鏅傞枔锛�2025/5/8 16:07:17
闁辫畝锛�23
OPA2314 鏄竴娆鹃洐閫氶亾銆佷綆鍣伈銆佺簿瀵嗛亱绠楁斁澶у櫒锛岄噰鐢ㄥ厛閫茬殑 CMOS 宸ヨ棟鍒堕��銆傚畠鍏锋湁妤典綆鐨勮几鍏ュ亸缃浕娴佸拰楂樺叡妯℃姂鍒舵瘮(CMRR)锛岄潪甯搁仼鍚堢敤浜庨珮闃绘姉鍌虫劅鍣ㄦ帴鍙ｃ�佷俊铏熻鐞嗛浕璺互鍙婇煶闋绘噳鐢ㄧ瓑鍫存櫙銆傝┎鍣ㄤ欢鍦ㄥ闆绘簮闆诲鑼冨湇(2.7V 鑷� 5.5V)鍏ц兘澶犱繚鎸佸嚭鑹茬殑鎬ц兘锛屽悓鏅傚叿鏈夎秴浣庣殑鍔熻�楃壒鎬�锛屼娇鍏堕潪甯搁仼鍚堥浕姹犱緵闆荤郴绲�(t菕ng)銆�
渚涢浕闆诲鑼冨湇锛�2.7V - 5.5V
銆�銆�澧炵泭甯跺绌嶏細10MHz
銆�銆�杓稿叆鍋忕疆闆绘祦锛�1pA
銆�銆�杓稿叆闆诲鍣伈瀵嗗害锛�6nV/鈭欻z
銆�銆�杓稿嚭闆绘祦锛�30mA
銆�銆�鍏辨ā鎶戝埗姣�(CMRR)锛�105dB
銆�銆�闆绘簮闆绘祦锛氭瘡閫氶亾1.1mA
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
OPA2314 閬嬬畻鏀惧ぇ鍣ㄧ殑涓昏鐗规�у寘鎷細
銆�銆�1. 瓒呬綆杓稿叆鍋忕疆闆绘祦锛屽儏鐐� 1pA锛岀⒑淇濆叾閬╃敤浜庨珮闃绘姉婧愩��
銆�銆�2. 妤典綆鐨勮几鍏ラ浕澹撳櫔鑱插瘑搴︾偤 6nV/鈭欻z锛岄仼鍚堢簿瀵嗘脯閲忓拰闊抽牷鎳夌敤銆�
銆�銆�3. 鍦ㄦ暣鍊嬫韩搴﹁寖鍦嶅収锛屽叿鏈夊崜瓒婄殑鐩存祦绮惧害锛屽寘鎷� 105dB 鐨勫叡妯℃姂鍒舵瘮(CMRR) 鍜� 125dB 鐨勯浕婧愭姂鍒舵瘮(PSRR)銆�
銆�銆�4. 瀵鐩婂付瀵⿳ (10MHz) 纰轰繚浜嗗揩閫熷缓绔嬫檪闁撳拰绌�(w臎n)瀹氱殑鍕曟厠(t脿i)闊挎噳銆�
銆�銆�5. 闈滄厠(t脿i)闆绘祦鍍呯偤姣忛�氶亾 1.1mA锛岄檷浣庝簡绯荤当(t菕ng)鐨勬暣楂斿姛鑰�锛屽挨鍏堕仼鍚堜究鏀滃紡瑷倷銆�
銆�銆�6. 鎻愪緵灏忓瀷 VSSOP 灏佽锛屾湁鍔╀簬绡�(ji茅)鐪佸嵃鍒烽浕璺澘绌洪枔銆�
OPA2314 鍙唬娉涙噳鐢ㄤ簬浠ヤ笅闋樺煙锛�
銆�銆�1. 楂橀樆鎶楀偝鎰熷櫒鎺ュ彛锛屽鍏夐浕浜屾サ绠℃斁澶у櫒銆�
銆�銆�2. 閱�(y墨)鐧傝ō鍌欎腑鐨勪俊铏熻鐞�锛屼緥濡傚績鐜囩洠(ji膩n)娓剙鍜岃澹撹▓銆�
銆�銆�3. 闊抽牷铏曠悊闆昏矾锛屼緥濡傞亥鍏嬮ⅷ鍓嶇疆鏀惧ぇ鍣ㄦ垨鑰虫椹呭嫊鍣�銆�
銆�銆�4. 宸ユキ(y猫)鑷嫊鍖栦腑鐨勬暩鎿氶噰闆嗙郴绲�(t菕ng)銆�
銆�銆�5. 闆绘睜渚涢浕瑷倷涓殑浣庡姛鑰楅亱绠楁斁澶у櫒闇�姹傘��
銆�銆�6. 娓│鑸囨脯閲忓剙鍣ㄤ腑鐨勯珮鎬ц兘淇¤櫉璺緫绲勪欢銆�
OPA2365
銆�銆�OPA2134
銆�銆�LTC6240
