鏅傞枔锛�2025/5/9 18:58:35
闁辫畝锛�26
AD9269鏄竴娆�14浣�銆�65 MSPS妯℃暩(sh霉)杞�(zhu菐n)鎻涘櫒(ADC)锛岄噰鐢ㄥ绱氬樊鍒嗘祦姘寸窔鏋舵(g貌u)锛屽苟闆嗘垚浜嗚几鍑虹尘閷倧杓�銆傚畠鍏�(n猫i)缃簡澶氱ó鍔熻兘鐗规�э紝濡傚彲绶ㄧ▼鏅傞悩鑸囨暩(sh霉)鎿�(j霉)灏嶉綂銆佹暩(sh霉)瀛椾俊铏熻檿鐞嗗姛鑳戒互鍙婁覆琛屽瑷帴鍙�(SPI)鎺у埗锛岄�欎簺閮芥サ澶у湴绨″寲浜嗙郴绲�(t菕ng)瑷▓鐨勫京闆滄��銆侫D9269鑳藉鐩存帴灏囬珮閬擭yquist闋荤巼鐨勮几鍏ヤ俊铏熸暩(sh霉)瀛楀寲锛屽洜姝ら潪甯搁仼鍚堜簬瑕佹眰楂樺嫊鎱�(t脿i)鑼冨湇鍜屼綆鍔熻�楃殑鎳夌敤鍫存櫙銆�
銆�銆�瑭插櫒浠舵彁渚涗簡涓�鍊嬪樊鍒嗚几鍏ユ檪閻�锛屽厑瑷卞湪姝ｅ鸡娉�銆佹柟娉㈡垨宸垎鏅傞悩杓稿叆涓嬪伐浣�銆傜墖鍏�(n猫i)閭勫寘鍚竴鍊嬫ǎ鏈繚鎸侀浕璺拰涓�鍊嬪熀婧栭浕澹撴簮銆傞�氶亷SPI绔彛鍙互瑷晱鍏�(n猫i)閮ㄥ瘎瀛樺櫒锛屽緸鑰屽鐝�(xi脿n)鍚勭ó鍔熻兘閰嶇疆鍜岀洠(ji膩n)鎺�銆�
鍒嗚鲸鐜囷細14浣�
銆�銆�閲囨ǎ閫熺巼锛�65 MSPS
銆�銆�闆绘簮闆诲锛�1.8V (妯℃摤闆绘簮), 3.3V (鏁�(sh霉)瀛楅浕婧�)
銆�銆�淇″櫔姣�(SNR)锛�72.5 dB (鍦�10 MHz杓稿叆闋荤巼涓�)
銆�銆�鐒￠洔鏁ｅ嫊鎱�(t脿i)鑼冨湇(SFDR)锛�88 dBc (鍦�10 MHz杓稿叆闋荤巼涓�)
銆�銆�绌嶅垎闈炵窔鎬�(INL)锛毬�0.7 LSB
銆�銆�寰垎闈炵窔鎬�(DNL)锛毬�0.3 LSB
銆�銆�灏佽椤炲瀷锛歍QFP-64 (7 mm 脳 7 mm)
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
AD9269鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 楂樻�ц兘14浣岮DC锛岄仼鍚堝甯堕�氫俊鎺ユ敹姗熷拰鍏朵粬楂樼簿搴︽噳鐢�銆�
銆�銆�2. 鍏�(n猫i)缃几鍑虹尘閷倧杓�锛屾湁鍔╀簬鎻愰珮鏁撮珨绯荤当(t菕ng)鐨勫彲闈犳�с��
銆�銆�3. 鏀寔鍙法绋嬫檪閻樿垏鏁�(sh霉)鎿�(j霉)灏嶉綂鍔熻兘锛屼究浜庤垏鍚勭ó鏁�(sh霉)瀛椾俊铏熻檿鐞嗗櫒鎴朏PGA閫茶鎺ュ彛銆�
銆�銆�4. 闆嗘垚SPI鎺у埗绔彛锛屽厑瑷遍潏娲婚厤缃櫒浠剁殑鍚勭ó宸ヤ綔妯″紡銆�
銆�銆�5. 鎻愪緵鍑鸿壊鐨凷NR鍜孲FDR鎬ц兘锛岀⒑淇濋珮璩�(zh矛)閲忕殑淇¤櫉閲囬泦銆�
銆�銆�6. 灏忓瀷TQFP-64灏佽锛岀瘈(ji茅)鐪丳CB绌洪枔锛屾柟渚跨郴绲�(t菕ng)闆嗘垚銆�
銆�銆�7. 鍏�(n猫i)閮ㄩ泦鎴愪簡妯ｆ湰淇濇寔闆昏矾鍜屽熀婧栭浕澹撴簮锛屾笡灏戜簡澶栭儴鍏冧欢闇�姹�銆�
銆�銆�8. 宸垎杓稿叆鏅傞悩瑷▓锛屾彁楂樹簡鏅傞悩杓稿叆鐨勯潏娲绘�у拰鎶楀共鎿捐兘鍔�銆�
銆�銆�閫欎簺鐗归粸浣緼D9269鎴愮偤楂樻�ц兘鏁�(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)涓殑鐞嗘兂閬告搰锛屽挨鍏舵槸鍦ㄧ劇绶氶�氫俊銆侀啱(y墨)鐧傛垚鍍忋�佹脯瑭︽脯閲忕瓑闋�(l菒ng)鍩�銆�
AD9269寤ｆ硾鎳夌敤浜庝互涓嬮牁(l菒ng)鍩燂細
銆�銆�1. 鐒＄窔閫氫俊鍩虹珯鎺ユ敹姗燂細
銆�銆�鐢变簬鍏堕珮閲囨ǎ鐜囧拰鍑鸿壊鐨勫嫊鎱�(t脿i)鑼冨湇琛ㄧ従(xi脿n)锛孉D9269闈炲父閬╁悎鐢ㄤ簬GSM銆丆DMA銆乄CDMA浠ュ強鍏朵粬鐝�(xi脿n)浠ｇ劇绶氶�氫俊妯欐簴鐨勫熀绔欐帴鏀舵涓�锛屼互瀵︾従(xi脿n)楂樿唱(zh矛)閲忕殑淇¤櫉鏁�(sh霉)瀛楀寲銆�
銆�銆�2. 閱�(y墨)鐧傛垚鍍忚ō鍌欙細
銆�銆�渚嬪瓒呰伈娉㈡垚鍍忕郴绲�(t菕ng)锛岄渶瑕侀珮绮惧害ADC渚嗘崟鎹夌窗寰殑淇¤櫉璁婂寲锛岃�孉D9269鐨�14浣嶅垎杈ㄧ巼鍜岃壇濂界殑绶氭�у害姝ｅソ婊胯冻閫欎竴闇�姹�銆�
銆�銆�3. 娓│鑸囨脯閲忓剙鍣細
銆�銆�鍖呮嫭闋昏瓬鍒嗘瀽鍎�銆佺恫(w菐ng)绲″垎鏋愬剙绛夛紝鍒╃敤AD9269鐨勯珮鍕曟厠(t脿i)鑼冨湇鐗规�т締绮剧⒑娓噺楂橀牷淇¤櫉銆�
銆�銆�4. 鍏夌簴閫氫俊锛�
銆�銆�浣滅偤鍏夋帴鏀舵ā濉婁腑鐨勯棞(gu膩n)閸电祫浠�锛屽皣鍏変俊铏熻綁(zhu菐n)鎻涚偤闆讳俊铏熷悗閫佸叆AD9269閫茶鏁�(sh霉)瀛楀寲铏曠悊銆�
銆�銆�5. 闆烽仈绯荤当(t菕ng)锛�
銆�銆�鐗瑰垾鏄浉鎺ч櫍闆烽仈锛岃姹傚揩閫熶笖绮剧⒑鍦板皪鍥炴尝淇¤櫉閫茶閲囬泦鑸囪檿鐞嗐��
AD9268, AD9271, AD9267
