{"id":300,"date":"2011-06-10T13:53:24","date_gmt":"2011-06-10T04:53:24","guid":{"rendered":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=300"},"modified":"2011-06-10T13:53:24","modified_gmt":"2011-06-10T04:53:24","slug":"pcm4204evm-bnc","status":"publish","type":"post","link":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=300","title":{"rendered":"PCM4204EVM-BNC"},"content":{"rendered":"<p>TI\u304b\u3089PCM4204\u3092\u4f7f\u3063\u305f\u8a55\u4fa1\u57fa\u677f\u304c\u8ca9\u58f2\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>PCM4204EVM\u304c\u305d\u308c\u3067\u3059\u30022ch\u306eA\/D\u30b3\u30f3\u30d0\u30fc\u30bf\u3067\u3042\u308bPCM4202\u3092\u4f7f\u3063\u305f\u3001PCM4202EVM\u3068\u3044\u3046\u8a55\u4fa1\u30dc\u30fc\u30c9\u3082\u8ca9\u58f2\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306f\u3001\u6614\u5165\u624b\u3057\u3066\u3044\u308d\u3044\u308d\u691c\u8a0e\u3057\u305fPCM4204EVM\u306eDSD\u51fa\u529b\u30922ch\u3060\u3051\u4f7f\u3063\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002\u307e\u305a\u306f\u4e88\u3081\u30dc\u30fc\u30c9\u4e0a\u306e\u30b8\u30e3\u30f3\u30d1\u3067128DSD(5.6MHz DSD)\u51fa\u529b\u30e2\u30fc\u30c9\u306b\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u00a0\u5f53\u65b9\u306e\u5834\u5408\u3001\u57fa\u672c\u7684\u306b\u30c6\u30fc\u30d7\u30c7\u30c3\u30ad\u304b\u3089\u306e\u9332\u97f3\u30925.6MHz DSD\u3067\u884c\u3046\u3001\u3068\u3044\u3046\u4f7f\u3044\u65b9\u304c\u307b\u3068\u3093\u3069\u3068\u306a\u3063\u3066\u3044\u307e\u3059\uff08\u30a2\u30ca\u30ed\u30b0\u30d7\u30ec\u30fc\u30e4\u30fc\u3092\u3082\u3063\u3066\u3044\u307e\u305b\u3093\uff09\u3002<\/p>\n<p>\u5199\u771f\u306e\u3088\u3046\u306b\u3001PCM4204EVM\u306eDSDCLK\/DSD1\/DSD2\u306e3\u4fe1\u53f7\u3092\u5b50\u57fa\u677f\u4e0a\u3067\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af\u3068DSD-RAW\u4fe1\u53f7\u306b\u5909\u63db\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n<p><a href=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201106\/pcm4204evm-bnc.jpg\" target=\"_self\"><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201106\/t_pcm4204evm-bnc.jpg\" alt=\"\" width=\"480\" height=\"422\" \/><\/a><\/p>\n<p>\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af\u306f44.1kHz\u3067\u3059\u306e\u3067\u30015.6MHz\u306eDSDCLK\u3092\u3001\u81ea\u8eab\u306e\u7acb\u3061\u4e0a\u304c\u308a\u30a8\u30c3\u30b8\u3067128\u5206\u5468\u3057\u307e\u3059\u3002\u307e\u305f\u3001DSD1, DSD2\u306e\u4e21\u30c1\u30e3\u30f3\u30cd\u30eb\u4fe1\u53f7\u306f\u3001D\u30d5\u30ea\u30c3\u30d7\u30fb\u30d5\u30ed\u30c3\u30d7\u3092\u4f7f\u3063\u3066DSDCLK\u306e\u7acb\u3061\u4e0a\u304c\u308a\u30a8\u30c3\u30b8\u30671\u767a\u53e9\u3044\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201106\/tek00033.jpg\" alt=\"\" width=\"480\" height=\"360\" \/><\/p>\n<p>\u00a0\u3059\u308b\u3068\u3001\u30ef\u30fc\u30c9\u30af\u30ed\u30c3\u30af\u306e\u30a8\u30c3\u30b8\u3068\u3001DSD-RAW\u30c7\u30fc\u30bf\u306e\u5909\u5316\u70b9\u304c\u4e00\u81f4\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201106\/tek00034.jpg\" alt=\"\" width=\"480\" height=\"360\" \/><\/p>\n<p>\u3053\u308c\u3092BNC\u30b1\u30fc\u30d6\u30eb\u3092\u7d4c\u7531\u3057\u3066\u3001USB DUAL AUDIO\u57fa\u677f\u306eI\/O PCB\u3067\u53d7\u3051\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u30015.6MHz\u306eDSDIFF\u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u9332\u97f3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u3082\u3061\u308d\u3093\u3001DSD\u9332\u97f3\u306f\u30d0\u30eb\u30af\u8ee2\u9001\u30e2\u30fc\u30c9\u3067\u884c\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u306eDSDIFF\u30d5\u30a1\u30a4\u30eb\u3092\u3001\u4eba\u6c17\u306eAudioGate\u3092\u4f7f\u3063\u306624bit\/176.4kHz\u306eWAV\u30d5\u30a1\u30a4\u30eb\u306b\u5909\u63db\u3057\u3001\u4f8b\u306b\u3088\u3063\u3066Wavespectra\u3067\u89b3\u6e2c\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image201106\/chart.jpg\" alt=\"\" width=\"480\" height=\"232\" \/><\/p>\n<p>5.6MHz\u306eDSD\u4fe1\u53f7\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u7d0440kHz\u304f\u3089\u3044\u307e\u3067\u306e\u5e2f\u57df\u304c\u307b\u307c\u30d5\u30e9\u30c3\u30c8\u3001\u305d\u3057\u3066\u305d\u308c\u4ee5\u4e0a\u306f\u30ce\u30a4\u30ba\u30fb\u30b7\u30a7\u30fc\u30d1\u306e\u30ce\u30a4\u30ba\u3068\u3068\u3082\u306b\u3042\u308b\u3002\u3068\u3044\u3046\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059(\u3061\u306a\u307f\u306bPCM4204EVM\u306e\u5165\u529b\u306f\u30aa\u30fc\u30d7\u30f3)\u3002<\/p>\n<p>\u3053\u306e\u7279\u6027\u306f\u3001\u3053\u306eA\/D\u5909\u63db\u30dc\u30fc\u30c9\u3092\u4f7f\u3063\u306624bit\/176.4kHz\u306ePCM\u30e2\u30fc\u30c9\u3067\u9332\u97f3\u3057\u305f\u7d50\u679c\u3068\u4e00\u81f4\u3057\u307e\u3059\u3002PCM\u9332\u97f3\u3092\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001A\/D\u5909\u63db\u30dc\u30fc\u30c9(PCM4204EVM)\u4e0a\u306eA\/D\u5909\u63dbIC\u5185\u3067DSD-&gt;PCM\u5909\u63db\u3092\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3042\u308a\u3001DSD\u9332\u97f3\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u3042\u3068\u304b\u3089PC\u4e0a\u3067PCM(WAV\u306a\u3069)\u306b\u5909\u63db\u3059\u308b\u5834\u5408\u306e\u7d50\u679c\u3068\u9055\u3044\u306f\u307b\u3068\u3093\u3069\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>USB DUAL AUDIO\u57fa\u677f\u3068A\/D\u5909\u63db\u57fa\u677f\u3092\u30bb\u30c3\u30c8\u3067\u7b50\u4f53\u306b\u62bc\u3057\u8fbc\u3080\u3068\u3044\u3046\u65b9\u6cd5\u3060\u3051\u3067\u306a\u304f\u3001\u3053\u306e\u3088\u3046\u306a\u4f7f\u3044\u65b9\u3082\u3067\u304d\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u696d\u52d9\u7528\u306eDSD\u51fa\u529b\u5bfe\u5fdcA\/D\u5909\u63db\u6a5f\u306e\u4ee3\u308f\u308a\u306b\u306a\u308b\u304b\u306a\uff1f<\/p>\n","protected":false},"excerpt":{"rendered":"<p>TI\u304b\u3089PCM4204\u3092\u4f7f\u3063\u305f\u8a55\u4fa1\u57fa\u677f\u304c\u8ca9\u58f2\u3055\u308c\u3066\u3044\u307e\u3059\u3002 PCM4204EVM\u304c\u305d\u308c\u3067\u3059\u30022ch\u306eA\/D\u30b3\u30f3\u30d0\u30fc\u30bf\u3067\u3042\u308bPCM4202\u3092\u4f7f\u3063\u305f\u3001PCM4202EVM\u3068\u3044\u3046\u8a55\u4fa1\u30dc\u30fc\u30c9\u3082\u8ca9\u58f2\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u4eca\u56de\u306f\u3001\u6614\u5165\u624b\u3057 &hellip; <a href=\"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=300\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;PCM4204EVM-BNC&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,11],"tags":[],"class_list":["post-300","post","type-post","status-publish","format-standard","hentry","category-usb_audio","category-hardware-debug"],"_links":{"self":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/300","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=300"}],"version-history":[{"count":0,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/300\/revisions"}],"wp:attachment":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=300"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}