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闁辫畝锛�25
AD9238鏄竴娆鹃珮鎬ц兘銆佷綆鍔熻�楃殑10浣嶆ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒(ADC)锛岀敱Analog Devices鍏徃鐢熺敘(ch菐n)銆傝┎鍣ㄤ欢閲囩敤鍏堥�茬殑CMOS宸ヨ棟鍒堕��锛屽収(n猫i)缃噰妯ｄ繚鎸侀浕璺拰鐗囧収(n猫i)鍩烘簴闆诲婧愶紝鑳藉浠ラ珮閬�65 MSPS鐨勯噰妯ｉ�熺巼宸ヤ綔銆�
銆�銆�AD9238鍦ㄥ皬灏佽灏哄涓嬫彁渚涗簡鍗撹秺鐨勫嫊鎱�(t脿i)鎬ц兘鍜屼綆鍔熻�楃壒鎬�锛岄潪甯搁仼鍚堜簬閫氫俊銆佹垚鍍忎互鍙婃暩(sh霉)鎿�(j霉)閲囬泦绯荤当(t菕ng)绛夋噳鐢�銆傚叾宸垎杓稿叆绲�(ji茅)妲�(g貌u)鏈夊姪浜庢姂鍒跺叡妯″櫔鑱插苟鎻愰珮淇″櫔姣�(SNR)銆�
鍒嗚鲸鐜囷細10浣�
銆�銆�鏈�澶ч噰妯ｇ巼锛�65 MSPS
銆�銆�闆绘簮闆诲锛�1.8 V/3.3 V
銆�銆�妯℃摤杓稿叆鑼冨湇锛毬�0.5 V (宸垎)
銆�銆�SNR锛�54.5 dB (鍏稿瀷鍊�锛宖IN = 70 MHz)
銆�銆�SFDR锛�71 dBc (鍏稿瀷鍊�锛宖IN = 70 MHz)
銆�銆�鍔熻�楋細85 mW (鍏稿瀷鍊硷紝鍏ㄩ�熼亱琛�)
銆�銆�灏佽褰㈠紡锛歍SSOP-28
AD9238鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 鍏�(n猫i)缃噰妯ｄ繚鎸佹斁澶у櫒锛屾敮鎸侀珮閫熶俊铏熼噰闆�銆�
銆�銆�2. 鏀寔鍠鎴栧樊鍒嗘ā鎿几鍏ユā寮忥紝鍎�(y艒u)鍖栦簡鎶楀共鎿捐兘鍔�銆�
銆�銆�3. 鐗囧収(n猫i)闆嗘垚鍩烘簴闆诲婧�锛屾笡灏戜簡澶栭儴鍏冧欢鐨勯渶姹�銆�
銆�銆�4. 鎻愪緵闂�(gu膩n)鏂锋ā寮忎互閫蹭竴姝ラ檷浣庡姛鑰�锛屽湪闇�瑕佹檪鍙皣鍣ㄤ欢缃簬浣庡姛鑰楃媭鎱�(t脿i)銆�
銆�銆�5. 楂樼窔鎬у害鍜屼綆澶辩湡鎬ц兘锛岄仼鍚堣嫑鍒荤殑鎳夌敤鐠�(hu谩n)澧冦��
銆�銆�6. 宸ヤ綔婧害鑼冨湇寤ｏ紙-40掳C鑷�+85掳C锛�锛岄仼鎳夊绋伐妤�(y猫)鍫存櫙闇�姹�銆�
AD9238寤ｆ硾鎳夌敤浜庡悇绋皪閫熷害鍜岀簿搴﹁姹傝純楂樼殑闋�(l菒ng)鍩燂細
銆�銆�1. 閫氫俊绯荤当(t菕ng)涓殑涓牷鏁�(sh霉)瀛楀寲铏曠悊銆�
銆�銆�2. 閱�(y墨)鐧傝ō鍌欏瓒呰伈娉㈠剙鍣ㄧ殑鏁�(sh霉)鎿�(j霉)閲囬泦銆�
銆�銆�3. 鏁�(sh霉)瀛楄闋诲拰鎴愬儚绯荤当(t菕ng)涓殑鍦栧儚鎹曟崏銆�
銆�銆�4. 宸ユキ(y猫)鑷嫊鍖栨帶鍒朵腑鐨勯珮绮惧害鍌虫劅鍣ㄦ帴鍙ｃ��
銆�銆�5. 娓│鑸囨脯閲忚ō鍌�锛屼緥濡傜ず娉㈠櫒鍜岄牷璀滃垎鏋愬剙銆�
銆�銆�6. 鍏朵粬闇�瑕佸揩閫熸ā鏁�(sh霉)杞�(zhu菐n)鎻涘姛鑳界殑鍫村悎銆�
AD9230, AD9234, AD9237
