鏅傞枔锛�2024/5/20 15:16:21
闁辫畝锛�436
PCM1802DBR鏄竴娆鹃珮鎬ц兘銆佷綆鍔熻�楃殑24浣嶃��96kHz绔嬮珨鑱叉ā鏁�(sh霉)杞�(zhu菐n)鎻涘櫒锛圓DC锛�锛岀敱寰峰窞鍎�鍣紙Texas Instruments锛夊叕鍙哥敓鐢�(ch菐n)銆傚畠閲囩敤浜單�-螖瑾�(di脿o)鍒跺櫒鍜屾暩(sh霉)瀛楁烤娉㈠櫒鎶�琛�(sh霉)锛岃兘澶�?q奴)宕縁(xi脿n)楂樼簿搴�銆佷綆鍣伈鐨勬ā鏁�(sh霉)杞�(zhu菐n)鎻�銆傝┎鑺墖閲囩敤浜嗛洐闆绘簮渚涢浕鏂瑰紡锛屽伐浣滈浕澹撹寖鍦嶇偤2.7V鑷�5.5V锛岄仼鐢ㄤ簬澶氱ó闆绘簮渚涢浕鎯呮硜涓嬬殑闊抽牷鎳夌敤锛屽唬娉涙噳鐢ㄤ簬闊抽牷閲囬泦銆侀煶闋昏檿鐞嗗拰闊抽牷鍌宠几?sh霉)闃甀(l菒ng)鍩�銆�
銆�銆�PCM1802DBR鐨勬搷浣滅悊璜栧熀浜幬斘ｈ(di脿o)鍒舵妧琛�(sh霉)銆偽斘ｈ(di脿o)鍒舵槸涓�绋皣妯℃摤淇¤櫉杞�(zhu菐n)鎻涚偤鏁�(sh霉)瀛椾俊铏熺殑鏂规硶锛屽叾鍩烘湰鍘熺悊鏄皣妯℃摤淇¤櫉閫氶亷螖危瑾�(di脿o)鍒跺櫒杞�(zhu菐n)鎻涚偤螖危鏁�(sh霉)鎿�(j霉)娴侊紝鍐嶉�氶亷鏁�(sh霉)瀛楁烤娉㈠櫒閫茶婵炬尝鍜岃В纰�锛屾渶绲傚緱鍒伴珮绮惧害鐨勬暩(sh霉)瀛楄几鍑恒�侾CM1802DBR鍏�(n猫i)閮ㄥ寘鍚簡螖危瑾�(di脿o)鍒跺櫒銆佹暩(sh霉)瀛楁烤娉㈠櫒銆佹檪閻樺拰鎺ュ彛闆昏矾绛夋ā濉�锛岃兘澶�?q奴)宕縁(xi脿n)楂樿唱(zh矛)閲忕殑妯℃摤-鏁�(sh霉)瀛楄綁(zhu菐n)鎻涖��
鈼忓垎杈ㄧ巼锛�24浣�
銆�銆�鈼忛噰妯ｇ巼锛氭渶楂�96kHz
銆�銆�鈼忓姛鑰楋細浣庡姛鑰楄ō瑷�
銆�銆�鈼忎俊鍣瘮锛�105dB
銆�銆�鈼忓嫊鎱�(t脿i)鑼冨湇锛�100dB
銆�銆�鈼忓け鐪燂細0.0025%锛堝吀鍨嬪�硷級
銆�銆�鈼忛浕婧愰浕澹擄細3.3V
銆�銆�鈼忚几鍏ラ浕澹撹寖鍦嶏細-0.3V鑷砎DD+0.3V
銆�銆�鈼忚几鍏ラ浕娴侊細1.7mA锛堝吀鍨嬪�硷級
銆�銆�鈼忓伐浣滄韩搴﹁寖鍦嶏細-40掳C鑷�+85掳C
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銆�銆�3銆佺啊鍠帴鍙ｏ細PCM1802DBR鎻愪緵浜嗘婧栫殑I2S鎺ュ彛锛屼究浜庤垏涓绘帶鑺墖鎴栧叾浠栧閮ㄨō鍌欓�茶閫ｆ帴锛屽苟鑳藉?q奴)宕縁(xi脿n)楂橀��銆佺┅(w臎n)瀹氱殑鏁�(sh霉)鎿�(j霉)鍌宠几銆�
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PCM1802DBR寤ｆ硾鎳夌敤浜庨煶闋婚牁(l菒ng)鍩燂紝涓昏鍖呮嫭浠ヤ笅鎳夌敤鍫存櫙锛�
銆�銆�1銆侀煶闋婚噰闆嗭細PCM1802DBR鍙互灏囨ā鎿煶闋讳俊铏熻綁(zhu菐n)鎻涚偤鏁�(sh霉)瀛椾俊铏�锛屽唬娉涙噳鐢ㄤ簬闊抽牷閲囬泦瑷倷锛屽閷勯煶姗�銆侀煶闋绘帴鍙ｃ�侀煶闋婚噰闆嗗崱绛�銆�
銆�銆�2銆侀煶闋昏檿鐞嗭細PCM1802DBR鎻愪緵浜嗛珮璩�(zh矛)閲忕殑妯℃暩(sh霉)杞�(zhu菐n)鎻涜兘鍔�锛岃兘澶�?q奴)鈷佺簺l淇¤櫉杞�(zhu菐n)鎻涚偤鏁�(sh霉)瀛椾俊铏�锛屾柟渚块�茶鏁�(sh霉)瀛椾俊铏熻檿鐞嗭紝濡傞煶闋绘烤娉�銆佸潎琛�銆佹贩闊跨瓑铏曠悊銆�
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瑕佷娇鐢≒CM1802DBR锛屾偍闇�瑕侀伒寰互涓嬫椹燂細
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銆�銆�4銆侀�ｆ帴杓稿嚭淇¤櫉锛歅CM1802DBR鍏锋湁宸﹀彸鑱查亾鐨勫樊鍒嗚几鍑�锛屾偍鍙互灏嘗OUT+鍜孯OUT+寮曡叧閫ｆ帴鍒版偍鐨勯煶闋绘斁澶у櫒鎴栧叾浠栭煶闋昏檿鐞嗗櫒鐨勮几鍏�銆�
銆�銆�5銆佽ō缃檪閻橈細PCM1802DBR闇�瑕佷竴鍊嬫檪閻樹俊铏熶締椹�(q奴)鍕曢噰妯ｇ巼銆傛偍鍙互浣跨敤澶栭儴鏅傞悩婧愭垨?q奴)顢矯LK寮曡叧閫ｆ帴鍒板井鎺у埗鍣ㄦ垨鍏朵粬鏅傞悩鐧�(f膩)鐢熷櫒銆�
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瀹夎PCM1802DBR鑺墖鏅�锛屾湁涓�浜涜榛為渶瑕佹敞鎰忥細
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銆�銆�7銆佸紩鑵冲竷灞�锛氬湪PCB瑷▓涓�锛屾噳娉ㄦ剰鑺墖寮曡叧甯冨眬鐨勫悎鐞嗘��銆傚皣鐩告噳鐨勪俊铏熷紩鑵冲竷缃湪鍚堥仼鐨勪綅缃�锛屼互渚胯垏鍏朵粬鍣ㄤ欢姝ｇ⒑閫ｆ帴銆�
銆�銆�璜嬫敞鎰�锛屼互涓婂儏鐐轰竴鑸�х殑瀹夎瑕侀粸锛屽叿楂斿畨瑁濇椹熷拰娉ㄦ剰浜嬮爡鎳夊弮鑰冭姱鐗囩殑鏁�(sh霉)鎿�(j霉)鎵嬪唺鍜岀浉闂�(gu膩n)鐨勮ō瑷堟寚鍗�銆�
