PCM4220 鏅�(sh铆)闁擄細2025/6/3 11:27:07 闁辫畝锛�9

PCM4220 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)锛屽皥(zhu膩n)鐐哄皥(zhu膩n)妤�(y猫)闊抽牷鎳�(y墨ng)鐢ㄨō(sh猫)瑷�(j矛)銆傚畠閲囩敤鍏堥€�(j矛n)鐨� Delta-Sigma 瑾�(di脿o)鍒舵妧琛�(sh霉)锛屾彁渚涘崜瓒婄殑闊抽牷鎬ц兘鍜屼綆澶辩湡鐗规€с€�
銆€銆€瑭插櫒浠舵敮鎸侀珮閬�(d谩) 192kHz 鐨勯噰妯ｇ巼锛屽苟涓斿収(n猫i)缃簡鏁�(sh霉)瀛楁烤娉㈠櫒浠ュ劒(y艒u)鍖栭煶闋昏唱(zh矛)閲�銆傚叾楂樺嫊(d貌ng)鎱�(t脿i)鑼冨湇鍜屼綆鍣伈鎬ц兘浣垮叾闈炲父閬╁悎閷勯煶瑷�(sh猫)鍌�銆侀煶闋绘帴鍙ｄ互鍙婂叾浠栭渶瑕侀珮璩�(zh矛)閲忛煶闋绘崟鐛茬殑鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅�銆�

鍙冩暩(sh霉)

閫氶亾鏁�(sh霉)锛�
銆€銆€鍒嗚鲸鐜囷細24 浣�
銆€銆€淇″櫔姣旓細120 dB
銆€銆€绺借娉㈠け鐪熷姞鍣伈 (THD+N)锛�-110 dB
銆€銆€閲囨ǎ鐜囷細44.1 kHz 鑷� 192 kHz
銆€銆€闆绘簮闆诲锛�3.3V 鎴� 5V
銆€銆€宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆€銆€灏佽椤�(l猫i)鍨嬶細TSSOP

鐗规€�

PCM4220 鎻愪緵鍏╁€�(g猫)鐛�(d煤)绔嬬殑妯℃摤杓稿叆閫氶亾锛屾敮鎸佸樊鍒嗚几鍏ヤ互鎻愰珮鎶楀共鎿捐兘鍔�銆�
銆€銆€鍏�(n猫i)閮ㄩ泦鎴愪簡鍙法绋嬪鐩婃斁澶у櫒 (PGA)锛岃兘澶犳牴鎿�(j霉)杓稿叆淇¤櫉(h脿o)闆诲钩鑷嫊(d貌ng)瑾�(di脿o)鏁村鐩婏紝寰炶€屽(sh铆)鐝�(xi脿n)鏇村寤ｇ殑杓稿叆鍕�(d貌ng)鎱�(t脿i)鑼冨湇銆�
銆€銆€鍏� Delta-Sigma 瑾�(di脿o)鍒跺櫒绲�(ji茅)鍚堝绱�(j铆)鏁�(sh霉)瀛楁烤娉㈠櫒锛岀⒑淇濆湪涓嶅悓閲囨ǎ鐜囦笅閮借兘淇濇寔妤甸珮鐨勯煶闋荤簿搴�銆�
銆€銆€姝ゅ锛岃┎鍣ㄤ欢閭勬敮鎸佸绋暩(sh霉)瀛楅煶闋绘帴鍙ｆ牸寮忥紙濡� I2S銆佸乏灏�(du矛)榻�銆佸彸灏�(du矛)榻婄瓑锛�锛�銆�
銆€銆€浣庡姛鑰楄ō(sh猫)瑷�(j矛)浣垮叾閬╃敤浜庝究鏀滃紡闊抽牷瑷�(sh猫)鍌�锛屽悓鏅�(sh铆)浠嶈兘缍寔鍑鸿壊鐨勯煶璩�(zh矛)琛ㄧ従(xi脿n)銆�

鎳�(y墨ng)鐢�

PCM4220 寤ｆ硾鎳�(y墨ng)鐢ㄤ簬鍚勭ó闇€瑕侀珮鍝佽唱(zh矛)闊抽牷閲囬泦鐨勯牁(l菒ng)鍩�銆�
銆€銆€鍏稿瀷鎳�(y墨ng)鐢ㄥ牬(ch菐ng)鏅寘鎷皥(zhu膩n)妤�(y猫)闊抽牷鎺ュ彛銆佹暩(sh霉)瀛楅寗闊宠ō(sh猫)鍌�銆侀煶妯�(l猫)鍒朵綔宸ヤ綔绔� (DAW)銆佸唬鎾ō(sh猫)鍌欎互鍙婇珮绔秷璨�(f猫i)椤�(l猫i)闊抽牷鐢�(ch菐n)鍝併€�
銆€銆€姝ゅ锛岀敱浜庡叾鏀寔楂橀噰妯ｇ巼鍜屼綆澶辩湡鐨勭壒鎬�锛屼篃閬╁悎鐢ㄤ簬闊抽牷娓�(c猫)瑭﹁垏娓�(c猫)閲�?j墨)x鍣ㄤ腑銆�