ADS7871 鏅�(sh铆)闁擄細2025/5/6 18:34:01 闁辫畝锛�28

ADS7871 鏄竴娆句綆鍔熻€椼€侀珮閫熺殑12浣嶆ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒锛圓DC锛�锛岄噰鐢ㄤ覆琛屽瑷�(sh猫)鎺ュ彛锛圫PI锛夐€�(j矛n)琛岄€氫俊銆傝┎鑺墖鍏锋湁杓冮珮鐨勫垎杈ㄧ巼鍜岄噰妯ｉ€熺巼锛岄仼鐢ㄤ簬闇€瑕佺簿纰烘ā鎿俊铏熸暩(sh霉)瀛楀寲鐨勬噳(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€ADS7871 鐨勮ō(sh猫)瑷�(j矛)鏃ㄥ湪鎻愪緵楂樼簿搴﹀拰闈堟椿鎬э紝閬╁悎宸ユキ(y猫)鎺у埗銆侀啱(y墨)鐧傝ō(sh猫)鍌欎互鍙婃暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)绛夐牁(l菒ng)鍩�銆傚叾鍏�(n猫i)閮ㄩ泦鎴愪簡閲囨ǎ淇濇寔鏀惧ぇ鍣紙SHA锛�锛岃兘澶犵⒑淇濆湪楂橀€熼噰妯ｆ檪(sh铆)淇濇寔淇¤櫉绌�(w臎n)瀹�銆�

鍙冩暩(sh霉)

鍒嗚鲸鐜囷細12浣�
銆€銆€鏈€澶ч噰妯ｉ€熺巼锛�200 kSPS
銆€銆€渚涢浕闆诲锛�4.5V 鑷� 5.5V
銆€銆€杓稿叆鑼冨湇锛氬柈妤垫€� 0V 鑷� VREF
銆€銆€鍙冭€冮浕澹撹寖鍦嶏細2.5V 鑷� 5V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€灏佽褰㈠紡锛歍SSOP-16

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ADS7871 鍏峰倷浠ヤ笅椤憲鐗规€э細
銆€銆€1. 楂橀€熸€ц兘锛氭敮鎸侀珮閬�(d谩) 200 kSPS 鐨勯噰妯ｇ巼锛屽彲婊胯冻瀵�(sh铆)鏅�(sh铆)鏁�(sh霉)鎿�(j霉)閲囬泦闇€姹傘€�
銆€銆€2. 闈堟椿鐨勫弮鑰冮浕澹擄細鐢ㄦ埗鍙互鏍规摎(j霉)鎳�(y墨ng)鐢ㄩ渶姹傞伕鎿囧閮ㄥ弮鑰冮浕澹�锛屽緸鑰屽劒(y艒u)鍖栧嫊鎱�(t脿i)鑼冨湇銆�
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銆€銆€5. 鍠杓稿叆锛氱啊鍖栦簡妯℃摤鍓嶇鐨勮ō(sh猫)瑷�(j矛)寰�(f霉)闆滃害銆�
銆€銆€6. SPI 鎺ュ彛鍏煎锛氭柟渚胯垏寰帶鍒跺櫒鎴栧叾浠栨暩(sh霉)瀛楅倧杓櫒浠堕€ｆ帴銆�

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ADS7871 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬闇€瑕侀珮鎬ц兘 ADC 鐨勯牁(l菒ng)鍩燂細
銆€銆€1. 宸ユキ(y猫)鑷嫊鍖栵細鐢ㄤ簬鍌虫劅鍣ㄤ俊铏熺殑鏁�(sh霉)瀛楀寲铏曠悊銆�
銆€銆€2. 閱�(y墨)鐧傝ō(sh猫)鍌欙細渚嬪蹇冮浕鍦栧剙锛圗CG锛夈€佽剤鎼忚姘у剙绛夊皪绮惧害瑕佹眰楂樼殑鍫存櫙銆�
銆€銆€3. 鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)锛氬澶氶€氶亾鏁�(sh霉)鎿�(j霉)閲囬泦鍗°€�
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