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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

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩肩恫(w菐ng) > IC鐧剧 > SN74HC21DTR

SN74HC21DTR 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/13 9:10:30 鏌ョ湅 闁辫畝锛�20

SN74HC21DTR 鏄竴娆鹃洐杓稿叆鍏╄矾鑸囬潪闁�锛圢AND Gate锛夐倧杓姱鐗�锛屽爆浜庡痉宸炲剙鍣紙TI锛夌殑74HC绯诲垪楂橀�烠MOS閭忚集鍣ㄤ欢銆傝┎绯诲垪鑺墖鍏锋湁楂橀枊闂�(gu膩n)閫熷害鍜屼綆鍔熻�楃殑鐗归粸(di菐n)锛岃兘澶犲湪寤ｆ硾鐨勯浕澹撹寖鍦嶅収(n猫i)姝ｅ父宸ヤ綔锛�2V鑷�6V锛�銆係N74HC21DTR閲囩敤灏忓褰㈤泦鎴愰浕璺紙SOIC锛夊皝瑁�锛岄仼鍚堜簬鍚勭ó鏁�(sh霉)瀛楅浕璺ō(sh猫)瑷�(j矛)涓殑淇¤櫉(h脿o)铏曠悊鍜岄倧杓亱(y霉n)绠�銆�
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鍙冩暩(sh霉)

渚涢浕闆诲锛�2V 鑷� 6V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
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銆�銆�閭忚集椤炲瀷锛歂AND Gate
銆�銆�閫氶亾鏁�(sh霉)閲忥細2

鐗规��

SN74HC21DTR 鍏锋湁浠ヤ笅椤憲鐗归粸(di菐n)锛�
銆�銆�1. 楂橀�烠MOS鎶�琛�(sh霉)纰轰繚浜嗘洿蹇殑鍒囨彌閫熷害锛屽悓鏅�(sh铆)淇濇寔杓冧綆鐨勫姛鑰�銆�
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銆�銆�4. 宸ユキ(y猫)绱氱殑宸ヤ綔婧害鑼冨湇锛�-40掳C鑷�+85掳C锛�锛屼繚璀変簡鑺墖鍦ㄦ儭鍔ｇ挵(hu谩n)澧冧笅鐨勭┅(w臎n)瀹氭�ц兘銆�
銆�銆�5. 灏忓瀷SOIC灏佽褰㈠紡鏈夊姪浜庣瘈(ji茅)鐪丳CB绌洪枔锛岀壒鍒ラ仼鍚堢穵婀婂瀷瑷�(sh猫)瑷�(j矛)銆�

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SN74HC21DTR 鐨勫吀鍨嬫噳(y墨ng)鐢ㄥ牬鏅寘鎷細
銆�銆�1. 鏁�(sh霉)瀛楅倧杓浕璺腑鐨勪俊铏�(h脿o)鎺у埗鑸囪檿鐞�銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)鍌宠几涓殑鏁�(sh霉)鎿�(j霉)浣胯兘鎴栫姝㈠姛鑳�銆�
銆�銆�3. 寰帶鍒跺櫒澶栧湇閭忚集鎿�(ku貌)灞曪紝鐢ㄤ簬瀵�(sh铆)鐝�(xi脿n)鏇村京(f霉)闆滅殑绯荤当(t菕ng)鍔熻兘銆�
銆�銆�4. 鍦ㄩ�氫俊瑷�(sh猫)鍌欎腑鐢ㄤ綔鏁�(sh霉)鎿�(j霉)璺緫鎺у埗銆�
銆�銆�5. 鍚勭ó瀹剁敤闆诲櫒鍜屽伐妤�(y猫)鎺у埗绯荤当(t菕ng)涓殑閭忚集閬�(y霉n)绠楁ā濉�銆�
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鏇夸唬鍨嬭櫉(h脿o)

SN74HCT21DTR, MC74HC21DGJR, NC7SZ21