SN74HC42 鏅傞枔锛�2025/5/6 13:18:00 闁辫畝锛�26

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閭忚集鍔熻兘锛氬洓2杓稿叆鑸囬潪闁€
銆€銆€宸ヤ綔闆诲Vcc锛�2V - 6V
銆€銆€鍌虫挱寤堕伈鏅傞枔tpd锛氭渶澶�10ns @ Vcc=4.5V
銆€銆€杓稿叆闆绘祦II锛毬�1渭A
銆€銆€杓稿嚭闆绘祦IOH/IOHL锛�-4mA / 4mA
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C to +85掳C
銆€銆€灏佽褰㈠紡锛欴IP14/SOIC14

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SN74HC42灞簬楂橀€烠MOS绯诲垪锛屽叿鏈変互涓嬬壒榛�(di菐n)锛�
銆€銆€1. 宸ヤ綔闆诲鑼冨湇瀵�锛岄仼鎳�(y墨ng)鎬у挤(qi谩ng)銆�
銆€銆€2. 楂橀€熸€ц兘锛屽吀鍨嬪偝杓稿欢閬叉檪闁撶煭銆�
銆€銆€3. 杓稿叆杓稿嚭闆诲钩鍏煎TTL銆�
銆€銆€4. 杓稿嚭椹�(q奴)鍕曡兘鍔涘挤(qi谩ng)锛屽彲鐩存帴閫ｆ帴鍏朵粬閭忚集闁€銆�
銆€銆€5. 妤典綆闈滄厠(t脿i)鍔熻€�锛岄仼鐢ㄤ簬渚挎敎寮忚ō(sh猫)鍌�銆�
銆€銆€6. 鑹ソ鐨勬姉鍣兘鍔涳紝纰轰繚绌�(w臎n)瀹氶亱(y霉n)琛�銆�
銆€銆€7. 鍙湪宸ユキ(y猫)绱氭韩搴﹁寖鍦嶅収(n猫i)姝ｅ父宸ヤ綔銆�

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SN74HC42鐨勬噳(y墨ng)鐢ㄩ牁(l菒ng)鍩熷寘鎷絾涓嶉檺浜庯細
銆€銆€1. 鏁�(sh霉)瀛楅浕璺腑鐨勯倧杓帶鍒躲€�
銆€銆€2. 鏁�(sh霉)鎿�(j霉)铏曠悊绯荤当(t菕ng)涓殑淇¤櫉杞�(zhu菐n)鎻�銆�
銆€銆€3. 瑷�(j矛)绠楁(j墨)涓绘澘鍙婂瑷�(sh猫)鎺ュ彛闆昏矾銆�
銆€銆€4. 瀹剁敤闆诲櫒涓殑瀹氭檪鍜屾帶鍒舵ā濉�銆�
銆€銆€5. 閫氫俊瑷�(sh猫)鍌欎腑鐨勪俊铏熻矾鐢辫垏绠＄悊銆�
銆€銆€6. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝佺殑閭忚集閬�(y霉n)绠楀柈鍏�銆�
銆€銆€7. 宸ユキ(y猫)鑷嫊鍖栨帶鍒剁郴绲�(t菕ng)涓殑閭忚集鍒ゆ柗閮ㄥ垎銆�