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鎮ㄥソ锛屾杩庝締(l谩i)鍒扮董搴�(k霉)闆诲瓙甯傚牬(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�(g貌u)缍�(w菐ng) > IC鐧剧 > AD7821BQ

AD7821BQ 鐧�(f膩)甯冩檪(sh铆)闁� 鏅�(sh铆)闁擄細2025/5/8 8:32:31 鏌ョ湅 闁辫畝锛�54

AD7821BQ 鏄竴娆鹃珮鎬ц兘銆佷綆鍔熻�楃殑 12 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)銆傚畠鍏锋湁蹇�熻綁(zhu菐n)鎻涙檪(sh铆)闁擄紝閬╁悎闇�瑕侀珮绮惧害鍜岄珮閫熸暩(sh霉)鎿�(j霉)閲囬泦鐨勬噳(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�
銆�銆�瑭插櫒浠跺収(n猫i)缃噰妯ｄ繚鎸佹斁澶у櫒 (SHA) 鍜岀墖涓婂弮鑰冪珐娌栧櫒锛岃兘澶犵啊(ji菐n)鍖栬ō(sh猫)瑷�(j矛)骞舵笡灏戝鍦嶅厓浠舵暩(sh霉)閲�銆侫D7821BQ 鏀寔涓夋厠(t脿i)杓稿嚭锛屽彲浠ヨ垏寰帶鍒跺櫒鎴� DSP 绯荤当(t菕ng)鐒�(w煤)绺�ｆ帴銆傚叾宸ヤ綔闆诲鑼冨湇鐐� 4.75V 鑷� 5.25V锛岄仼鍚堝悇绋伐妤�(y猫)鍜岄啱(y墨)鐧傛噳(y墨ng)鐢�銆�

鍙冩暩(sh霉)

鍒嗚鲸鐜囷細12 浣�
銆�銆�杞�(zhu菐n)鎻涙檪(sh铆)闁擄細3 寰
銆�銆�杓稿叆鑼冨湇锛�0 鑷� VREF
銆�銆�闆绘簮闆诲锛�4.75V 鑷� 5.25V
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�28 寮曡叧 SOIC

鐗规��

AD7821BQ 鐨勪富瑕佺壒鎬у寘鎷細
銆�銆�1. 楂橀�� 12 浣� SAR ADC锛岀⒑淇濆湪楂樼簿搴︿笅鎻愪緵蹇�熺殑鏁�(sh霉)鎿�(j霉)杞�(zhu菐n)鎻涜兘鍔�銆�
銆�銆�2. 鍏�(n猫i)缃噰妯ｄ繚鎸佹斁澶у櫒锛屾敮鎸侀珮閬�(d谩) 6MHz 鐨勮几鍏ヤ俊铏�(h脿o)闋荤巼銆�
銆�銆�3. 鎻愪緵绮剧⒑鐨勫収(n猫i)閮ㄥ熀婧�(zh菙n)闆诲婧�锛屽苟鍙�氶亷(gu貌)澶栭儴鍩烘簴(zh菙n)閫�(j矛n)涓�姝ュ劒(y艒u)鍖栨�ц兘銆�
銆�銆�4. 鐗囦笂鍙冭�冪珐娌栧櫒鍏佽ū浣跨敤浣庢垚鏈殑澶栭儴鍩烘簴(zh菙n)婧�锛屽悓鏅�(sh铆)淇濇寔浣庡櫔鑱叉�ц兘銆�
銆�銆�5. 鍏煎澶氱ó寰帶鍒跺櫒绺界窔鎺ュ彛锛屾敮鎸佽強鑺遍張妯″紡浠ュ(sh铆)鐝�(xi脿n)澶氳矾鎿�(ku貌)灞�銆�
銆�銆�6. 宸ヤ綔闆绘祦浣庤嚦 10mA锛堝吀鍨嬪�硷級锛屽緟姗�(j墨)闆绘祦鍍呯偤 20uA锛岄潪甯搁仼鍚堝皪(du矛)鍔熻�楁晱鎰熺殑瑷�(sh猫)瑷�(j矛)銆�
銆�銆�7. 鍙厤缃殑杓稿叆澶氳矾寰�(f霉)鐢ㄥ櫒鏀寔澶氶仈(d谩) 8 鍊�(g猫)妯℃摤杓稿叆閫氶亾锛屾笡灏戜簡灏�(du矛)澶栭儴澶氳矾寰�(f霉)鐢ㄥ櫒鐨勯渶姹傘��
銆�銆�8. 鎻愪緵瀹屾暣鐨勭‖浠跺拰杌熶欢鍏煎鎬�锛屼究浜庣郴绲�(t菕ng)鍗囩礆(j铆)鍜岀董璀�(h霉)銆�

鎳�(y墨ng)鐢�

AD7821BQ 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 宸ユキ(y猫)鑷嫊(d貌ng)鍖栨帶鍒朵腑鐨勬暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆�
銆�銆�2. 閱�(y墨)鐧傝ō(sh猫)鍌�锛屽蹇冮浕鍦栧剙 (ECG) 鍜屾偅鑰呯洠(ji膩n)璀�(h霉)瑷�(sh猫)鍌欍��
銆�銆�3. 閫氫俊瑷�(sh猫)鍌欎腑鐨勪俊铏�(h脿o)瑾�(di脿o)鐞嗗拰鐩�(ji膩n)娓�(c猫)銆�
銆�銆�4. 娑堣不(f猫i)椤為浕瀛愮敘(ch菐n)鍝侊紝渚嬪渚挎敎寮忛煶闋昏ō(sh猫)鍌�銆�
銆�銆�5. 娓�(c猫)瑭︽脯(c猫)閲�?j墨)x鍣�锛屽鏁�(sh霉)瀛楄惉(w脿n)鐢ㄨ〃鍜岀ず娉㈠櫒銆�
銆�銆�6. 姹借粖闆诲瓙涓殑鍌虫劅鍣ㄦ帴鍙ｅ拰瑷烘柗绯荤当(t菕ng)銆�
銆�銆�鍏堕珮绮惧害鍜屼綆鍔熻�楃壒榛�(di菐n)浣垮叾鎴愮偤鐪惧楂樻�ц兘鎳�(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰銆�

鏇夸唬鍨嬭櫉(h脿o)

AD7821BRQZ, AD7821BCPZ

ad7821bq鎺ㄨ枽渚涙噳(y墨ng)鍟� 鏇村>

  • 鐢�(ch菐n)鍝佸瀷铏�(h脿o)
  • 渚涙噳(y墨ng)鍟�
  • 鏁�(sh霉)閲�
  • 寤犲晢
  • 灏佽/鎵硅櫉(h脿o)
  • 瑭㈠児(ji脿)

ad7821bq璩囨枡 鏇村>

  • 鍨嬭櫉(h脿o)
  • 鎻忚堪
  • 鍝佺墝
  • 闁辫涓嬭級

ad7821bq鍙冩暩(sh霉)

  • 妯�(bi膩o)婧�(zh菙n)鍖呰18
  • 椤炲垾闆嗘垚闆昏矾 (IC)
  • 瀹跺涵鏁�(sh霉)鎿�(j霉)閲囬泦 - 妯℃暩(sh霉)杞�(zhu菐n)鎻涘櫒
  • 绯诲垪-
  • 浣嶆暩(sh霉)8
  • 閲囨ǎ鐜囷紙姣忕锛�1M
  • 鏁�(sh霉)鎿�(j霉)鎺ュ彛骞惰伅(li谩n)
  • 杞�(zhu菐n)鎻涘櫒鏁�(sh霉)鐩�3
  • 鍔熺巼鑰楁暎锛堟渶澶э級50mW
  • 闆诲闆绘簮闆� ±
  • 宸ヤ綔婧害-40°C ~ 85°C
  • 瀹夎椤炲瀷閫氬瓟
  • 灏佽/澶栨20-CDIP锛�0.300"锛�7.62mm锛�
  • 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁�20-CDFP
  • 鍖呰绠′欢
  • 杓稿叆鏁�(sh霉)鐩拰椤炲瀷1 鍊�(g猫)鍠锛屽柈妤碉紱1 鍊�(g猫)鍠锛岄洐妤�锛�1 鍊�(g猫)宸垎锛屽柈妤�锛�1 鍊�(g猫)宸垎锛岄洐妤�