鏅傞枔锛�2025/5/16 16:09:33
闁辫畝锛�19
PCM4202DBR 鏄竴娆剧敱寰峰窞鍎�鍣紙TI锛夋帹鍑虹殑楂樻�ц兘绔嬮珨鑱叉ā鏁�(sh霉)杞夋彌鍣紙ADC锛夛紝灏堢偤闊抽牷鎳夌敤瑷▓銆傚畠閲囩敤鍏堥�茬殑Delta-Sigma鏋舵锛屾敮鎸侀珮閬�192kHz鐨勯噰妯ｇ巼锛屾彁渚涘崜瓒婄殑闊宠唱鍜屽嫊鎱�(t脿i)鑼冨湇銆傝┎鍣ㄤ欢闆嗘垚浜嗘暩(sh霉)瀛楁烤娉㈠櫒銆佸鐩婃帶鍒跺拰闈堟椿鐨勪覆琛屾帴鍙ｏ紝閬╁悎鐢ㄤ簬灏堟キ(y猫)闊抽牷瑷倷銆佹秷璨婚闆诲瓙鐢�(ch菐n)鍝佷互鍙婇寗闊虫瑷倷绛夊牬鏅�銆�
銆�銆�PCM4202DBR 鐨勪富瑕佺壒榛炴槸浣庡け鐪熴�佷綆鍣伈浠ュ強楂樺垎杈ㄧ巼锛屽彲婊胯冻灏嶉煶闋昏唱閲忚姹傛サ楂樼殑鎳夌敤鍫存櫙銆�
椤炲瀷锛氭ā鏁�(sh霉)杞夋彌鍣� (ADC)
銆�銆�閫氶亾鏁�(sh霉)锛�
銆�銆�浣嶆暩(sh霉)锛�24浣�
銆�銆�鏈�澶ч噰妯ｇ巼锛�192kHz
銆�銆�淇″櫔姣� (SNR)锛�116dB
銆�銆�绺借娉㈠け鐪熷姞鍣伈 (THD+N)锛�-105dB
銆�銆�闆绘簮闆诲锛�3.3V
銆�銆�宸ヤ綔婧害鑼冨湇锛�-40掳C 鑷� +85掳C
銆�銆�灏佽褰㈠紡锛歍SSOP-20
PCM4202DBR 鎻愪緵浜嗗崜瓒婄殑闊抽牷鎬ц兘锛屽叾涓昏鐗规�у寘鎷細
銆�銆�1. 楂樼簿搴�24浣嶅垎杈ㄧ巼锛岀⒑淇濈窗绡�(ji茅)鎹曟崏鑳藉姏鍑虹溇銆�
銆�銆�2. 鏈�澶ф敮鎸�192kHz閲囨ǎ鐜�锛岄仼鐢ㄤ簬楂樹繚鐪熼煶闋荤郴绲�(t菕ng)銆�
銆�銆�3. 鍏�(n猫i)缃潏娲荤殑鏁�(sh霉)瀛楁烤娉㈠櫒閬搁爡锛屽厑瑷辩敤鎴舵牴鎿�(j霉)鍏烽珨闇�姹傞伕鎿囦笉鍚岀殑婵炬尝妯″紡銆�
銆�銆�4. 鏀寔澶氱ó鏁�(sh霉)鎿�(j霉)鏍煎紡锛堝 I2S銆佸乏灏嶉綂銆佸彸灏嶉綂绛夛級锛屼究浜庤垏涓嶅悓椤炲瀷鐨勬暩(sh霉)瀛椾俊铏熻檿鐞嗗櫒鎴栧井鎺у埗鍣ㄩ泦鎴愩��
銆�銆�5. 闆嗘垚澧炵泭鎺у埗鍔熻兘锛屾柟渚胯(di脿o)鏁磋几鍏ヤ俊铏熼浕骞充互鍎�(y艒u)鍖朅DC鎬ц兘銆�
銆�銆�6. 灏忓瀷TSSOP-20灏佽锛岀瘈(ji茅)鐪佺┖闁撳苟绨″寲闆昏矾鏉垮竷灞�銆�
銆�銆�7. 宸ヤ綔闆绘祦浣�锛屾湁鍔╀簬寤堕暦渚挎敎寮忚ō鍌欑殑闆绘睜澹藉懡銆�
銆�銆�8. 寤ｆ硾鐨勫伐浣滄韩搴﹁寖鍦�锛岀⒑淇濆湪鍚勭ó鐠�(hu谩n)澧冧笅绌�(w臎n)瀹氶亱琛�銆�
PCM4202DBR 閬╃敤浜庝互涓嬪吀鍨嬫噳鐢ㄥ牬鏅細
銆�銆�1. 灏堟キ(y猫)闊抽牷瑷倷锛屼緥濡傛暩(sh霉)瀛楄(di脿o)闊宠嚭銆侀煶闋绘帴鍙ｅ拰娣烽煶鍣ㄣ��
銆�銆�2. 娑堣不椤為浕瀛愮敘(ch菐n)鍝�锛屽楂樼闊抽熆绯荤当(t菕ng)銆佸搴奖闄㈣ō鍌欏強渚挎敎寮忛煶妯傛挱鏀惧櫒銆�
銆�銆�3. 閷勯煶妫氳ō鍌�锛屼緥濡傞亥鍏嬮ⅷ鍓嶇疆鏀惧ぇ鍣ㄥ拰闊抽牷閷勫埗纭欢銆�
銆�銆�4. 瑾為煶璀樺垾鍜岄�氫俊绯荤当(t菕ng)涓殑楂樿唱閲忛煶闋婚噰闆嗘ā濉�銆�
銆�銆�5. 閱�(y墨)鐧傝ō鍌欎腑鐨勭敓鐞嗕俊铏熼噰闆嗭紝渚嬪蹇冮浕鍦栵紙ECG锛夋垨鑵﹂浕鍦栵紙EEG锛夎ō鍌�銆�
銆�銆�6. 浠讳綍闇�瑕侀珮鍒嗚鲸鐜囬煶闋绘暩(sh霉)瀛楀寲鐨勫伐妤�(y猫)鎴栫鐮旈牁鍩熴��
PCM4201DBR
銆�銆�PCM4204DBR
