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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺

74HC154鑺墖
闁辫畝锛�1625鏅傞枔锛�2023-09-19 11:42:15

74HC154鏄竴绋珮閫�CMOS閭忚集鍣ㄤ欢锛屽彲鐢ㄤ綔4-16璀⒓鍣�/寰�(f霉)鐢ㄥ櫒銆傚畠鍏锋湁蹇�熼熆鎳�(y墨ng)鏅傞枔鍜屼綆鍔熻�楋紝閬╃敤浜庡伐妤�(y猫)鎺у埗绯荤当(t菕ng)銆侀煶闋�/瑕栭牷瑷�(sh猫)鍌�銆佹脯閲忓剙鍣ㄧ瓑鎳�(y墨ng)鐢ㄩ牁(l菒ng)鍩熴��

涓昏鍔熻兘

74HC154鏄竴鍊�4-16璀⒓鍣�/寰�(f霉)鐢ㄥ櫒锛屽彲浠ュ皣4鍊嬭几鍏ヤ俊铏熺法纰兼垚16鍊嬭几鍑轰俊铏熶箣涓�锛屼互瀵�(sh铆)鐝�(xi脿n)澶氳矾寰�(f霉)鐢ㄧ瓑鍔熻兘銆� 鍏剁壒榛�(di菐n)鍖呮嫭锛�

  • 楂橀�熼熆鎳�(y墨ng)鏅傞枔锛氬偝杓稿欢閬茬偤10 ns

  • 浣庡姛鑰楋細Typ. DC闆绘祦鐐�8 mA @ VCC=5V

  • 楂樺櫔鑱叉姂鍒舵瘮锛歍YP (Yn) = 22dB @ fIN = 0.3fCLK

寮曡叧瑾槑

74HC154鍏辨湁24鍊嬪紩鑵�锛屽叾寮曡叧瀹氱京濡備笅锛�

寮曡叧鏁�(sh霉)鍚嶇ū鎻忚堪
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6~E1浣胯兘绔�1锛岀暥(d膩ng)鐐轰綆闆诲钩(0)鏅傛縺娲诲櫒浠�
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12G2B绲勯伕鎿囪几鍏ョB锛屾帴VCC
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14-17A4-A7杓稿叆淇¤櫉绶�
18~E2浣胯兘绔�2锛岀暥(d膩ng)鐐轰綆闆诲钩(0)鏅傛縺娲诲櫒浠�
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23G1绲勯伕鎿囪几鍏ョC锛屾帴鍦�
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鍔熻兘鐪熷�艰〃

浠ヤ笅鏄�74HC154鐨勫姛鑳界湡鍊艰〃銆� 鍏朵腑锛孌琛ㄧず杓稿嚭琚縺娲荤殑鏁�(sh霉)鎿�(j霉)绶�锛孉0-A7琛ㄧず杓稿叆淇¤櫉锛� ~E1鍜寏E2鏄皪鎳�(y墨ng)鐨勪娇鑳界銆�

A0-A7~E1~E2D
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