲浣滅偤閫氱敤閭忚集鍏冧欢妲嬪缓鏇村京闆滅殑绲勫悎閭忚集闆昏矾銆�
CD74HC158, SN74AC158, DM74158
