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PCM2903B鏄疶I锛堝痉宸炲剙鍣級鎺ㄥ嚭鐨勪竴娆鹃珮闆嗘垚搴︾殑闊抽牷绶ㄨВ纰煎櫒鑺墖锛屾敮鎸乁SB鎺ュ彛鍜孖2C鎺у埗鍗�(xi茅)璀般�傚畠闆嗘垚浜嗙珛楂旇伈ADC/DAC銆侀噰妯ｇ巼杞�(zhu菐n)鎻涘櫒浠ュ強USB鎺ュ彛鎺у埗鍣�锛屽彲浠ュ唬娉涙噳鐢ㄤ簬渚挎敎寮忛煶闋昏ō鍌�銆乁SB鑱插崱浠ュ強澶氬獟楂旂郴绲�(t菕ng)涓�銆�
銆�銆�瑭茶姱鐗囧収(n猫i)缃簡鍙法绋嬪鐩婃斁澶у櫒锛圥GA锛夛紝鏀寔澶氱ó閲囨ǎ鐜�锛屽苟涓斿叿鏈変綆鍔熻�楃壒鎬�锛岄潪甯搁仼鍚堥浕姹犱緵闆荤殑渚挎敎寮忚ō鍌�銆�
宸ヤ綔闆诲锛�2.7V鑷�3.6V
銆�銆�淇″櫔姣旓紙SNR锛夛細100dB
銆�銆�绺借娉㈠け鐪熷姞鍣伈锛圱HD+N锛夛細-90dB
銆�銆�閲囨ǎ鐜囷細8kHz鑷�96kHz
銆�銆�USB鎺ュ彛椤炲瀷锛氬叏閫烾SB 1.1
銆�銆�灏佽褰㈠紡锛歍SSOP (32寮曡叧)
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C鑷�+85掳C
PCM2903B閲囩敤鍏堥�茬殑CMOS宸ヨ棟鍒堕��锛屽叿鍌欎互涓嬩富瑕佺壒鎬э細
銆�銆�1. 楂樻�ц兘绔嬮珨鑱睞DC鍜孌AC锛屾彁渚涘嚭鑹茬殑闊抽牷璩�(zh矛)閲�銆�
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銆�銆�3. 鏀寔I2C绺界窔鎺у埗锛屼究浜庤垏寰帶鍒跺櫒閫茶閫氫俊銆�
銆�銆�4. 鎻愪緵闈堟椿鐨勯噰妯ｇ巼杞�(zhu菐n)鎻涘姛鑳�锛岄仼鎳変笉鍚岀殑闊抽牷鎳夌敤闇�姹�銆�
銆�銆�5. 鍏�(n猫i)缃彲绶ㄧ▼澧炵泭鏀惧ぇ鍣�锛屾柟渚胯(di脿o)鏁磋几鍏ヤ俊铏熼浕骞炽��
銆�銆�6. 鍏锋湁浣庡姛鑰楁ā寮�锛屽欢闀烽浕姹犱緵闆昏ō鍌欑殑绾�(x霉)鑸檪闁�銆�
銆�銆�7. 灏忓瀷灏佽瑷▓锛岀瘈(ji茅)鐪侀浕璺澘绌洪枔銆�
PCM2903B閬╃敤浜庡绋煶闋荤浉闂滄噳鐢ㄥ牬鏅�锛屽寘鎷絾涓嶉檺浜庯細
銆�銆�1. USB鑱插崱妯″
銆�銆�2. 渚挎敎寮忛煶妯傛挱鏀惧櫒
銆�銆�3. 鏅鸿兘闊崇
銆�銆�4. 绛嗚鏈浕鑵︽垨骞虫澘闆昏叇澶栨帴闊抽牷瑷倷
銆�銆�5. 澶氬獟楂旂祩绔ō鍌�
銆�銆�6. 瑾為煶瑷橀寗瑷倷
銆�銆�7. 钘嶇墮鑰虫鎴栬�虫斁瑷倷涓殑闊抽牷铏曠悊鍠厓
PCM2903A, PCM2903C
