鏅傞枔锛�2025/5/6 13:17:24
闁辫畝锛�26
ADS8556 鏄竴娆� 16 浣嶅垎杈ㄧ巼鐨勯�愭閫艰繎瀵勫瓨鍣� (SAR) 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欢鍏锋湁浣庡姛鑰�銆侀珮鎬ц兘鍜岄珮闆嗘垚搴︾殑鐗归粸锛屽唬娉涙噳鐢ㄤ簬宸ユキ(y猫)鎺у埗銆佹暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆侀啱(y墨)鐧傝ō鍌欎互鍙婂叾浠栭渶瑕侀珮绮惧害淇¤櫉铏曠悊鐨勫牬鍚�銆�
銆�銆�ADS8556 鎻愪緵浜嗕竴鍊嬮潏娲荤殑杓稿叆鏋舵(g貌u)锛屾敮鎸佸柈绔拰宸垎杓稿叆妯″紡锛屽苟涓旈泦鎴愪簡涓�鍊嬬墖鍏�(n猫i)鍙冭�冪珐娌栧櫒鍜岄噰妯ｄ繚鎸侀浕璺�銆傞�欎簺鐗规�т娇寰楄┎鍣ㄤ欢鑳藉绨″寲绯荤当(t菕ng)瑷▓骞舵笡灏戝鍦嶅厓浠剁殑闇�姹�銆�
鍒嗚鲸鐜囷細16浣�
銆�銆�閲囨ǎ閫熺巼锛�200 kSPS
銆�銆�杓稿叆闆诲鑼冨湇锛�0V 鑷� Vref
銆�銆�闆绘簮闆诲锛�2.7V 鑷� 5.25V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +125掳C
銆�銆�灏佽褰㈠紡锛歍SSOP-24
銆�銆�淇″櫔姣�(SNR)锛�92 dB
銆�銆�鐒￠洔鏁ｅ嫊鎱�(t脿i)鑼冨湇(SFDR)锛�100 dB
ADS8556 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂樼簿搴� 16 浣� SAR ADC 鏋舵(g貌u)锛岀⒑淇濅簡鍑鸿壊鐨勭窔鎬у拰浣庡櫔鑱叉�ц兘銆�
銆�銆�2. 鍏�(n猫i)缃� 2.048V 绮惧瘑鍩烘簴婧�锛屾笡灏戜簡灏嶅閮ㄥ熀婧栨簮鐨勯渶姹傘��
銆�銆�3. 鍙厤缃殑杓稿叆澶氳矾寰╃敤鍣ㄦ敮鎸佸閬� 8 鍊嬭几鍏ラ�氶亾鐨勯伕鎿�锛岄仼鐢ㄤ簬澶氶�氶亾鎳夌敤銆�
銆�銆�4. 鎻愪緵鍠鎴栧叏宸垎杓稿叆閬搁爡锛屽鍔犱簡绯荤当(t菕ng)鐨勯潏娲绘��銆�
銆�銆�5. 浣庡姛鑰楄ō瑷堬紝鍦� 5V 渚涢浕鏅傚儏娑堣�� 15mW锛堝吀鍨嬪�硷級銆�
銆�銆�6. 鐗囧収(n猫i)闆嗘垚閲囨ǎ淇濇寔鏀惧ぇ鍣� (SHA)锛岀啊鍖栦簡鍓嶇椹�(q奴)鍕曡ō瑷�銆�
銆�銆�7. 鏀寔 SPI 鍏煎涓茶鎺ュ彛锛屾柟渚胯垏寰帶鍒跺櫒鎴� DSP 閫ｆ帴銆�
銆�銆�8. 宸ユキ(y猫)绱氬婧害鑼冨湇锛岄仼鐢ㄤ簬鎯″姡鐠�(hu谩n)澧冧笅鐨勬噳鐢ㄣ��
ADS8556 涓昏鎳夌敤浜庝互涓嬮牁(l菒ng)鍩燂細
銆�銆�1. 宸ユキ(y猫)鑷嫊鍖栦腑鐨勭簿瀵嗘暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆�
銆�銆�2. 閱�(y墨)鐧傝ō鍌欙紝渚嬪蹇冮浕鍦� (ECG) 鍜岃秴鑱叉尝鎴愬儚銆�
銆�銆�3. 娓│鑸囨脯閲忚ō鍌�锛屽鏁�(sh霉)瀛楄惉鐢ㄨ〃鍜岀ず娉㈠櫒銆�
銆�銆�4. 閫氫俊鍩虹(ch菙)瑷柦涓殑淇¤櫉瑾�(di脿o)鐞嗗拰鐩�(ji膩n)鎺фā濉�銆�
銆�銆�5. 鏁�(sh霉)鎿�(j霉)瑷橀寗鍎�鍜屽偝鎰熷櫒鎺ュ彛锛岀敤浜庣簿纰烘崟鎹夋ā鎿俊铏�銆�
銆�銆�6. 鑳介噺绠＄悊绯荤当(t菕ng)鐨勫姛鐜囩洠(ji膩n)娓姛鑳�銆�
ADS8554, ADS8555
