PCM4222 鏅傞枔锛�2025/5/14 18:38:00 闁辫畝锛�27

PCM4222 鏄竴娆鹃珮鎬ц兘鐨勭珛楂旇伈闊抽牷妯℃暩(sh霉)杞�(zhu菐n)鎻涘櫒(ADC)锛岄噰鐢ㄥ厛閫�(j矛n)鐨凞elta-Sigma瑾�(di脿o)鍒舵妧琛�(sh霉)锛屾敮鎸侀珮閬�(d谩)192kHz鐨勯噰妯ｇ巼銆傝┎鑺墖灏堢偤楂樹繚鐪熼煶闋绘噳(y墨ng)鐢ㄨō(sh猫)瑷�锛屽叿鏈夋サ浣庣殑澶辩湡鍜屽櫔鑱茬壒鎬э紝纰轰繚鍗撹秺鐨勯煶璩�(zh矛)琛ㄧ従(xi脿n)銆�
銆€銆€PCM4222鍏�(n猫i)缃簡鏁�(sh霉)瀛楁烤娉㈠櫒銆佷覆琛屾暩(sh霉)鎿�(j霉)鎺ュ彛浠ュ強闈堟椿鐨勬檪閻橀厤缃伕闋�锛岄潪甯搁仼鍚堜簬灏堟キ(y猫)闊抽牷瑷�(sh猫)鍌�銆佹秷璨婚闆诲瓙鐢�(ch菐n)鍝佸拰閷勯煶瑷�(sh猫)鍌欑瓑鍫存櫙銆�

鍙冩暩(sh霉)

鍒嗚鲸鐜囷細24浣�
銆€銆€淇″櫔姣�(SNR)锛�120dB
銆€銆€绺借娉㈠け鐪熷姞鍣伈(THD+N)锛�-105dB
銆€銆€鍕曟厠(t脿i)鑼冨湇锛�120dB
銆€銆€闆绘簮闆诲锛�3.3V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40鈩� 鑷� +85鈩�
銆€銆€灏佽褰㈠紡锛歍SSOP-28

鐗规€�

PCM4222鍏峰倷浠ヤ笅涓昏鐗规€э細
銆€銆€1. 楂橀仈(d谩)192kHz鐨勯噰妯ｇ巼鏀寔锛屾豢瓒抽珮鍝佽唱(zh矛)闊抽牷闇€姹傘€�
銆€銆€2. 鍏�(n猫i)缃暩(sh霉)瀛楁彃鍊兼烤娉㈠櫒锛岀啊鍖栫郴绲�(t菕ng)瑷�(sh猫)瑷堛€�
銆€銆€3. 鏀寔澶氱ó鏁�(sh霉)瀛楅煶闋绘帴鍙ｆ牸寮�锛屽寘鎷琁2S銆佸乏灏嶉綂鍜屽彸灏嶉綂妯″紡銆�
銆€銆€4. 瓒呬綆鍔熻€楄ō(sh猫)瑷�锛屽湪淇濊瓑鎬ц兘鐨勫悓鏅傞檷浣庤兘鑰椼€�
銆€銆€5. 鎻愪緵闈堟椿鐨勬檪閻橀厤缃�锛岄仼鎳�(y墨ng)涓嶅悓鎳�(y墨ng)鐢ㄥ牬鏅�銆�
銆€銆€6. 鍏锋湁鑹ソ鐨勬姉闆荤骞叉摼鑳藉姏锛屾彁鍗囩郴绲�(t菕ng)绌�(w臎n)瀹氭€�銆�
銆€銆€7. 灏忓瀷鍖栧皝瑁�锛岄仼鍚堢┖闁撳彈闄愮殑瑷�(sh猫)瑷堢挵(hu谩n)澧冦€�
銆€銆€閫欎簺鐗规€т娇寰桺CM4222鎴愮偤楂樼闊抽牷瑷�(sh猫)鍌欑殑鐞嗘兂閬告搰銆�

鎳�(y墨ng)鐢�

PCM4222寤ｆ硾鎳�(y墨ng)鐢ㄤ簬浠ヤ笅闋�(l菒ng)鍩燂細
銆€銆€1. 闊抽牷鎺ュ彛鍗″拰鑱插崱銆�
銆€銆€2. 鏁�(sh霉)瀛楅煶闋婚寗鍒惰ō(sh猫)鍌�銆�
銆€銆€3. 楂樹繚鐪熼煶闊跨郴绲�(t菕ng)銆�
銆€銆€4. 瀹跺涵褰遍櫌鍜屽濯掗珨鎾斁鍣ㄣ€�
銆€銆€5. 渚挎敎寮忛煶闋昏ō(sh猫)鍌�锛屽MP3鎾斁鍣ㄦ垨閷勯煶绛嗐€�
銆€銆€6. 寤ｆ挱绱氶煶闋昏ō(sh猫)鍌�銆�
銆€銆€鐢变簬鍏跺崜瓒婄殑鎬ц兘鍜岄潏娲绘€э紝PCM4222鍦ㄥ悇绋渶瑕侀珮璩�(zh矛)閲忛煶闋昏檿鐞嗙殑鍫村悎涓兘琛ㄧ従(xi脿n)鍑鸿壊銆�