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鎮ㄥソ锛屾杩庝締(l谩i)鍒扮董搴�(k霉)闆诲瓙甯傚牬(ch菐ng)缍�(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺(c猫)

鎮ㄦ墍鍦ㄧ殑浣嶇疆锛�闆诲瓙鍏冨櫒浠堕噰璩�(g貌u)缍�(w菐ng) > IC鐧剧 > SN74LV139A

SN74LV139A 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/30 18:06:33 鏌ョ湅 闁辫畝锛�17

SN74LV139A 鏄竴娆句綆闆诲 CMOS 2-绶氬埌 4-绶氳В纰煎櫒/婕旂ず鍣紝灞簬 TI 鐨� 74 绯诲垪閭忚集鍣ㄤ欢銆傝┎鑺墖鍏锋湁楂樿几鍏ラ樆鎶楀拰浣庡姛鑰楃殑鐗归粸(di菐n)锛岄仼鐢ㄤ簬鍚勭ó鏁�(sh霉)瀛楅浕璺噳(y墨ng)鐢�銆傚畠灏囧叐鍊�(g猫)杓稿叆淇¤櫉(h脿o)杞�(zhu菐n)鎻涚偤鍥涘��(g猫)鐛�(d煤)绔嬬殑杓稿嚭淇¤櫉(h脿o)锛屽父鐢ㄤ簬鍦板潃璀⒓銆佹暩(sh霉)鎿�(j霉)閬告搰鍜屽叾浠栧璺京(f霉)鐢ㄥ牬(ch菐ng)鏅�銆�
銆�銆�瑭茶姱鐗囩殑宸ヤ綔闆诲鑼冨湇鐐� 2V 鑷� 5.5V锛屾敮鎸佸唬娉涚殑闆绘簮閰嶇疆銆傚叾寮曡叧鍏煎鎬ц壇濂�锛屾槗浜庤垏鍏朵粬 TTL 鍜� CMOS 閭忚集绯诲垪闆嗘垚銆�

鍙冩暩(sh霉)

宸ヤ綔闆诲锛�2V 鑷� 5.5V
銆�銆�鏈�澶у偝鎾欢閬叉檪(sh铆)闁擄細6.5ns锛堝吀鍨嬪��锛孈 Vcc=5V锛�
銆�銆�闈滄厠(t脿i)闆绘祦锛�1渭A锛堟渶澶у��锛孈 Vcc=5V锛�
銆�銆�杓稿叆婕忛浕娴侊細卤1渭A锛堟渶澶у�硷級
銆�銆�杓稿嚭椹�(q奴)鍕�(d貌ng)鑳藉姏锛�24mA锛堟簮闆绘祦锛夛紝20mA锛堢亴闆绘祦锛�
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽椤炲瀷锛歋OIC, PDIP

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1. 浣庡姛鑰� CMOS 鎶�琛�(sh霉)锛岀⒑淇濆湪瀵浕澹撹寖鍦嶅収(n猫i)楂樻晥閬�(y霉n)琛屻��
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銆�銆�3. 杓稿叆鍏煎妯�(bi膩o)婧�(zh菙n) CMOS 鍜� LVTTL 杓稿嚭闆诲钩銆�
銆�銆�4. 鎻愪緵浣胯兘寮曡叧 (G1 鍜� G2)锛屽厑瑷辩敤鎴堕�氶亷(gu貌)绨�(ji菐n)鍠殑閭忚集鎺у埗鍟熺敤鎴栫鐢ㄦ暣鍊�(g猫)瑙ｇ⒓鍣�銆�
銆�銆�5. 鑹ソ鐨勭啽绌�(w臎n)瀹氭�у拰鍙潬鎬э紝鑳藉鍦ㄥ伐妤�(y猫)绱�(j铆)婧害鑼冨湇鍏�(n猫i)宸ヤ綔銆�
銆�銆�6. 灏忓瀷灏佽閬搁爡(xi脿ng)锛屼究浜庡湪绌洪枔鍙楅檺鐨勮ō(sh猫)瑷�(j矛)涓娇鐢�銆�

鎳�(y墨ng)鐢�

1. 鍦板潃璀⒓鍣紝鐢ㄤ簬寰檿鐞嗗櫒绯荤当(t菕ng)涓殑鍏�(n猫i)瀛樻摯(ku貌)灞�銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)閬告搰鍣�锛屽(sh铆)鐝�(xi脿n)澶氳矾杓稿叆淇¤櫉(h脿o)鐨勯伕鎿囪垏鍌宠几銆�
銆�銆�3. 澶氳矾寰�(f霉)鐢ㄥ櫒鍜岃В寰�(f霉)鐢ㄥ櫒锛岀敤浜庨�氫俊鎺ュ彛瑷�(sh猫)瑷�(j矛)銆�
銆�銆�4. 鎺у埗閭忚集闆昏矾锛屼緥濡傚劒(y艒u)鍏堢礆(j铆)绶ㄧ⒓鍜屼腑鏂疯檿鐞�銆�
銆�銆�5. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栬ō(sh猫)鍌�銆佹秷璨�(f猫i)椤為浕瀛愮敘(ch菐n)鍝佷互鍙婃苯杌婇浕瀛愮郴绲�(t菕ng)涓殑淇¤櫉(h脿o)绠＄悊銆�
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鏇夸唬鍨嬭櫉(h脿o)

SN74LVC139A, MC14028B, CD74HC139

sn74lv139a鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�(h脿o)
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉(h脿o)
  • 瑭㈠児(ji脿)

sn74lv139a璩囨枡 鏇村>

  • 鍨嬭櫉(h脿o)
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級