A 1.2GS/s 15b DAC for precision signal generation
A 1.2GS/s 15b DAC for precision signal generation
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DOI:
10.1109/isscc.2005.1493893
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发表时间:
2005-08
期刊:
影响因子:
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通讯作者:
B. Jewett;Jacky Liu;K. Poulton
中科院分区:
文献类型:
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作者:
B. Jewett;Jacky Liu;K. Poulton
A 1.2GS/s 15b DAC achieves untrimmed SFDR of -70dBc to f/sub s//4 and -63dBc to Nyquist (with 10dB better results at 500MS/s). A per-element resampling scheme and dynamic element matching achieve DNL of 2LSB. In RZ output mode, ACPR for a 20MHz band at 900MHz is 69dB. The chip uses 40GHz-f/sub T/ NPN and is implemented in 0.35 /spl mu/m CMOS.