鏅傞枔锛�2025/5/6 19:23:33
闁辫畝锛�26
ADS5483 鏄竴娆鹃珮閫�銆佷綆鍔熻�楃殑 14 浣嶆ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒锛圓DC锛�锛岀敱寰峰窞鍎�鍣紙TI锛夌敓鐢�(ch菐n)銆傚畠鐨勫伐浣滈牷鐜囬珮閬� 250 MSPS锛岄仼鍚堜簬閫氫俊銆侀啱(y墨)鐧傛垚鍍忓拰娓│娓噺绛夐渶瑕侀珮閲囨ǎ鐜囩殑鎳夌敤鍫存櫙銆�
銆�銆�瑭茶姱鐗囬噰鐢� CMOS 宸ヨ棟鍒堕�狅紝鍏锋湁鍑鸿壊鐨勫嫊鎱�(t脿i)鎬ц兘鍜岀窔鎬у害锛屽悓鏅傛敮鎸佸柈绔垨宸垎杓稿叆妯″紡銆傚叾鍏�(n猫i)缃熀婧栭浕澹撴簮鍜岄噰妯ｄ繚鎸侀浕璺紝绨″寲浜嗙郴绲�(t菕ng)瑷▓銆�
鍒嗚鲸鐜囷細14 浣�
銆�銆�鏈�澶ч噰妯ｉ�熺巼锛�250 MSPS
銆�銆�妯℃摤杓稿叆鑼冨湇锛�2 Vpp
銆�銆�淇″櫔姣旓紙SNR锛夛細74.5 dBFS锛堝吀鍨嬪�硷紝浣跨敤 Nyquist 杓稿叆闋荤巼锛�
銆�銆�鐒￠洔鏁ｅ嫊鎱�(t脿i)鑼冨湇锛圫FDR锛夛細91 dBc锛堝吀鍨嬪��锛屼娇鐢� Nyquist 杓稿叆闋荤巼锛�
銆�銆�闆绘簮闆诲锛�1.9 V 鑷� 3.6 V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽椤炲瀷锛歍QFP-64锛�9 mm 脳 9 mm锛�
ADS5483 鍏锋湁浠ヤ笅闂滈嵉鐗规�э細
銆�銆�1. 楂橀�熼噰妯ｈ兘鍔�锛屾敮鎸侀珮閬� 250 MSPS 鐨勯噰妯ｇ巼锛岄仼鐢ㄤ簬瀵付淇¤櫉閲囬泦銆�
銆�銆�2. 鍏�(n猫i)缃噰妯ｄ繚鎸佹斁澶у櫒锛圫HA锛夛紝鑳藉铏曠悊鍠鎴栧樊鍒嗚几鍏ヤ俊铏�銆�
銆�銆�3. 鏀寔闈堟椿鐨勬檪閻樿几鍏ユā寮�锛屽寘鎷� DC 鑷� 250 MHz 鐨勫鑼冨湇鏅傞悩闋荤巼銆�
銆�銆�4. 鎻愪緵鍑鸿壊鐨勫嫊鎱�(t脿i)鎬ц兘锛孲NR 鍜� SFDR 鍒嗗垾閬斿埌 74.5 dB 鍜� 91 dBc銆�
銆�銆�5. 鍏�(n猫i)閮ㄩ泦鎴愬弮鑰冮浕澹撴簮锛屾笡灏戜簡灏嶅閮ㄥ厓浠剁殑闇�姹�銆�
銆�銆�6. 绡�(ji茅)闆绘ā寮忎笅鍙’钁楅檷浣庡姛鑰�锛屼究浜庝究鏀滃紡瑷倷鎳夌敤銆�
銆�銆�7. 灏忓瀷 TQFP-64 灏佽锛岄仼鍚堢┖闁撳彈闄愮殑瑷▓銆�
銆�銆�8. 鎻愪緵鍏ㄩ潰鐨勬暩(sh霉)瀛楁帴鍙ｉ伕闋咃紝鍖呮嫭 CMOS 鍜� LVDS 杓稿嚭鏍煎紡銆�
ADS5483 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 閫氫俊鍩虹瑷柦锛屽杌熶欢瀹氱京鐒＄窔闆伙紙SDR锛�銆佽渹绐╁熀绔欐帴鏀舵鍜屽厜绾栭�氫俊绯荤当(t菕ng)銆�
銆�銆�2. 閱�(y墨)鐧傛垚鍍忚ō鍌�锛屼緥濡傝秴鑱叉尝鎺冩弿鍎�鍜� X 灏勭窔鎺㈡脯鍣�銆�
銆�銆�3. 娓│鑸囨脯閲忓剙鍣�锛屽寘鎷ず娉㈠櫒銆侀牷璀滃垎鏋愬剙鍜屾暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)銆�
銆�銆�4. 闆烽仈鍜岃(w猫i)鏄熼�氫俊绯荤当(t菕ng)涓殑淇¤櫉铏曠悊銆�
銆�銆�5. 宸ユキ(y猫)鑷嫊鍖栬ō鍌欎腑鐨勭簿瀵嗘暩(sh霉)鎿�(j霉)閲囬泦妯″銆�
銆�銆�6. 鏁�(sh霉)瀛楀唬鎾拰澶氬獟楂旀噳鐢ㄤ腑鐨勯煶闋�/瑕栭牷淇¤櫉鏁�(sh霉)瀛楀寲銆�
ADS5463
銆�銆�ADS5474
銆�銆�AD9254
銆�銆�LTC2208
