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鎮ㄥソ锛屾杩庝締鍒扮董搴浕瀛愬競鍫寸恫(w菐ng) 鐧婚寗 | 鍏嶈不娉ㄥ唺

LTC2389-18
闁辫畝锛�3724鏅傞枔锛�2013-08-19 14:57:47

銆�銆�LTC2389-18 妤�(y猫)鐣屾渶蹇殑 18 浣嶇劇鍛ㄦ湡寤堕伈 SAR ADC 锛堟ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒锛夊湪閲囨ǎ鐜囬珮閬� 2.5Msps 鏅傦紝LTC2389-18 瀵︾従(xi脿n)浜嗙劇鑸囧�瘮鐨� 99.8dB SNR 鍜� -116dB THD.LTC2389-18 閲囩敤鍠� 5V 闆绘簮宸ヤ綔锛屾敮鎸� 3 绋彲閫氶亷寮曡叧閰嶇疆鐨勬ā鎿几鍏ヨ寖鍦�锛屽緸鑰岄潪甯稿鏄撻�氶亷鍠竴鍣ㄤ欢鑸囧鍊嬩俊铏熼張璺�ｆ帴銆傜偤浜嗗鐝�(xi脿n)鐨� SNR 鎬ц兘锛孡TC2389-18 鍙互閰嶇疆鐐哄叏宸垎 锛埪�4.096V锛� 杓稿叆銆傚伣宸垎鍠サ 锛�0V 鑷� 4.096V锛� 鍜岄洐妤� 锛埪�2.048V锛� 妯℃摤杓稿叆鑼冨湇鍙鐝�(xi脿n)杓冧綆鍔熺巼鐨勫柈绔﹨(q奴)鍕�锛屽苟涓旀笡灏戝緸鍏╁�嬭几鍏ユ墍鍏辨湁涔嬬劇鐢ㄤ俊铏熻�屽彈鐩娿��

鎬ц兘姒傝

銆�銆�LTC2389-18 鍏峰倷0.5% 鐨勪繚璀夊垵濮嬫簴纰哄害鍜屼竴鍊� 卤20ppm/掳C 锛堝�硷級 鐨勬韩搴︾郴鏁�(sh霉)銆佷互鍙婁竴鍊嬪収(n猫i)閮ㄥ熀婧栫珐娌栧櫒銆侺TC2389-18 鐨勫姛鑰楀儏鐐� 162.5mW 锛堝湪 2.5Msps锛夛紝骞舵彁渚涗簡鎵撶浌鍜岀潯鐪犳柗闆绘ā寮�锛屾棬鍦ㄩ�蹭竴姝ユ笡浣庡緟鐢ㄦ湡闁撶殑鍔熻��銆�2.5Msps 鐨勯珮鍚炲悙閫熺巼鍜岀劇鍛ㄦ湡寤堕伈鐗规�� 锛堝湪骞惰鎺ュ彛妯″紡涓級 浣� LTC2389-18 鎴愮偤鐪惧楂橀�熸噳(y墨ng)鐢ㄧ殑鐞嗘兂閬告搰锛� 鑰屼笖闈炲父閬╁悎閭ｄ簺鍦ㄥ櫔鑱插伐妤�(y猫)鐠�(hu谩n)澧冧腑闇�瑕佷簬浣庡姛鐜囩礆姊濅欢涓嬬嵅寰椾俊铏熸摵骞呯殑鍤磋嫑瑷�(sh猫)瑷堛�侺TC2389-18寤ｆ硾鎳�(y墨ng)鐢ㄤ簬閱�(y墨)鐧傛垚鍍�锛岄珮閫熴�佸鍕曟厠(t脿i)鑼冨湇鏁�(sh霉)鎿�(j霉)閲囬泦锛屽伐妤�(y猫)閬庣▼鎺у埗锛屽剙琛ㄥ拰ATE 锛堣嚜鍕曟脯瑭﹁ō(sh猫)鍌欙級绛�銆�

銆�銆�

鍏烽珨鍙冩暩(sh霉)

銆�銆�路2.5Msps 鍚炲悙閫熺巼

銆�銆�路卤3LSB INL 锛堝�硷級

銆�銆�路淇濊瓑 18 浣嶏紝鐒℃紡澶辩⒓

銆�銆�路鍙�氶亷寮曡叧閰嶇疆鐨勬ā鎿几鍏ヨ寖鍦嶏細 卤4.096V 鍏ㄥ樊鍒�锛�0V 鑷� 4.096V 鍋藉樊鍒嗗柈妤�锛浡�2.048V 鍋藉樊鍒嗛洐妤�

銆�銆�路鍦� fIN = 2kHz 鏅傜殑 99.8dB 锛堝叏宸垎锛� / 95.2dB 锛堝伣宸垎锛�

銆�銆�路鍦� fIN = 2kHz 鏅傜殑THD 锛堝吀鍨嬪�硷級锛� -116dB 锛堝叏宸垎锛� / -112dB 锛堝伣宸垎锛�

銆�銆�路淇濊瓑閬嬩綔鑷� 125掳C

銆�銆�路鍠� 5V 闆绘簮

銆�銆�路鍏�(n猫i)閮� 20ppm/掳C 锛堝�硷級 鍩烘簴

銆�銆�路鍏�(n猫i)閮ㄥ熀婧栫珐娌栧櫒

銆�銆�路162.5mW 鍔熻�� 锛堝湪 2.5Msps锛�

銆�銆�路鐒℃祦姘寸窔寤堕伈锛岀劇鍛ㄦ湡寤堕伈

銆�銆�路1.8V 鑷� 5V I/O 闆诲

銆�銆�路骞惰鍜屼覆琛� I/O 鎺ュ彛

銆�銆�路48 寮曡叧 7mm x 7mm LQFP 灏佽鍜� QFN 灏佽

缍韩闆诲瓙閫�锛岄浕瀛愮煡璀�锛屼竴鏌ョ櫨閫�锛�

宸叉敹閷勮姊�170104鍊�