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鎮ㄥソ锛屾杩庝締(l谩i)鍒扮董搴�(k霉)闆诲瓙甯傚牬(ch菐ng)缍�(w菐ng) 鐧婚寗 | 鍏嶈不(f猫i)娉ㄥ唺(c猫)

LTC2378-20
闁辫畝锛�4376鏅�(sh铆)闁擄細2013-08-16 15:06:39

銆�銆�LTC2378-20 鏄竴娆句綆鍣伈銆佷綆鍔熺巼銆侀珮閫� 20 浣嶉�愭閫艰繎鍨�瀵勫瓨鍣� 锛圫AR锛� ADC.LTC2378-20 閲囩敤鍠� 2.5V 宸ヤ綔闆绘簮锛屽叿鏈変竴鍊�(g猫) 卤VREF 鐨勫叏宸垎杓稿叆鑼冨湇 锛圴REF 鐨勮畩鍖栬寖鍦嶅緸2.5V 鑷� 5.1V锛�銆侺TC2378-20 鍍呮秷鑰� 21mW 鍔熺巼锛屽苟瀵�(sh铆)鐝�(xi脿n)浜� 卤2ppm INL 锛堝�硷級銆佺劇(w煤)婕忓け纰� 锛堝湪 20 浣嶏級 鍜� 104dB SNR.

涓昏鐗归粸(di菐n)

銆�銆�1Msps 鍚炲悙閫熺巼

銆�銆�卤0.5ppm INL 锛堝吀鍨嬪�硷級

銆�銆�淇濊瓑 20 浣嶇劇(w煤)婕忓け纰�

銆�銆�鍏ㄥ樊鍒嗚几鍏ヨ寖鍦嶏細卤VREF

銆�銆�VREF 杓稿叆鑼冨湇锛�2.5V 鑷� 5.1V

銆�銆�鐒�(w煤)娴佹按绶氬欢閬�锛岀劇(w煤)鍛ㄦ湡寤堕伈

銆�銆�1.8V 鑷� 5V I/O 闆诲

銆�銆�浣庡姛鑰楋細21mW 锛堝湪 1Msps锛�銆�21渭W 锛堝湪 1ksps锛�

銆�銆�鍦� fIN = 2kHz 鏅�(sh铆) SNR 鐨勫吀鍨嬪�肩偤 104dB

銆�銆�鍦� fIN = 2kHz 鏅�(sh铆) THD 鐨勫吀鍨嬪�肩偤 -125dB

銆�銆�鏁�(sh霉)瀛楀鐩婂绺� 锛圖GC锛�

銆�銆�淇濊瓑閬�(y霉n)浣滆嚦 85掳C

銆�銆�2.5V 闆绘簮

銆�銆�鍏疯強閺堟ā寮忕殑 SPI 鍏煎鍨嬩覆琛� I/O

銆�銆�鍏�(n猫i)閮ㄨ綁(zhu菐n)鎻涙檪(sh铆)閻�

銆�銆�16 寮曡叧 MSOP 灏佽鍜� 4mm x 3mm DFN 灏佽

鍏稿瀷鎳�(y墨ng)鐢�

銆�銆�

銆�銆�LTC2378-20 鎻愪緵浜嗕竴绋崹(d煤)鐗圭殑鏁�(sh霉)瀛楀鐩婂绺� 锛圖GC锛� 鍔熻兘锛屽洜鑰屽厤闄や簡椹�(q奴)鍕�(d貌ng)鍣ㄦ斁澶у櫒鐨勮矤(f霉)闆绘簮骞朵繚鎸佷簡 ADC 鐨勫畬鏁村垎杈ㄧ巼銆傜暥(d膩ng)琚娇鑳芥檪(sh铆)锛孉DC 灏囧煼(zh铆)琛屼竴绋暩(sh霉)瀛楀畾妯�(bi膩o)鍔熻兘锛屾闋�(xi脿ng)鍔熻兘鐢ㄤ簬灏囬浂妯�(bi膩o)搴︿唬纰煎緸 0V 璁婃彌鑷� 0.1路VREF,浠ュ強灏囧叏妯�(bi膩o)搴︿唬纰煎緸 VREF 璁婃彌鑷� 0.9路VREF.灏�(du矛)浜庝竴鍊�(g猫) 5V 鐨勫吀鍨嬪熀婧�(zh菙n)闆诲锛屽叏妯�(bi膩o)搴﹁几鍏ヨ寖鍦嶇従(xi脿n)鐐� 0.5V 鑷� 4.5V,閫欏氨鐐哄緸鍠� 5.5V 闆绘簮绲﹂﹨(q奴)鍕�(d貌ng)鏀惧ぇ鍣ㄤ緵闆绘彁渚涗簡瓒冲鐨勫劜(ch菙)鍌欑┖闁�銆�

缍韩(k霉)闆诲瓙閫�锛岄浕瀛愮煡璀�(sh铆)锛屼竴鏌ョ櫨閫�锛�

宸叉敹閷勮姊�160476鍊�(g猫)