鏅傞枔锛�2025/4/28 13:25:36
闁辫畝锛�34
AD9744鏄竴娆鹃珮鎬ц兘鐨�14浣嶆暩(sh霉)妯¤綁鎻涘櫒锛圖AC锛�锛岄噰鐢ㄥ厛閫茬殑CMOS宸ヨ棟鍒堕��銆傚畠鑳藉浠ラ珮閬�250 MSPS鐨勬洿鏂伴�熺巼宸ヤ綔锛岄仼鐢ㄤ簬閫氫俊銆佹脯瑭︽脯閲忓拰闆烽仈绛夐珮閫熶俊铏熻檿鐞嗛牁鍩�銆傝┎鍣ㄤ欢鍏锋湁妤典綆鐨勫姛鑰�锛屽苟闆嗘垚浜嗗绋姛鑳芥ā濉婁互绨″寲绯荤当(t菕ng)瑷▓銆�
銆�銆�AD9744鎻愪緵涓�鍊嬪柈绔ā鎿几鍑猴紝骞舵敮鎸侀�氶亷涓茶鎴栧苟琛屾帴鍙ｉ�茶鏁�(sh霉)瀛楁暩(sh霉)鎿�(j霉)杓稿叆銆傚叾鏋舵瑷▓纰轰繚浜嗗劒(y艒u)鑹殑绶氭�у害鍜屽嫊鎱�(t脿i)鎬ц兘锛岄仼鍚堜簬闇�瑕侀珮绮惧害鍜屽甯跺鐨勬噳鐢ㄥ牬鏅�銆�
鍒嗚鲸鐜囷細14浣�
銆�銆�鏇存柊閫熺巼锛�250 MSPS
銆�銆�闆绘簮闆诲锛�1.8 V (鍏ф牳) / 3.3 V (I/O)
銆�銆�杓稿嚭鑼冨湇锛�0 V 鑷� VREF
銆�銆�宸垎闈炵窔鎬э紙DNL锛夛細卤0.6 LSB
銆�銆�绌嶅垎闈炵窔鎬э紙INL锛夛細卤1.5 LSB
銆�銆�鐒￠洔鏁ｅ嫊鎱�(t脿i)鑼冨湇锛圫FDR锛夛細78 dBc锛堝吀鍨嬪�硷級
銆�銆�绺借娉㈠け鐪燂紙THD锛夛細-82 dB锛堝吀鍨嬪�硷級
銆�銆�淇″櫔姣旓紙SNR锛夛細72 dB锛堝吀鍨嬪�硷級
銆�銆�灏佽椤炲瀷锛歍QFP-48
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
AD9744鍏锋湁鍗撹秺鐨勫嫊鎱�(t脿i)鎬ц兘锛岃兘澶犲湪楂橀牷姊濅欢涓嬩繚鎸佽純浣庣殑澶辩湡鍜屽櫔鑱叉按骞�銆�
銆�銆�瀹冨収缃熀婧栭浕澹撴簮锛屽彲浠ユ笡灏戝閮ㄥ厓浠堕渶姹傚苟鎻愰珮绯荤当(t菕ng)鐨勭┅(w臎n)瀹氭��銆�
銆�銆�鏀寔闂滄柗妯″紡锛屽湪涓嶉渶瑕佸伐浣滄檪鍙皣鍔熻�楅檷鑷虫渶浣�銆�
銆�銆�鍏峰倷鎺夐浕妾㈡脯鍔熻兘锛屽彲浠ュ湪鐣板父鎯呮硜涓嬩繚璀疯ō鍌�銆�
銆�銆�鐗囦笂闆嗘垚鐨勯帠瀛樺櫒鍏佽ū鐢ㄦ埗闈堟椿閰嶇疆鎿嶄綔妯″紡銆�
銆�銆�DAC杓稿嚭缍撻亷鍎�(y艒u)鍖栬ō瑷�锛屽彲浠ョ洿鎺ラ﹨鍕�50 惟璨犺級鑰岀劇闇�椤嶅绶╂矕鏀惧ぇ鍣ㄣ��
銆�銆�姝ゅ锛岄倓鎻愪緵浜嗗绋渷闆婚伕闋呬互鍙婂悓姝ユ竻闆跺紩鑵充互澧炲挤鎳夌敤闈堟椿鎬�銆�
銆�銆�鍏跺皬灏哄灏佽浣垮叾闈炲父閬╁悎绌洪枔鍙楅檺鐨勮ō瑷堢挵(hu谩n)澧�銆�
AD9744寤ｆ硾鎳夌敤浜庡悇绋渶瑕侀珮閫�銆侀珮鍒嗚鲸鐜嘍AC鐨勫牬鍚�锛屼緥濡傦細
銆�銆�杌熶欢瀹氱京鐒＄窔闆伙紙SDR锛夌郴绲�(t菕ng)涓殑鍩哄付淇¤櫉鐢熸垚銆�
銆�銆�鐒＄窔閫氫俊鍩虹瑷柦涓殑鐩存帴璁婇牷鐧�(f膩)灏勬銆�
銆�銆�娓│鑸囨脯閲忚ō鍌�锛屽浠绘剰娉㈠舰鐧�(f膩)鐢熷櫒鍜屾暩(sh霉)瀛楀寲鍎�銆�
銆�銆�瓒呰伈鎴愬儚鍜屽叾浠栭啱(y墨)瀛告垚鍍忔妧琛撱��
銆�銆�宸ユキ(y猫)鑷嫊鍖栨帶鍒跺拰鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆�
銆�銆�闆烽仈鍜岄浕瀛愭埌(zh脿n)绯荤当(t菕ng)鐨勪俊铏熶豢鐪�銆�
銆�銆�闊抽牷淇¤櫉铏曠悊闋樺煙銆�
AD9739A, AD9748, MAX5882
