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闁辫畝锛�26
PCM1802 鏄竴娆句綆鍔熻��銆侀珮绮惧害鐨勭珛楂旇伈闊抽牷妯℃暩杞夋彌鍣紙ADC锛夛紝灏堢偤渚挎敎寮忛煶闋昏ō鍌欒ō瑷�銆傝┎鍣ㄤ欢閲囩敤鍏堥�茬殑 Delta-Sigma 瑾垮埗鎶�琛擄紝鎻愪緵鍗撹秺鐨勯煶璩拰鍕曟厠(t脿i)鑼冨湇琛ㄧ従銆傚叾闈堟椿鎬у拰鏄撶敤鎬т娇鍏舵垚鐐哄悇绋秷璨婚闊抽牷鎳夌敤鐨勭悊鎯抽伕鎿�銆�
銆�銆�PCM1802 鍏х疆鏁稿瓧婵炬尝鍣ㄥ拰鏅傞悩绠＄悊鍔熻兘锛屾敮鎸佸绋煶闋绘帴鍙ｆ牸寮�锛岀啊鍖栦簡绯荤当(t菕ng)瑷▓銆傛澶�锛屽畠閭勫叿鍌欎綆鍔熻�楁ā寮�锛岄潪甯搁仼鍚堥浕姹犱緵闆昏ō鍌欍��
鍒嗚鲸鐜囷細24浣�
銆�銆�閲囨ǎ鐜囷細8kHz鑷�192kHz
銆�銆�淇″櫔姣旓紙SNR锛夛細105dB
銆�銆�绺借娉㈠け鐪熷姞鍣伈锛圱HD+N锛夛細-103dB
銆�銆�闆绘簮闆诲锛�1.8V鑷�3.6V
銆�銆�宸ヤ綔闆绘祦锛�20mA
銆�銆�灏佽褰㈠紡锛歍SSOP-28
PCM1802 鎻愪緵鍗撹秺鐨勯煶闋绘�ц兘锛屽叿鏈変互涓嬬壒榛烇細
銆�銆�1. 楂樺嫊鎱�(t脿i)鑼冨湇锛氭敮鎸侀珮閬� 105dB 鐨勪俊鍣瘮锛岀⒑淇濋珮璩噺闊抽牷鎹曟崏銆�
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銆�銆�6. 灏忓瀷灏佽锛氶噰鐢� TSSOP-28 灏佽锛岀瘈(ji茅)鐪� PCB 绌洪枔銆�
PCM1802 寤ｆ硾鎳夌敤浜庝互涓嬮牁鍩燂細
銆�銆�1. 渚挎敎寮忛煶闋绘挱鏀惧櫒鍜岄寗闊宠ō鍌�
銆�銆�2. 鏅鸿兘鎵嬫鍜屽钩鏉块浕鑵︿腑鐨勯煶闋昏几鍏ユā濉�
銆�銆�3. USB 闊抽牷鎺ュ彛鍜屽缃伈鍗�
銆�銆�4. 钘嶇墮闊抽牷鍌宠几瑷倷
銆�銆�5. 鏁稿瓧楹ュ厠棰ㄩ櫍鍒楀拰瑾為煶璀樺垾绯荤当(t菕ng)
銆�銆�6. 瀹跺涵褰遍櫌绯荤当(t菕ng)鍜岄煶闊胯ō鍌�
銆�銆�7. 宸ユキ(y猫)闊抽牷鐩�(ji膩n)娓ō鍌�
銆�銆�鐢变簬鍏跺嚭鑹茬殑鎬ц兘鍜屼綆鍔熻�楃壒鎬�锛孭CM1802 鎴愮偤鐪惧闊抽牷鐢㈠搧鐨勬牳蹇冪祫浠�銆�
PCM1808
銆�銆�PCM1804
