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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 > OPA2140

OPA2140 鐧�(f膩)甯冩檪闁� 鏅傞枔锛�2025/5/6 11:43:27 鏌ョ湅 闁辫畝锛�35

OPA2140 鏄竴娆鹃洐閫氶亾銆佷綆鍣伈銆佸甯跺閬嬬畻鏀惧ぇ鍣�锛屽唬娉涙噳(y墨ng)鐢ㄤ簬楂橀�熶俊铏熻檿鐞嗗拰绮惧瘑娓噺闋�(l菒ng)鍩�銆傝┎鑺墖鍏锋湁楂樺鐩婂付瀵⿳銆佸揩閫熷鎿虹巼鍜屼綆澶辩湡鐨勭壒榛烇紝閬╃敤浜庨煶闋昏檿鐞�銆佹暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)浠ュ強閫氫俊瑷�(sh猫)鍌欎腑銆�
銆�銆�OPA2140閲囩敤鍏堥��(j矛n)鐨勭閸哄伐钘濆埗閫狅紝纰轰繚浜嗗叾鍦ㄩ珮闋讳笅鐨勫嚭鑹叉�ц兘琛ㄧ従(xi脿n)銆傚悓鏅傦紝瀹冧篃鍏峰倷鑹ソ鐨勭洿娴佺簿搴﹀拰绌�(w臎n)瀹氭��锛岃兘澶犲湪杓冨鐨勫伐浣滄韩搴﹁寖鍦嶅収(n猫i)淇濇寔涓�鑷寸殑鎬ц兘銆�

鍙冩暩(sh霉)

闆绘簮闆诲锛毬�5V to 卤18V
銆�銆�澧炵泭甯跺绌嶏細36MHz
銆�銆�澹撴摵鐜囷細11V/渭s
銆�銆�杓稿叆鍋忕疆闆绘祦锛�7nA
銆�銆�杓稿叆澶辫(di脿o)闆诲锛�1mV
銆�銆�鍏辨ā鎶戝埗姣�(CMRR)锛�80dB
銆�銆�闆绘簮鎶戝埗姣�(PSRR)锛�94dB
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C to +125掳C
銆�銆�灏佽褰㈠紡锛歋OIC-8, PDIP-8

鐗规��

OPA2140 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂樺鐩婂付瀵⿳ (36MHz)锛屼娇鍏惰兘澶犳敮鎸侀珮闋讳俊铏熸斁澶у拰铏曠悊銆�
銆�銆�2. 蹇�熷鎿虹巼 (11V/渭s)锛岀⒑淇濆皪蹇�熻畩鍖栦俊铏熺殑鑹ソ闊挎噳(y墨ng)銆�
銆�銆�3. 妤典綆鐨勮几鍏ュ亸缃浕娴� (7nA)锛岄潪甯搁仼鍚堥珮闃绘姉婧愭噳(y墨ng)鐢ㄣ��
銆�銆�4. 鑹ソ鐨勭洿娴佺簿搴�锛屽浣庤几鍏ュけ瑾�(di脿o)闆诲 (1mV) 鍜岄珮闆绘簮鎶戝埗姣� (94dB)銆�
銆�銆�5. 瀵浕婧愰浕澹撹寖鍦� (卤5V 鑷� 卤18V)锛屽寮蜂簡瑷�(sh猫)瑷堥潏娲绘��銆�
銆�銆�6. 宸ヤ綔婧害鑼冨湇寤� (-40掳C 鑷� +125掳C)锛岄仼鍚堝伐妤�(y猫)鍜屾苯杌婄挵(hu谩n)澧冧娇鐢�銆�
銆�銆�7. 鎻愪緵 SOIC-8 鍜� PDIP-8 灏佽閬搁爡锛屼究浜庝笉鍚屾噳(y墨ng)鐢ㄥ牬鏅腑鐨勫竷灞�瑷�(sh猫)瑷�銆�

鎳�(y墨ng)鐢�

OPA2140 閬嬬畻鏀惧ぇ鍣ㄩ仼鐢ㄤ簬澶氱ó楂樻�ц兘闆诲瓙绯荤当(t菕ng)锛屽寘鎷細
銆�銆�1. 闊抽牷淇¤櫉铏曠悊锛屼緥濡傚皥妤�(y猫)闊抽熆瑷�(sh猫)鍌欏拰闊虫▊鍚堟垚鍣�銆�
銆�銆�2. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)锛屽楂橀�熸ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒 (ADC) 鍓嶇椹�(q奴)鍕�銆�
銆�銆�3. 娓│鑸囨脯閲忚ō(sh猫)鍌�锛屽寘鎷ず娉㈠櫒鍜屼俊铏熺櫦(f膩)鐢熷櫒銆�
銆�銆�4. 閫氫俊绯荤当(t菕ng)涓殑淇¤櫉瑾�(di脿o)鐞嗗拰鏀惧ぇ銆�
銆�銆�5. 閱�(y墨)鐧傝ō(sh猫)鍌�锛屼緥濡傝秴鑱叉尝鎺ユ敹鍣ㄥ拰蹇冮浕鍦栨銆�
銆�銆�6. 宸ユキ(y猫)鑷嫊鍖栨帶鍒朵腑鐨勫偝鎰熷櫒淇¤櫉鏀惧ぇ鍜岃檿鐞�銆�

鏇夸唬鍨嬭櫉

OPA2134, OPA227, AD822

opa2140鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

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

opa2140璩囨枡 鏇村>

  • 鍨嬭櫉
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級