鏅傞枔锛�2025/5/6 13:24:17
闁辫畝锛�26
ADS7947 鏄竴娆剧敱寰峰窞鍎�鍣紙TI锛夌敓鐢㈢殑8浣嶆ā鏁�(sh霉)杞夋彌鍣紙ADC锛�锛岄噰鐢ㄤ覆琛屽瑷帴鍙ｏ紙SPI锛�銆傚畠鍏锋湁浣庡姛鑰椼�侀珮闆嗘垚搴﹀拰蹇�熻綁鎻涙檪闁撶殑鐗归粸锛岄仼鐢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)浠ュ強渚挎敎寮忚ō鍌欑瓑鎳夌敤闋樺煙銆�
銆�銆�瑭插櫒浠堕泦鎴愪簡澶氬�嬪姛鑳芥ā濉婏紝渚嬪鐗囦笂鍩烘簴闆诲婧�銆佸彲绶ㄧ▼澧炵泭鏀惧ぇ鍣紙PGA锛�銆佷互鍙婇潏娲荤殑杓稿叆鑼冨湇閬告搰銆傞�欎簺鐗规�т娇寰� ADS7947 鎴愮偤闇�瑕侀珮鎬ц兘妯℃摤淇¤櫉铏曠悊鐨勬噳鐢ㄧ殑鐞嗘兂閬告搰銆�
鍒嗚鲸鐜囷細8浣�
銆�銆�鏈�澶ч噰妯ｉ�熺巼锛�2 MSPS
銆�銆�渚涢浕闆诲锛�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�灏佽褰㈠紡锛歍SSOP (20 寮曡叧)
銆�銆�杓稿叆椤炲瀷锛氬柈绔�/鍋藉樊鍒�
銆�銆�鍙冭�冮浕澹擄細鍏ч儴 2.048V
銆�銆�淇″櫔姣旓細绱� 50 dB
銆�銆�闆绘簮闆绘祦锛�3 mA锛堝吀鍨嬪�硷級
ADS7947 鎻愪緵浜嗗绋鐢ㄧ殑鍔熻兘鐗规�т互澧炲挤鍏堕仼鐢ㄦ�э細
銆�銆�1. 鍏х疆 PGA 鏀惧ぇ鍣ㄥ彲浠ユ彁渚� 1 鍒� 16 鐨勫鐩婅ō缃紝閫欐湁鍔╀簬铏曠悊杓冨皬鐨勮几鍏ヤ俊铏�銆�
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銆�銆�5. 楂橀�熻綁鎻涙檪闁撳拰浣庡姛鑰楄ō瑷堜娇鍏堕潪甯搁仼鍚堜究鏀滃紡闆绘睜渚涢浕瑷倷銆�
銆�銆�6. 瀵伐浣滈浕澹撹寖鍦嶅拰鎿村睍鐨勫伐浣滄韩搴﹁寖鍦嶇⒑淇濅簡鍏跺湪鍚勭ó鐠�(hu谩n)澧冧笅鐨勫彲闈犳��銆�
ADS7947 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 宸ユキ(y猫)鑷嫊鍖栦腑鐨勯亷绋嬫帶鍒跺拰鍌虫劅鍣ㄦ帴鍙�銆�
銆�銆�2. 閱�(y墨)鐧傝ō鍌欏琛�澹撹▓銆佽绯栧剙鍜屽叾浠栦究鏀滃紡鍋ュ悍鐩�(ji膩n)娓缃�銆�
銆�銆�3. 娑堣不闆诲瓙椤炵敘鍝�锛屽寘鎷Ц鎽稿睆鎺у埗鍣ㄥ拰瀹剁敤闆诲櫒涓殑鏁�(sh霉)鎿�(j霉)閲囬泦銆�
銆�銆�4. 娓│娓噺鍎�鍣�锛屽鏁�(sh霉)瀛楄惉鐢ㄨ〃鍜岀ず娉㈠櫒鍓嶇鐨勬暩(sh霉)鎿�(j霉)杞夋彌銆�
銆�銆�5. 閫氫俊绯荤当(t菕ng)涓皪妯℃摤淇¤櫉閫茶鏁�(sh霉)瀛楀寲铏曠悊鐨勯儴鍒�銆�
銆�銆�鐢变簬鍏朵綆鍔熻�楀拰楂樼簿搴︾壒榛�锛屼篃閬╁悎鐢ㄤ簬閬犵▼鐩�(ji膩n)鎺у拰鐗╄伅(li谩n)缍茬瘈(ji茅)榛炰腑鐨勪俊铏熻鐞�銆�
ADS7846, ADS7948
