NAU8223YG数据手册Nuvoton中文资料规格书

描述 Description

NAU8223YG 是一款立体声高效无滤波器D类音频放大器，能够驱动 4Ω 负载，输出功率高达 3.1W。

NAU8223YG 提供极低待机电流和 3.4ms 快速启动时间的芯片使能引脚，具有 0dB、6dB、12dB、18dB 和 24dB 五种可选增益设置，可由单个增益引脚控制。

NAU8223YG 是电池驱动便携式应用的理想选择，因为它具有 87dB PSRR、91% 效率、超低静态电流（即2个通道 3.7V 时为2.1mA）和卓越的 EMI 性能。它可以在单端或差分模式下配置输入。

应用 Application

•便携式音频装置/扬声器•便携式GPS导航装置•平板电脑主要特点:•音频输入 -立体声差分/单端输入 -直流 PSRR Typ.@98dB -CMRR Typ.@80dB  •音频输出 -强大的D类立体声放大器 -3.1W (4Ω @ 5V, 10% THD+N) -1.26W (4Ω @ 3.7V, 1% THD+N) -1.76W (8Ω @ 5V, 10% THD+N) -0.76W (8Ω @ 3.7V, 1% THD+N) -低输出噪声: 20μVRMS @ 0dB gain   •进阶功能 -低电流关断模式 -开关噪声抑制   •工作特性 -电压范围: 2.5V ~ 5.5V -温度范围: -40°C ~ 85°C -低静态电流: 2.1mA@3.7V / 3.2mA@5V for 2 channels   •封装 -QFN-20 (4x4mm)  $(document).ready(function(){var selectedFamily = 'Audio Amplifiers';var selectedSeries = 'Class-D Series';var selectedPartNo = 'NAU8223YG';//console.log('selectedFamily:' + selectedFamily);Ext.Ajax.request({url: '/system/modules/com.thesys.project.nuvoton/pages/selection-guide/ajax/getFamilyFields.json',params : {\"family\":selectedFamily},success: function(response) {var json = Ext.decode(response.responseText);if(json.success){var fieldCount = json.resultCount;var itemList = json.itemList;// ProductSeriesif(fieldCount > 0){var columns = [];var fields = ['partNoLink'];itemList.forEach(function(elem){//console.log(elem);var tableColumn = elem.tableColumn;var column = {text: elem.showColumn,locked:false,width: 100,height:33,sortable: true,menuDisabled: false,align: 'center',dataIndex: tableColumn,draggable:false,renderer: function(value, metaData, record, rowIndex, colIndex, store) {//console.log(\"colIndex:\" + colIndex);//console.log(\"tableColumn:\" + tableColumn);//console.log(record.data);metaData.tdAttr = 'data-qtip=\"' + value + '\"';if(colIndex == 0 ){var partNoLink = record.get('partNoLink');var html = value;if(partNoLink != null && partNoLink != ''){html = \"\" + html +\"\";}html = \"\" + html + \"\";return html;}else if(tableColumn == 'ISPICPIAP'){return (value == '-')?'-':'√';}else if(tableColumn == 'EBI'){var fieldValuetmp = value;if(value == 'Y'){fieldValuetmp = '√';}else if(value == 'N'){fieldValuetmp = 'N';}else if(value == '-'){fieldValuetmp = '-';}return fieldValuetmp;}else{return \"\" + value + \"\";}}};columns.push(column);fields.push(tableColumn);})var gridHeight = 410;var hiddenFields = [{name:'family',value:selectedFamily}];if(selectedSeries != ''){hiddenFields.push({name:'ProductSeries',value:selectedSeries})}if(selectedPartNo != ''){gridHeight = 160;hiddenFields.push({name:'partNo',value:selectedPartNo})}var formConfig = {title: '',hiddenFields:hiddenFields,renderTo:\"grid-filter\",standardSubmit:false,showButtons:false};var gridConfig = {id:\"listGrid\",pageSize:10,scrollable:true,height:gridHeight,pagingtoolbarPosition:'top',renderTo:\"grid-list\",dataUrl:\"/system/modules/com.thesys.project.nuvoton/pages/selection-guide/ajax/selectionPage.json\",header: {items: [{ui: 'default-toolbar',xtype: 'label',html: ' export'}]},columns: columns,fields: fields,searchForm:formConfig};initExtGrid(gridConfig);}}else{showError('送出失敗',json.message);}},failure: function(response, opts) {showError('送出失敗','AJAX 失敗');console.erro('server-side failure with status code ' + response.status);}});})function exportFun(){var selectedFamily = 'Audio Amplifiers';var selectedSeries = 'Class-D Series';var selectedPartNo = 'NAU8223YG';var url = '/system/modules/com.thesys.project.nuvoton/pages/selection-guide/process/export-process.xls';var line = $(\"#lineMenu\").val();var family = $(\"#familyMenu\").val();var partNo = $(\"#partNo\").val();var params = {};params['family'] = selectedFamily;if(selectedSeries != ''){params['ProductSeries'] = selectedSeries;}if(selectedPartNo != ''){params['partNo'] = selectedPartNo;}postForm(url, params,'post');}联络我们.searchBackground {background: url(/export/system/modules/com.thesys.project.nuvoton/resources/images/bg_footer_search.jpg) no-repeat center center;width: 100%;padding: 80px 0;background-size: cover;text-align: center;background-attachment: fixed;}产品选型全站
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