WIDEBAND DIGITAL TO ANALOG CONVERTER WITH BUILT-IN LOAD ATTENUATOR
摘要
<p>A circuit for digital-to-analog conversion is described. The circuit includes a digital-to-analog converter (DAC). The DAC includes a double cascaded current source and a differential current-mode switch (DCMS). The circuit further includes a direct current (DC) offset stage. The circuit also includes a load attenuator. The double cascaded current source may be between the DCMS and a rail voltage.</p>
申请公布号
EP2484016(A1)
申请公布日期
2012.08.08
申请号
EP20100763293
申请日期
2010.09.30
申请人
QUALCOMM INCORPORATED
发明人
SEO, DONGWON;SARIPALLI, GANESH;SONG, TONGYU;TALEIE, SHAHIN, MEHDIZAD;KONG, DERUI