ADS122C04 鏅傞枔锛�2025/5/6 14:10:43 闁辫畝锛�23

ADS122C04 鏄竴娆句綆鍔熻€椼€侀珮绮惧害鐨� 24 浣� 螖-危妯℃暩(sh霉)杞�(zhu菐n)鎻涘櫒 (ADC)锛岀敱寰峰窞鍎€鍣� (TI) 鐢熺敘(ch菐n)銆傝┎鍣ㄤ欢鍏�(n猫i)缃彲绶ㄧ▼澧炵泭鏀惧ぇ鍣� (PGA)锛屾敮鎸佸绋几鍏ヨ寖鍦嶏紝骞朵笖闆嗘垚浜嗘尟钑╁櫒鍜屽熀婧�(zh菙n)绶╂矕鍣�锛屽緸鑰屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲�銆傚畠闈炲父閬╁悎闆绘睜渚涢浕鎳�(y墨ng)鐢紝渚嬪渚挎敎寮忛啱(y墨)鐧傝ō(sh猫)鍌�銆佸伐妤�(y猫)鍌虫劅鍣ㄥ拰娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝併€�
銆€銆€ADS122C04 鎻愪緵浜嗛潏娲荤殑閰嶇疆閬搁爡(xi脿ng)浠ュ強浣庡姛鑰楁ā寮�锛屼娇鍏惰兘澶犻仼鎳�(y墨ng)寤ｆ硾鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�

鍙冩暩(sh霉)

鍒嗚鲸鐜囷細24 浣�
銆€銆€鏈€澶ч噰妯ｉ€熺巼锛�20 SPS锛堟瘡绉掗噰妯ｆ暩(sh霉)锛�
銆€銆€闆绘簮闆诲锛�1.7V 鑷� 5.25V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆€銆€灏佽椤炲瀷锛歈FN-16 (4mm x 4mm)
銆€銆€PGA 澧炵泭锛�1, 2, 4, 8, 16, 32, 64, 128
銆€銆€绌嶅垎闈炵窔鎬ц宸� (INL)锛毬�1 LSB
銆€銆€鍏辨ā鎶戝埗姣� (CMRR)锛�>100 dB
銆€銆€淇″櫔姣� (SNR)锛�>110 dB

鐗规€�

ADS122C04 鐨勪富瑕佺壒鎬у寘鎷細
銆€銆€1. 鍏�(n猫i)缃� PGA 鏀寔寰� 卤20mV 鍒� 卤1V 鐨勮几鍏ヤ俊铏熻寖鍦嶏紝鐒￠渶澶栭儴鏀惧ぇ闆昏矾銆�
銆€銆€2. 瓒呬綆鍔熻€楄ō(sh猫)瑷�(j矛)锛屽緟姗�(j墨)妯″紡涓嬮浕娴佹秷鑰楀儏鐐� 200nA銆�
銆€銆€3. 鍙€氶亷 SPI 鎺ュ彛閫�(j矛n)琛屾暩(sh霉)瀛楅€氫俊锛岀啊鍖栬垏寰帶鍒跺櫒鐨勯€ｆ帴銆�
銆€銆€4. 闆嗘垚鎸暕鍣ㄥ拰鍩烘簴(zh菙n)绶╂矕鍣�锛屾笡灏戜簡灏嶅閮ㄦ檪閻樻簮鐨勯渶姹�銆�
銆€銆€5. 鏀寔鍠鎴栧樊鍒嗚几鍏ユā寮�锛屽寮�(qi谩ng)浜嗛潏娲绘€�銆�
銆€銆€6. 楂樼簿搴﹀拰楂樺垎杈ㄧ巼锛岄仼鍚堥渶瑕佺簿纰烘脯閲忕殑鎳�(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€7. 瀵浕婧愰浕澹撹寖鍦嶄娇寰楄┎鑺墖鍙互鍦ㄥ绋緵闆绘浠朵笅閬�(y霉n)琛屻€�

鎳�(y墨ng)鐢�

ADS122C04 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 閱�(y墨)鐧傝ō(sh猫)鍌欙細濡傞浕瀛愮Г銆佽澹撹▓(j矛)鍜岃绯栧剙绛夈€�
銆€銆€2. 宸ユキ(y猫)鑷嫊鍖栵細澹撳姏鍌虫劅鍣�銆佹祦閲忓偝鎰熷櫒鍜屽叾浠栫簿瀵嗘脯閲忕郴绲�(t菕ng)銆�
銆€銆€3. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝侊細鏅鸿兘瀹跺眳瑷�(sh猫)鍌欍€佹墜鎸佸紡鍎€琛ㄥ拰鐗╄伅(li谩n)缍�(w菐ng)绡€(ji茅)榛�(di菐n)銆�
銆€銆€4. 鐠�(hu谩n)澧冪洠(ji膩n)娓細姘ｉ珨妾㈡脯鍎€銆佹繒搴﹁▓(j矛)鍜屾韩鎺х郴绲�(t菕ng)銆�
銆€銆€5. 绉戝(xu茅)鍎€鍣細鏁�(sh霉)鎿�(j霉)閲囬泦妯″鍜屽(sh铆)椹�(y脿n)瀹ゆ脯瑭﹁缃�銆�