鏅傞枔锛�2025/5/13 19:05:16
闁辫畝锛�23
AD7691 鏄竴娆鹃珮鎬ц兘銆佷綆鍔熻�楃殑 18 浣嶉�愭閫艰繎瀵勫瓨鍣�(SAR)鍨嬫ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒(ADC)锛岄噰鐢� iFCP 灏佽銆傚畠鍏�(n猫i)缃簡涓�鍊嬩綆鍣伈鍓嶇绶╂矕鍣紝鑳藉铏曠悊楂橀仈 10 kHz 鐨勮几鍏ラ牷鐜囦俊铏�銆傝┎鍣ㄤ欢鏀寔鍠鍜屽樊鍒嗚几鍏ユā寮�锛屽苟鍏峰倷涓�鍊嬪収(n猫i)閮ㄩ珮绮惧害鍩烘簴闆诲婧�銆傚叾鍑鸿壊鐨勭窔鎬у害鍜屼綆鍔熻�楃壒鎬т娇鍏堕潪甯搁仼鍚堝伐妤�(y猫)鑷嫊鍖栥�侀啱(y墨)鐧傚剙鍣�銆佹暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)绛夋噳(y墨ng)鐢ㄣ��
銆�銆�AD7691BRMZ-RL7 鏄� AD7691 鐨勫叿楂斿皝瑁濆瀷铏�锛岄噰鐢� 24 寮曡叧 MSOP 灏佽銆�
鍒嗚鲸鐜囷細18 浣�
銆�銆�閲囨ǎ閫熺巼锛�500 kSPS
銆�銆�闆绘簮闆诲锛�2.7 V 鑷� 5.25 V
銆�銆�杓稿叆鑼冨湇锛毬�10 V锛堜娇鐢ㄥ閮ㄥ熀婧栵級
銆�銆�淇″櫔姣�(SNR)锛�99.5 dB
銆�銆�绌嶅垎闈炵窔鎬�(INL)锛毬�2 LSB
銆�銆�宸垎闈炵窔鎬�(DNL)锛毬�1 LSB
銆�銆�鍔熻�楋細15 mW锛堝吀鍨嬪�硷紝鍦� 5V 渚涢浕涓嬶級
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�24 寮曡叧 MSOP
AD7691 鎻愪緵浜嗗崜瓒婄殑鍕曟厠(t脿i)鎬ц兘鍜屼綆鍔熻�楃壒榛�锛屼娇鍏堕潪甯搁仼鍚堝皪绮惧害瑕佹眰杓冮珮鐨勬噳(y墨ng)鐢ㄧ挵(hu谩n)澧�銆傚叾鍏�(n猫i)缃殑浣庡櫔鑱茬珐娌栧櫒绨″寲浜嗘ā鎿墠绔ō(sh猫)瑷�锛岀劇闇�椤嶅鐨勯﹨(q奴)鍕曟斁澶у櫒銆傛澶栵紝瑭插櫒浠跺叿鏈夐潏娲荤殑杓稿叆閰嶇疆閬搁爡锛屽彲杓曟澗閬╂噳(y墨ng)涓嶅悓鐨勪俊铏熸簮闇�姹傘��
銆�銆�鍏朵富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂橀仈 18 浣嶇殑鐒″け纰兼�ц兘锛岀⒑淇濅簡妤甸珮鐨勬脯閲忕簿搴�銆�
銆�銆�2. 鍏�(n猫i)缃殑楂樼簿搴﹀熀婧栨簮娓涘皯浜嗗皪澶栭儴绮惧瘑鍏冧欢鐨勯渶姹傦紝寰炶�岄檷浣庝簡鏁撮珨瑙ｆ焙鏂规鐨勬垚鏈�銆�
銆�銆�3. 鏀寔鍠鍜屽樊鍒嗚几鍏�锛屽寮蜂簡绯荤当(t菕ng)鐨勬姉骞叉摼鑳藉姏銆�
銆�銆�4. 瀵伐浣滈浕澹撹寖鍦嶅厑瑷卞湪澶氱ó闆绘簮鐠�(hu谩n)澧冧笅绌�(w臎n)瀹氶亱琛�銆�
銆�銆�5. 妤典綆鐨勫姛鑰楄ō(sh猫)瑷堝欢闀蜂簡闆绘睜渚涢浕瑷�(sh猫)鍌欑殑宸ヤ綔鏅傞枔銆�
銆�銆�6. 宸ユキ(y猫)绱氬婧寖鍦嶄繚璀変簡鍏跺湪鎯″姡鐠�(hu谩n)澧冧腑鐨勫彲闈犳��銆�
AD7691 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇�瑕侀珮绮惧害鏁�(sh霉)鎿�(j霉)閲囬泦鐨勯牁(l菒ng)鍩�锛屽寘鎷絾涓嶉檺浜庝互涓嬫柟闈細
銆�銆�1. 宸ユキ(y猫)鑷嫊鍖栬垏閬庣▼鎺у埗锛氱敤浜庡鍔涘偝鎰熷櫒銆佹韩搴﹀偝鎰熷櫒鍜屽叾浠栧伐妤�(y猫)鍌虫劅鍣ㄧ殑鏁�(sh霉)鎿�(j霉)閲囬泦銆�
銆�銆�2. 閱�(y墨)鐧傝ō(sh猫)鍌欙細濡傜梾浜虹洠(ji膩n)璀峰剙銆佽秴鑱叉尝瑷�(sh猫)鍌欑瓑锛岃姹傞珮绮惧害鍜屼綆鍣伈鐨勬噳(y墨ng)鐢�銆�
銆�銆�3. 娓│鑸囨脯閲忓剙鍣細绀烘尝鍣�銆侀牷璀滃垎鏋愬剙绛夐珮绔脯瑭﹁ō(sh猫)鍌�銆�
銆�銆�4. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)锛氫究鏀滃紡鏁�(sh霉)鎿�(j霉)瑷橀寗鍎�銆佺挵(hu谩n)澧冪洠(ji膩n)娓郴绲�(t菕ng)绛夈��
銆�銆�5. 閫氫俊绯荤当(t菕ng)锛氱敤浜庡皠闋绘帴鏀舵涓殑涓牷淇¤櫉鏁�(sh霉)瀛楀寲铏曠悊銆�
銆�銆�鐢变簬鍏堕珮绮惧害鍜屼綆鍔熻�楃壒鎬э紝AD7691 鎴愮偤閫欎簺鎳�(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�
AD7690, AD7682, AD7681
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