{"id":7834,"date":"2019-05-21T22:17:36","date_gmt":"2019-05-21T13:17:36","guid":{"rendered":"https:\/\/y2tech.net\/blog\/?p=7834"},"modified":"2019-05-22T21:36:21","modified_gmt":"2019-05-22T12:36:21","slug":"akm-ak4499-dac-datasheet","status":"publish","type":"post","link":"https:\/\/y2tech.net\/blog\/audio\/digital-audio\/akm-ak4499-dac-datasheet-7834\/","title":{"rendered":"AKM AK4499 DAC\u30c1\u30c3\u30d7\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8"},"content":{"rendered":"

AKM AK4499EQ DAC\u30c1\u30c3\u30d7\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u304c\u516c\u958b<\/h3>\r\n
\r\n
\r\n\r\n
\r\n https:\/\/velvetsound.akm.com\/jp\/ja\/products\/home-audio\/ak4499eq\/<\/a> \u3088\u308a<\/span>\r\n<\/div>\r\n
\r\n

4\u6708\u304b\u30895\u6708\u306b\u304b\u3051\u3066\u8ee2\u8077\u3084\u8ee2\u5c45\u306a\u3069\u304c\u91cd\u306a\u308a\u5168\u304f\u8eab\u52d5\u304d\u304c\u3068\u308c\u305a\u3001\u30c7\u30b8\u30bf\u30eb\u30aa\u30fc\u30c7\u30a3\u30aa\u95a2\u4fc2\u306f\u6b86\u3069\u4f55\u3082\u624b\u3092\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u305a\u306b\u3044\u305f\u304c\u3001\u5c11\u3057\u843d\u3061\u7740\u3044\u3066\u304d\u305f\u306e\u3067\u4e45\u3057\u3076\u308a\u306b\u65ed\u5316\u6210\u30de\u30a4\u30af\u30ed\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3092\u8997\u3044\u3066\u307f\u305f\u3068\u3053\u308d\u3001CES2019\u3067\u516c\u958b\u3055\u308c\u305f\u6700\u65b0\u30d5\u30e9\u30b0\u30b7\u30c3\u30d7DAC\u30c1\u30c3\u30d7\u3067\u3042\u308bAK4499EQ\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u304c\u3088\u3046\u3084\u304f\u516c\u958b\u3055\u308c\u305f\u3088\u3046\u306a\u306e\u3067\u3001\u3068\u308a\u3042\u3048\u305a\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u5165\u624b\u3057\u3066\u307f\u305f\uff0e<\/p>\r\n
\r\n

\u65ed\u5316\u6210\u30de\u30a4\u30af\u30ed\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u304b\u3089AK4499EQ\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3088\u3046\u3068\u3057\u3066\u3082\u3001\u809d\u5fc3\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30ea\u30f3\u30af\u304c\u898b\u3064\u304b\u3089\u305a\u5165\u624b\u306b\u624b\u3053\u305a\u3063\u305f\u304c\u3001\u6b21\u306e\u30ea\u30f3\u30afURL\u3092\u76f4\u63a5\u53e9\u3051\u3070\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3088\u3046\u3060\uff0e\r\n
\r\n\u3000\u3000\u3000https:\/\/www.akm.com\/file.jsp?id=600977<\/a>\r\n
\r\n
\r\n

\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306f\u5168\u4f53\u3067117\u30da\u30fc\u30b8\u3082\u3042\u308a\u3001\u307e\u3060\u305d\u306e\u4e2d\u8eab\u3092\u78ba\u8a8d\u3057\u304d\u308c\u3066\u3044\u306a\u3044\u304c\u3001\u96fb\u6d41\u51fa\u529b\u578bDAC\u306e\u809d\u3067\u3042\u308bI\/V\u5909\u63db\u5efb\u308a\u306e\u53c2\u8003\u56de\u8def\u304c\u8f09\u3063\u3066\u3044\u308b\uff0e
\r\n
\r\n

\r\n\"\" \r\n
\r\nDAC 1ch\u5206\u306eI\/V\u5909\u63db\u56de\u8def\u4f8b\uff08Ak4499EQ\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3088\u308a\u5f15\u7528\uff09<\/span>\r\n
\r\n<\/div>\r\n
\r\n

\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306b\u3088\u308b\u3068\u3001\u30d5\u30eb\u30b9\u30b1\u30fc\u30eb\u6642\u306eDAC\u306e\u6b63\u8ca0\u7247\u5074\u306e\u51fa\u529b\u96fb\u6d41\u306f36.4mApp\u3068\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u304c\u30014ch mono\u30e2\u30fc\u30c9\u306e\u5834\u5408145.6mApp\u3068\u306a\u308b\u306e\u3067\u3001ES9038PRO\u306e8ch mono \u30e2\u30fc\u30c9\u3088\u308a\u82e5\u5e72\u51fa\u529b\u96fb\u6d41\u304c\u5927\u304d\u3044\u304f\u3089\u3044\u3060\u308d\u3046\u304b\uff0eI\/V\u5909\u63db\u7528\u306eOP\u30a2\u30f3\u30d7\u9078\u5b9a\u306b\u306f\u7d50\u69cb\u82e6\u52b4\u3057\u305d\u3046\u3060\uff0e<\/p>\r\n
\r\n

\u30d5\u30eb\u30b9\u30b1\u30fc\u30eb\uff080dBFS\uff09\u6642\u306e1ch\u5f53\u305f\u308a\u306e\u96fb\u6d41\u51fa\u529b\u306e\u8a08\u7b97\u5f0f\u306f
\r\n\u3000\u3000IOUTL1 = (IOUTL1P) \u2013 (IOUTL1N) = 72.8 mApp X (VREFHL1 – VREFLL1)\/5
\r\n
\r\n\u3068\u306e\u8aac\u660e\u304c\u3042\u308a\u3001VrefHigh\u3068VRefLow\u306e\u5dee\u3092\u5c0f\u3055\u304f\u3059\u308b\u3053\u3068\u3067\u5927\u96fb\u6d41\u51fa\u529b\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044OP\u30a2\u30f3\u30d7\u3067\u3082\u4f7f\u3048\u305d\u3046\u3060\u304c\u3001\u6027\u80fd\u7684\u7684\u306a\u9762\u3067\u6e80\u8db3\u306a\u7d50\u679c\u304c\u5f97\u3089\u308c\u306a\u3044\u3068\u601d\u308f\u308c\u308b\u306e\u3067\u3001\u3084\u306f\u308aI\/V\u5909\u63db\u56de\u8def\u306e\u8a2d\u8a08\u304c\u809d\u3067\u3042\u308b\u3053\u3068\u306b\u9055\u3044\u306f\u7121\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n
\r\n

\u5927\u96fb\u6d41\u51fa\u529b\u30bf\u30a4\u30d7\u306eDAC\u306a\u306e\u3067\u6d88\u8cbb\u96fb\u6d41\u3082\u5927\u304d\u304f\u3001PCM\u306e\u5834\u5408 FS = 44.1KHz\u6642\u3067667mA(Typical) \u3001DSD\uff0822.5792MHz)\u306e\u5834\u5408\u3067\u306f798mA(Typical)\u3082\u6d88\u8cbb\u3059\u308b\uff0e\u96fb\u6e90\u56de\u8def\u306e\u8a2d\u8a08\u3082\u5384\u4ecb\u305d\u3046\u3060\uff0e<\/p>\r\n
\r\n

\u3053\u306e\u53c2\u8003\u56de\u8def\u4f8b\u3067\u306f\u30012.5V\u306e\u30aa\u30d5\u30bb\u30c3\u30c8\u96fb\u5727\u3092\u5165\u529b\u306b\u5370\u53ef\u3057\u305f\u72b6\u614b\u3067\u6bd4\u8f03\u7684\u9ad8\u96fb\u6d41\u51fa\u529b\u304c\u53ef\u80fd\u306aOPA1612\u3092\u4f7f\u3063\u3066I\/V\u5909\u63db\u3092\u884c\u3063\u3066\u3044\u308b\uff0eDIYINHK\u306eES9038PRO DAC\u30dc\u30fc\u30c9\u3067\u3082\u540c\u3058\u3088\u3046\u306a\u69cb\u6210\u306a\u306e\u3067\u3001\u5927\u96fb\u6d41\u51fa\u529b\u30bf\u30a4\u30d7\u306eDAC\u306eI\/V\u5909\u63db\u3092OP\u30a2\u30f3\u30d7\u3067\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3053\u306e\u3088\u3046\u306a\u65b9\u6cd5\u3092\u63a1\u3089\u3056\u308b\u8ca0\u3048\u306a\u3044\u306e\u3060\u308d\u3046\uff0e<\/p>\r\n
\r\n

\u56e0\u307f\u306b\u3001AK4499\u306e\u30ec\u30b8\u30b9\u30bf\u30de\u30c3\u30d7\u306fAK4490,AK4493,AK4495,AK4497\u3068\u5171\u901a\u306e\u3088\u3046\u3060\uff0e<\/p>\r\n
\r\n

AK4499EQ\u30c1\u30c3\u30d7\u306e\u5165\u624b\u306b\u306f\u307e\u3060\u6642\u9593\u304c\u639b\u304b\u308a\u305d\u3046\u3060\u304c\u3001\u79c1\u306fESS\u3088\u308a\u306fAKM\u306eDAC\u30c1\u30c3\u30d7\u306e\u97f3\u8272\u306e\u65b9\u304c\u597d\u307f\u306a\u306e\u3067AK4499EQ\u306b\u671f\u5f85\u3057\u305f\u3044\u3068\u3053\u308d\u3060\uff0e<\/p>\r\n
","protected":false},"excerpt":{"rendered":"\u4e45\u3057\u3076\u308a\u306b\u65ed\u5316\u6210\u30de\u30a4\u30af\u30ed\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3092\u8997\u3044\u3066\u307f\u305f\u3068\u3053\u308d\u3001CES2019\u3067\u516c\u958b\u3055\u308c\u305f\u6700\u65b0\u30d5\u30e9\u30b0\u30b7\u30c3\u30d7DAC\u30c1\u30c3\u30d7\u3067\u3042\u308bAK4499EQ\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u304c\u3088\u3046\u3084\u304f\u516c\u958b\u3055\u308c\u305f\u3088\u3046\u306a\u306e\u3067\u3001\u3068\u308a\u3042\u3048\u305a\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u5165\u624b\u3057\u3066\u307f\u305f\uff0e","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[713],"tags":[859],"class_list":["post-7834","post","type-post","status-publish","format-standard","hentry","category-digital-audio","tag-ak4499eq"],"_links":{"self":[{"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/posts\/7834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/comments?post=7834"}],"version-history":[{"count":2,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/posts\/7834\/revisions"}],"predecessor-version":[{"id":7849,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/posts\/7834\/revisions\/7849"}],"wp:attachment":[{"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/media?parent=7834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/categories?post=7834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/y2tech.net\/blog\/wp-json\/wp\/v2\/tags?post=7834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}