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(f猫i)娉ㄥ唺
鏅�(sh铆)闁擄細2025/5/10 16:40:45
闁辫畝锛�20
XR21B1421鏄竴娆鹃珮鎬ц兘鐨勭珛楂旇伈闊抽牷CODEC鑺墖锛岄仼鐢ㄤ簬渚挎敎寮忛煶闋昏ō(sh猫)鍌欏拰鍏朵粬闇�瑕侀珮璩�(zh矛)閲忛煶闋昏檿鐞嗙殑鎳�(y墨ng)鐢ㄥ牬鏅�傝┎鑺墖闆嗘垚浜嗘ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒(ADC)銆佹暩(sh霉)妯¤綁(zhu菐n)鎻涘櫒(DAC)浠ュ強楹ュ厠棰�(f膿ng)鏀惧ぇ鍣ㄧ瓑鍔熻兘妯″锛屾敮鎸佸绋噰妯ｇ巼鍜屼綅娣遍厤缃�锛屾彁渚涙竻鏅扮殑闊抽牷淇¤櫉(h脿o)鍌宠几鑸囪檿鐞嗚兘鍔�銆�
銆�銆�姝ゅ锛孹R21B1421閲囩敤鍏堥��(j矛n)鐨勪綆鍔熻�楄ō(sh猫)瑷�(j矛)鎶�琛�(sh霉)锛屼娇鍏堕潪甯搁仼鍚堝皪闆绘睜绾�(x霉)鑸湁杓冮珮瑕佹眰鐨勪究鏀滃紡瑷�(sh猫)鍌�銆�
渚涢浕闆诲锛�2.7V~3.6V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C~85掳C
銆�銆�灏佽褰㈠紡锛歍QFP28
銆�銆�淇″櫔姣�(SNR)锛�100dB
銆�銆�绺借娉㈠け鐪熷姞鍣伈(THD+N)锛�-95dB
銆�銆�閫氶亾鏁�(sh霉)锛氶洐閫氶亾
銆�銆�閲囨ǎ鐜囷細8kHz~96kHz
銆�銆�鎺ュ彛椤炲瀷锛欼2S, SPI
銆�銆�鍏稿瀷鍔熻�楋細2mW
XR21B1421鍏锋湁浠ヤ笅椤憲鐗规�э細
銆�銆�1. 楂樻�ц兘闊抽牷铏曠悊锛氬叿鍌欓珮閬�(d谩)100dB鐨勪俊鍣瘮锛岃兘澶犳彁渚涘崜瓒婄殑闊抽牷璩�(zh矛)閲�锛岀⒑淇濈敤鎴剁嵅寰楁竻鏅�銆佺磾鍑堢殑闊虫晥楂旈(y脿n)銆�
銆�銆�2. 澶氬姛鑳介泦鎴愶細鍏�(n猫i)閮ㄩ泦鎴愪簡绔嬮珨鑱睤AC銆丄DC銆佽�虫(j墨)椹�(q奴)鍕�(d貌ng)鍣ㄣ�侀亥鍏嬮ⅷ(f膿ng)鏀惧ぇ鍣ㄧ瓑绲勪欢锛屾笡灏戜簡澶栭儴鍏冧欢鏁�(sh霉)閲忥紝绨″寲浜嗙郴绲�(t菕ng)瑷�(sh猫)瑷�(j矛)銆�
銆�銆�3. 浣庡姛鑰楄ō(sh猫)瑷�(j矛)锛氬湪寰呮(j墨)妯″紡涓�锛岃姱鐗囧姛鑰楁サ浣�锛屾湁鍔╀簬寤堕暦闆绘睜澹藉懡锛岄潪甯搁仼鍚堜究鏀滃紡闊抽牷瑷�(sh猫)鍌�銆�
銆�銆�4. 闈堟椿鐨勬帴鍙ｉ伕鎿囷細鏀寔I2S鍜孲PI鏁�(sh霉)瀛楁帴鍙ｏ紝渚夸簬鑸囧悇绋井鎺у埗鍣ㄦ垨DSP閫�(j矛n)琛岄�ｆ帴銆�
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XR21B1421寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆�銆�1. 渚挎敎寮忛煶妯傛挱鏀惧櫒锛氬MP3鎾斁鍣ㄣ�佺Щ鍕�(d貌ng)闆昏┍浠ュ強鍏朵粬鎵嬫寔寮忓濯掗珨瑷�(sh猫)鍌�銆�
銆�銆�2. 钘�(l谩n)鐗欒�虫(j墨)鍜岄煶绠憋細鐢变簬鍏朵綆鍔熻�楃壒鎬у拰楂橀煶璩�(zh矛)琛ㄧ従(xi脿n)锛岄潪甯搁仼鍚堣棈(l谩n)鐗欓煶闋荤敘(ch菐n)鍝併��
銆�銆�3. 鏁�(sh霉)瀛楅寗闊宠ō(sh猫)鍌欙細渚嬪瑾為煶瑷橀寗鍎�鎴栦究鏀滃紡閷勯煶绛�銆�
銆�銆�4. 娓告埐姗�(j墨)鍜岀帺鍏凤細鐐洪�欎簺瑷�(sh猫)鍌欐彁渚涢珮璩�(zh矛)閲忕殑鑱查煶杓稿嚭銆�
銆�銆�5. 閱�(y墨)鐧傚仴搴疯ō(sh猫)鍌欙細濡傚姪鑱藉櫒銆佸彲绌挎埓鍋ュ悍鐩�(ji膩n)娓缃瓑闇�瑕佸皬鍨嬪寲鍜岄珮鏁堣兘鐨勯煶闋昏В姹烘柟妗堢殑鐢�(ch菐n)鍝併��
XR21B1411IL28-F
銆�銆�MAX9814
銆�銆�TLV320AIC3100
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