{"id":122,"date":"2009-05-17T17:09:23","date_gmt":"2009-05-17T08:09:23","guid":{"rendered":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=122"},"modified":"2009-05-17T17:09:23","modified_gmt":"2009-05-17T08:09:23","slug":"dsd%e5%87%ba%e5%8a%9b%e3%82%bb%e3%83%83%e3%83%88","status":"publish","type":"post","link":"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=122","title":{"rendered":"DSD\u51fa\u529b\u30bb\u30c3\u30c8"},"content":{"rendered":"<p>\u9023\u4f11\u3092\u306f\u3055\u3093\u3060\u3053\u3068\u3082\u3042\u3063\u3066\u3060\u3044\u3076\u9045\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u304c\u3001SDRAM_DAI for TDA1547(for DSD DAC)\u57fa\u677f, DSD\u51fa\u529b\u57fa\u677f, \u30d8\u30c3\u30c0\u57fa\u677f, \u305d\u3057\u3066TDA1547\u57fa\u677f\u306e\u5b9f\u88c5\u304c\u7d42\u308f\u308a\u307e\u3057\u305f\u3002\u69cb\u60f3\u3092\u958b\u793a\u3057\u3066\u304b\u3089\u3082\u968f\u5206\u3068\u6708\u65e5\u304c\u7d4c\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u30fb\u30fb\u30fb(^^;;;;;;<\/p>\n<p>\u3044\u3064\u3082\u306e\u3088\u3046\u306b\u3001\u5c02\u9580\u306e\u5de5\u5834\u3078\u304a\u9858\u3044\u3057\u3066\u5b9f\u88c5\u3057\u3066\u9802\u304d\u307e\u3057\u305f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image200905\/FOR_DSD1.jpg\" alt=\"\" width=\"480\" height=\"360\" \/><\/p>\n<p>\u5199\u771f\u53f3\u4e0a\u306eDSD\u51fa\u529b\u57fa\u677f\u306f\u3001SCD-XE600\u306a\u3069\u306eSACD\u30d7\u30ec\u30fc\u30e4\u30fc\u306b\u5185\u8535\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u5199\u771f\u5de6\u4e0a\u306e\u30d8\u30c3\u30c0\u57fa\u677f\u3068SDRAM_DAI\u57fa\u677f (\u304a\u3088\u3073DAC\u57fa\u677f) \u306fDAC\u5074\u306b\u5185\u8535\u3057\u3001SACD\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8( \u306eDSD\u51fa\u529b\u57fa\u677f) \u3068DAC (\u306e\u30d8\u30c3\u30c0\u57fa\u677f) \u9593\u3068\u3092LAN\u30b1\u30fc\u30d6\u30eb\u3067\u3064\u306a\u3044\u3067SACD\u3092\u81ea\u4f5cDAC\u3067\u697d\u3057\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u30d8\u30c3\u30c0\u57fa\u677f\u3068SDRAM_DAI for TDA1547\u57fa\u677f\u9593\u306b\u306f\u3001\u5199\u771f\u306e\u3088\u3046\u306b\u30ef\u30a4\u30e4\u30fc\u30cf\u30fc\u30cd\u30b9\u3092\u63a5\u7d9a\u3057\u3001SDRAM_DAI\u57fa\u677f\u304b\u3089\u306f\u30d8\u30c3\u30c0\u57fa\u677f\u3092\u7d4c\u7531\u3057\u3066DSD\u51fa\u529b\u57fa\u677f\u5074\u3078\u8a8d\u8a3c\u4fe1\u53f7 \u3092\u9001\u4fe1\u3057\u3001DSD\u51fa\u529b\u57fa\u677f\u304b\u3089\u306f\u30d8\u30c3\u30c0\u57fa\u677f\u3092\u7d4c\u7531\u3057\u3066SDRAM_DAI\u57fa\u677f\u5074\u3078DSD\u4fe1\u53f7\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001SDRAM_DAI\u304b\u3089\u6c34\u6676\u767a\u632f\u5668\u7cbe\u5ea6\u306e\u30b8\u30c3\u30bf\u30ec\u30b9DSD\u4fe1\u53f7\u3092\u53d6\u308a\u51fa\u305b\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u3002<\/p>\n<p>\u5148\u307b\u3069\u30011m\u534a\u307b\u3069\u306e\u30ab\u30c6\u30b4\u30ea\u30fc5\u306eLAN\u30b1\u30fc\u30d6\u30eb\u3067\u52d5\u4f5c\u78ba\u8a8d\u3092\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u304a\u85a6\u3081\u306eDSD DAC\u3068\u3044\u3046\u3053\u3068\u3067\u30b9\u30da\u30c3\u30af\u7684\u306b\u306f\u6700\u65b0\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u306f\u53ca\u3073\u307e\u305b\u3093\u304c\u3001TDA1547\u79fb\u52d5\u5e73\u57472\u30d1\u30e9\u5dee\u52d5DAC\u57fa\u677f\u3068\u3044\u3046\u3082\u306e\u3092\u305a\u3044\u3076\u3093\u524d\u304b\u3089\u4f5c\u3063\u3066\u3042\u308a\u307e\u3059(\u611b\u7528\u3057\u3066\u3044\u307e\u3059)\u3002\u5f53\u65b9\u306e\u8da3\u5473\u7684\u55dc\u597d\u304c\u5f37\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u5f26\u697d\u5668\u306e\u597d\u304d\u306a\u65b9\u306b\u306f\u7279\u306b\u304a\u52e7\u3081\u3067\u3059\u3002\u30b9\u30bf\u30a4\u30f3\u30a6\u30a7\u30a4\u306a\u3069\u3082\u30b3\u30ed\u30b3\u30ed\u3068\u6c17\u6301\u3061\u826f\u304f\u9cf4\u308a\u307e\u3059\u3002\u4f55\u3068\u3044\u3063\u3066\u3082PHILIPS DAC\u3068\u3044\u3046\u306e\u304c\u9b45\u529b\u3067\u3059(^o^)<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image200905\/TDA1547.jpg\" alt=\"\" width=\"480\" height=\"360\" \/><\/p>\n<p>\u3053\u3061\u3089\u306e\u57fa\u677f\u306f\u30c7\u30b8\u30bf\u30eb\u90e8\u306e\u30c1\u30c3\u30d7\u90e8\u54c1\u3068\u3001DAC\u30c1\u30c3\u30d7\u3067\u3042\u308bPHILIPS\u306eTDA1547(2\u500b)\u3068\u30bb\u30c3\u30c8\u3067\u304a\u5206\u3051\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image200905\/tiny_ic.jpg\" alt=\"\" width=\"480\" height=\"356\" \/><\/p>\n<p>\u30d4\u30c3\u30c1\u306e\u7d30\u304b\u3044\u5c0f\u3055\u306aIC\u306f\u3042\u3089\u304b\u3058\u3081\u534a\u7530\u4ed8\u3051\u3057\u3066\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u30c1\u30c3\u30d7\u62b5\u6297\u3084\u30c1\u30c3\u30d7\u30b3\u30f3\u306f\u4f5c\u696d\u6027\u306e\u826f\u3044\u30d1\u30c3\u30b1\u30fc\u30b8\u30b5\u30a4\u30ba\u306e\u3082\u306e\u3092\u9078\u629e\u3057\u3066\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u6ce8\u610f\u6df1\u304f\u4f5c\u696d\u3057\u3066\u9802\u3051\u308c\u3070\u5b8c\u6210\u3055\u305b\u308b\u3053\u3068\u306f\u96e3\u3057\u304f\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>SDRAM_DAI\u57fa\u677f\u304b\u3089\u306f\u300cBIT CLOCK\u300d, \u300cDSD Lch\u300d, \u300cDSD Rch\u300d, \u300cSystem CLOCK(256fs)\u300d\u306e4\u3064\u306e\u4fe1\u53f7\u304c\u51fa\u3066\u304a\u308a\u3001DSD\u30c7\u30fc\u30bf\u306b\u5bfe\u3059\u308bBIT CLOCK\u306e\u4f4d\u76f8\u3092\u53cd\u8ee2\u3057\u3066\u51fa\u529b\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u306a\u3069\u3001\u6c4e\u7528\u6027\u3092\u6301\u305f\u305b\u3066\u3044\u307e\u3059\u306e\u3067\u3001TDA1547\u4ee5\u5916\u306b\u3082\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u306f\u3001\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002\u00a0<\/p>\n<p>\u300cSDRAM_DAI for TDA1547\u300d\u306e\u6982\u8981\u306f\u3053\u306e<a href=\"http:\/\/fpga.cool.coocan.jp\/electrart\/sdram1547blk.pdf\" target=\"_self\">\u30d6\u30ed\u30c3\u30af\u56f3<\/a>\u3067\u3054\u78ba\u8a8d\u9802\u3051\u307e\u3059\u3002<\/p>\n<p>\u307e\u3060\u5c11\u3057\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u304c\u6e96\u5099\u304c\u51fa\u6765\u3057\u3060\u3044\u30ea\u30ea\u30fc\u30b9\u3055\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3059\u306e\u3067\u3001\u3088\u308d\u3057\u304f\u304a\u9858\u3044\u3057\u307e\u3059\u3002\u306a\u306b\u304b\u3054\u8cea\u554f\u304c\u3042\u308a\u307e\u3057\u305f\u3089\u30e1\u30fc\u30eb\u3092\u9802\u3051\u308c\u3070\u3068\u601d\u3044\u307e\u3059\u3002\u5f53\u65b9\u306e\u30e1\u30a2\u30c9\u3092\u3054\u5b58\u3058\u3067\u306a\u3044\u65b9\u306f\u4e0b\u306e\u30a2\u30c9\u30ec\u30b9\u3078\u304a\u9858\u3044\u3057\u307e\u3059\u3002<\/p>\n<p><span style=\"font-size: x-small; font-family: \uff2d\uff33 \u30b4\u30b7\u30c3\u30af;\"><img loading=\"lazy\" decoding=\"async\" style=\"vertical-align: text-bottom;\" src=\"http:\/\/fpga.cool.coocan.jp\/electrart\/image200905\/address.jpg\" alt=\"\" width=\"480\" height=\"80\" \/><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9023\u4f11\u3092\u306f\u3055\u3093\u3060\u3053\u3068\u3082\u3042\u3063\u3066\u3060\u3044\u3076\u9045\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u304c\u3001SDRAM_DAI for TDA1547(for DSD DAC)\u57fa\u677f, DSD\u51fa\u529b\u57fa\u677f, \u30d8\u30c3\u30c0\u57fa\u677f, \u305d\u3057\u3066TDA1547\u57fa\u677f\u306e\u5b9f\u88c5\u304c\u7d42\u308f\u308a\u307e\u3057\u305f\u3002\u69cb\u60f3\u3092\u958b &hellip; <a href=\"http:\/\/fpga.cool.coocan.jp\/wordpress\/?p=122\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;DSD\u51fa\u529b\u30bb\u30c3\u30c8&#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":[2,13,11],"tags":[],"class_list":["post-122","post","type-post","status-publish","format-standard","hentry","category-dsd2spdif-decimation-filter","category-for-tda1547","category-hardware-debug"],"_links":{"self":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/122","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=122"}],"version-history":[{"count":0,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/122\/revisions"}],"wp:attachment":[{"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=122"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=122"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/fpga.cool.coocan.jp\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=122"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}