鏅傞枔锛�2025/5/22 19:50:34
闁辫畝锛�22
AD9268鏄竴娆�16浣�銆�65 MSPS妯℃暩(sh霉)杞夋彌鍣�(ADC)锛岄噰鐢ㄥ绱氬樊鍒嗘祦姘寸窔鏋舵锛屽苟闆嗘垚浜嗚几鍑虹尘閷倧杓�銆傝┎鍣ㄤ欢鍏х疆涓�鍊嬩綆鍔熻�楃殑鐗囧収閲囨ǎ淇濇寔鏀惧ぇ鍣�(SHA)锛屽彲铏曠悊鏈�楂橀仈Nyquist闋荤巼鐨勮几鍏ヤ俊铏�銆傚叾宸垎杓稿叆鑼冨湇鐐�2 Vpp锛岄仼鍚堝悇绋珮鍕曟厠(t脿i)鑼冨湇鎳夌敤銆�
銆�銆�AD9268閲囩敤鍏堥�茬殑CMOS宸ヨ棟鍒堕��锛屽叿鏈夊嚭鑹茬殑鍣伈鎬ц兘鍜岀劇闆滄暎鍕曟厠(t脿i)鑼冨湇(SFDR)鐗规�э紝閬╃敤浜庨�氫俊銆佹垚鍍忓拰鍏朵粬瀵嫊鎱�(t脿i)鑼冨湇銆佷綆鍔熻�楁噳鐢ㄩ牁鍩熴�傚畠鏀寔闈堟椿鐨勬暩(sh霉)瀛楁帴鍙ｉ厤缃�锛屽厑瑷变娇鐢ㄥ閮ㄥ熀婧栭浕澹撴簮浠ュ強澶氱ó闆绘簮闆诲閬搁爡銆�
鍒嗚鲸鐜囷細16浣�
銆�銆�閲囨ǎ閫熺巼锛�65 MSPS
銆�銆�淇″櫔姣�(SNR)锛�84.5 dB
銆�銆�鐒￠洔鏁ｅ嫊鎱�(t脿i)鑼冨湇(SFDR)锛�97 dBc
銆�銆�鍔熻�楋細300 mW
銆�銆�杓稿叆鑼冨湇锛�2 Vpp宸垎
銆�銆�鎺ュ彛椤炲瀷锛欳MOS/LVDS鍏煎
銆�銆�闆绘簮闆诲锛�1.8 V鑷�3.3 V
銆�銆�灏佽褰㈠紡锛�64寮曡叧LFCSP
AD9268鐨勪富瑕佺壒鎬у寘鎷互涓嬪収瀹癸細
銆�銆�1. 楂樺垎杈ㄧ巼锛氭彁渚�16浣嶅垎杈ㄧ巼锛岀⒑淇濈簿纰虹殑鏁�(sh霉)鎿�(j霉)杞夋彌鑳藉姏銆�
銆�銆�2. 澶氱礆娴佹按绶氭灦妲嬶細閫氶亷娴佹按绶氱祼妲嬪鐝�(xi脿n)楂橀�熼噰妯�锛屽悓鏅傞泦鎴愯几鍑虹尘閷倧杓互鎻愰珮绮惧害銆�
銆�銆�3. 鐗囧収閲囨ǎ淇濇寔鏀惧ぇ鍣�(SHA)锛氭敮鎸侀珮閬擭yquist闋荤巼鐨勮几鍏ヤ俊铏熻檿鐞�锛岀劇闇�澶栭儴SHA闆昏矾銆�
銆�銆�4. 闈堟椿鐨勯浕婧愮鐞嗭細鏀寔1.8 V鑷�3.3 V闆绘簮闆诲锛岄仼鍚堜笉鍚岀殑绯荤当(t菕ng)瑷▓闇�姹�銆�
銆�銆�5. 鏁�(sh霉)瀛楁帴鍙ｉ潏娲绘�э細鎻愪緵CMOS鍜孡VDS鍏煎鎺ュ彛锛屼究浜庤垏鍚勭ó鏁�(sh霉)瀛椾俊铏熻檿鐞嗗櫒鎴朏PGA閫ｆ帴銆�
銆�銆�6. 浣庡姛鑰楋細鍦ㄥ吀鍨嬪伐浣滄浠朵笅鍍呮秷鑰�300 mW鍔熺巼锛岄潪甯搁仼鍚堜究鏀滃紡鎴栦綆鍔熻�楄ō鍌�銆�
銆�銆�7. 鍏х疆娓│鍔熻兘锛氭敮鎸佸绋嚜妾㈡ā寮忥紝鏂逛究绯荤当(t菕ng)瑾胯│鍜岀董璀�銆�
銆�銆�8. 宸垎杓稿叆锛氭彁渚�2 Vpp宸垎杓稿叆鑼冨湇锛屾彁楂樹簡鎶楀共鎿捐兘鍔涘拰鍕曟厠(t脿i)鑼冨湇琛ㄧ従(xi脿n)銆�
銆�銆�閫欎簺鐗规�т娇AD9268鎴愮偤楂樻�ц兘鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)鐨勭悊鎯抽伕鎿�锛屽挨鍏堕仼鐢ㄤ簬闇�瑕侀珮绮惧害鍜屼綆鍔熻�楃殑鎳夌敤鍫存櫙銆�
AD9268寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 閫氫俊绯荤当(t菕ng)锛氬寘鎷熀绔欐帴鏀舵銆佽粺浠跺畾缇╃劇绶氶浕(SDR)銆侀浄閬斾俊铏熻檿鐞嗙瓑銆�
銆�銆�2. 閱�(y墨)鐧傛垚鍍忥細濡傝秴鑱叉尝瑷倷銆丆T鎺冩弿鍎�鍜屽叾浠栭珮鍒嗚鲸鐜囬啱(y墨)瀛稿奖鍍忕郴绲�(t菕ng)銆�
銆�銆�3. 宸ユキ(y猫)鑷嫊鍖栵細鐢ㄤ簬绮惧瘑娓噺鍎�鍣�銆佸偝鎰熷櫒鎺ュ彛鍜岄亷绋嬫帶鍒�銆�
銆�銆�4. 娓│鑸囨脯閲忥細绀烘尝鍣ㄣ�侀牷璀滃垎鏋愬剙浠ュ強鍏朵粬楂樻�ц兘娓│瑷倷銆�
銆�銆�5. 鑸┖鑸ぉ鑸囧湅闃诧細琛�(w猫i)鏄熼�氫俊銆侀浕瀛愭埌(zh脿n)绯荤当(t菕ng)鍜屽皫鑸ō鍌�銆�
銆�銆�鐢变簬鍏堕珮鍒嗚鲸鐜囥�佷綆鍔熻�楀拰寤ｆ硾鐨勮几鍏ラ牷鐜囪寖鍦�锛孉D9268鑳藉婊胯冻澶氱ó寰╅洔鎳夌敤鐨勯渶姹傦紝灏ゅ叾鏄湪瑕佹眰楂樺嫊鎱�(t脿i)鑼冨湇鍜屽揩閫熼熆鎳夐�熷害鐨勫牬鍚�銆�
AD9265BCPZ, AD9266BCPZ
