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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫�(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肩恫(w菐ng) > IC鐧剧 > ADS1240

ADS1240 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/6/3 13:24:19 鏌ョ湅 闁辫畝锛�9

ADS1240 鏄竴娆句綆鍔熻��銆侀珮绮惧害鐨� 24 浣嶆ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒 (ADC)锛岄噰鐢ㄩ�愭閫艰繎瀵勫瓨鍣� (SAR) 鏋舵(g貌u)銆傝┎鍣ㄤ欢鍏锋湁鍑鸿壊鐨勫櫔鑱叉�ц兘鍜岀窔鎬у害锛岄仼鐢ㄤ簬闇�瑕侀珮鍒嗚鲸鐜囧拰浣庡姛鑰楃殑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆傚叾鍏�(n猫i)缃殑澶氬��(g猫)鍔熻兘妯″娓涘皯浜嗗皪(du矛)澶栭儴绲勪欢鐨勯渶姹�锛屽緸鑰岄檷浣庝簡绯荤当(t菕ng)寰�(f霉)闆滄�у拰鎴愭湰銆�
銆�銆�ADS1240 鏀寔澶氱ó杓稿叆妯″紡锛屽寘鎷柈绔�銆佸樊鍒嗗拰鍋藉樊鍒嗚几鍏�锛岃兘澶犻潏娲婚仼鎳�(y墨ng)涓嶅悓鐨勪俊铏�(h脿o)閲囬泦闇�姹�銆傚悓鏅�(sh铆)锛屽畠閭勯泦鎴愪簡鍙法绋嬪鐩婃斁澶у櫒 (PGA) 鍜屽弮鑰冮浕澹撶珐娌栧櫒锛岀偤鐢ㄦ埗鎻愪緵浜嗘サ澶х殑瑷�(sh猫)瑷�(j矛)闈堟椿鎬�銆�

鍙冩暩(sh霉)

鍒嗚鲸鐜囷細24 浣�
銆�銆�鏈�澶ч噰妯ｇ巼锛�20 SPS
銆�銆�闆绘簮闆诲锛�2.7 V 鑷� 5.25 V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽椤炲瀷锛歍SSOP-20
銆�銆�绌嶅垎闈炵窔鎬ц宸� (INL)锛毬�3 LSB
銆�銆�宸垎闈炵窔鎬ц宸� (DNL)锛毬�1 LSB
銆�銆�杓稿叆鑼冨湇锛毬盫ref / PGA Gain
銆�銆�鍔熻�楋細鍏稿瀷鍊� 85 渭W @ 20 SPS

鐗规��

ADS1240 鍏峰倷浠ヤ笅涓昏鐗规�э細
銆�銆�1. 楂樼簿搴� 24 浣� SAR ADC锛屾彁渚涘崜瓒婄殑鍒嗚鲸鐜囧拰浣庡櫔鑱叉�ц兘銆�
銆�銆�2. 鍏�(n猫i)缃� PGA锛屾敮鎸佸鐩婂緸 1 鍒� 128 鐨勫彲绶ㄧ▼閬告搰锛屾豢瓒冲鍕�(d貌ng)鎱�(t脿i)鑼冨湇鎳�(y墨ng)鐢ㄩ渶姹�銆�
銆�銆�3. 闆嗘垚鍙冭�冮浕澹撶珐娌栧櫒锛岀⒑淇濈┅(w臎n)瀹氱殑鍙冭�冮浕澹撹几鍑�銆�
銆�銆�4. 澶氱ó杓稿叆妯″紡鏀寔锛屽寘鎷柈绔�銆佸樊鍒嗗拰鍋藉樊鍒嗚几鍏�锛屽寮�(qi谩ng)瑷�(sh猫)瑷�(j矛)闈堟椿鎬�銆�
銆�銆�5. 瓒呬綆鍔熻�楄ō(sh猫)瑷�(j矛)锛岄潪甯搁仼鍚堥浕姹犱緵闆昏ō(sh猫)鍌欏拰鍏朵粬灏�(du矛)鍔熻�楁晱鎰熺殑鎳�(y墨ng)鐢�銆�
銆�銆�6. 瀵伐浣滈浕澹撹寖鍦嶏紝鍏煎澶氱ó闆绘簮鐠�(hu谩n)澧�銆�
銆�銆�7. 灏忓瀷 TSSOP-20 灏佽锛岀瘈(ji茅)鐪� PCB 绌洪枔銆�
銆�銆�8. 宸ユキ(y猫)绱�(j铆)婧害鑼冨湇锛岄仼鐢ㄤ簬鍚勭ó鎯″姡鐠�(hu谩n)澧冧笅鐨勬脯(c猫)閲忎换鍕�(w霉)銆�

鎳�(y墨ng)鐢�

ADS1240 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)鍩燂紝渚嬪锛�
銆�銆�1. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栬垏閬庣▼鎺у埗涓殑鍌虫劅鍣ㄤ俊铏�(h脿o)閲囬泦銆�
銆�銆�2. 閱�(y墨)鐧傝ō(sh猫)鍌欙紝濡傞浕瀛愮Г銆佽绯栧剙鍜屼究鏀滃紡鍋ュ悍鐩�(ji膩n)娓�(c猫)瑁濈疆銆�
銆�銆�3. 绉戝(xu茅)鍎�鍣�锛屽寘鎷暩(sh霉)鎿�(j霉)瑷橀寗鍎�銆佹脯(c猫)瑭︽脯(c猫)閲忚ō(sh猫)鍌欑瓑銆�
銆�銆�4. 鏅鸿兘鍎�琛�锛屽姘磋〃銆佹埃琛ㄥ拰闆昏〃绛夎兘婧愯▓(j矛)閲忚ō(sh猫)鍌�銆�
銆�銆�5. 鐠�(hu谩n)澧冪洠(ji膩n)娓�(c猫)绯荤当(t菕ng)锛岀敤浜庣┖姘ｈ唱(zh矛)閲忋�佸湡澹ゆ繒搴︾瓑鍙冩暩(sh霉)鐨勭簿纰烘脯(c猫)閲�銆�
銆�銆�6. 娑堣不(f猫i)闆诲瓙鐢�(ch菐n)鍝�锛屽瑙告帶灞忓鍔涙娓�(c猫)鍜屾墜鍕�(sh矛)璀�(sh铆)鍒ヨō(sh猫)鍌欍��

鏇夸唬鍨嬭櫉(h脿o)

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