鏅傞枔锛�2025/5/21 23:00:57
闁辫畝锛�30
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銆�銆�PCM1803鍏�(n猫i)缃簡瀹屾暣鐨勬ā鎿墠绔浕璺�锛屽寘鎷鐩婃帶鍒�銆佹姉娣风枈婵炬尝鍣ㄧ瓑鍔熻兘妯″锛屽彲鐩存帴閫ｆ帴楹ュ厠棰ㄦ垨绶氳矾杓稿叆婧�锛岀啊鍖栦簡澶栧湇闆昏矾瑷▓銆傛澶�锛屽叾浣庡姛鑰楃壒鎬т娇寰楀畠闈炲父閬╁悎闆绘睜渚涢浕鐨勪究鏀滃紡瑷倷銆�
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�鍕曟厠(t脿i)鑼冨湇锛�100dB
銆�銆�绺借娉㈠け鐪熷姞鍣伈锛圱HD+N锛夛細-95dB
銆�銆�閲囨ǎ鐜囷細8kHz鑷�96kHz
銆�銆�鎺ュ彛椤炲瀷锛欼2S銆佸乏灏嶉綂銆佸彸灏嶉綂
銆�銆�灏佽褰㈠紡锛歍SSOP-24
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C鑷�+85掳C
PCM1803鍏锋湁浠ヤ笅涓昏鐗规�э細
銆�銆�1. 楂樻�ц兘闊抽牷ADC锛岄噰鐢―elta-Sigma鏋舵(g貌u)锛屾彁渚涘崜瓒婄殑闊宠唱(zh矛)琛ㄧ従(xi脿n)銆�
銆�銆�2. 鍏�(n猫i)缃彲绶ㄧ▼澧炵泭鏀惧ぇ鍣紙PGA锛�锛屾敮鎸佸緸楹ュ厠棰ㄥ埌绶氳矾闆诲钩鐨勫绋几鍏ヤ俊铏熷箙搴﹁(di脿o)绡�(ji茅)銆�
銆�銆�3. 鏀寔澶氶�氶亾杓稿叆閬告搰锛屼究浜庡鐝�(xi脿n)寰╅洔鐨勯煶闋婚噰闆嗘柟妗堛��
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銆�銆�5. 鎻愪緵闈堟椿鐨勬暩(sh霉)瀛楅煶闋绘帴鍙ｉ厤缃伕闋�锛屽吋瀹逛富娴侀煶闋昏檿鐞嗗櫒鍜孌SP骞宠嚭銆�
銆�銆�6. 妤典綆鐨勫姛鑰楄ō瑷�锛屽吀鍨嬪伐浣滈浕娴佸儏鐐�10mA锛岄仼鍚堢Щ鍕曡ō鍌欐噳鐢�銆�
銆�銆�7. 灏忓昂瀵窽SSOP-24灏佽锛屼究浜庡湪绶婃箠鍨嬬敘(ch菐n)鍝佷腑浣跨敤銆�
PCM1803閬╃敤浜庡唬娉涚殑闊抽牷鎳夌敤鍫存櫙锛屽寘鎷絾涓嶉檺浜庯細
銆�銆�1. 渚挎敎寮忛煶妯傛挱鏀惧櫒鍜岄寗闊宠ō鍌欍��
銆�銆�2. 鏅鸿兘闊崇鍜屽叾浠栬獮闊冲姪鎵嬬浉闂滅‖浠�銆�
銆�銆�3. 钘嶇墮鑰虫鍜岃�宠繑瑷倷銆�
銆�銆�4. 鏁�(sh霉)瀛楅亥鍏嬮ⅷ闄ｅ垪銆�
銆�銆�5. 宸ユキ(y猫)鐢ㄨ獮闊宠瓨鍒ヨ垏鐩�(ji膩n)鎺х郴绲�(t菕ng)銆�
銆�銆�6. 閱�(y墨)鐧傞牁鍩熶腑鐨勮伣瑷哄櫒鎴栧叾浠栫敓鐗╀俊铏熺洠(ji膩n)娓缃�銆�
PCM1802, PCM1804, PCM1808
