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2Tierey J,Radar C,Gold B. A digital frequency synthesizer [J].IEEE Trans Audio and Eletroacoust, 1971,19(1):48-57.
3Bellaoura A.Low_power direct digital frequency synthesis for wireless communications [J].IEEE J Sol Sta Circ,2000,35(3):385-390.
4Nicholas HT,Samueli H.A 150 MHz direct digital frequency synthesizer in 1.25μm CMOS with -90dBc spurious performance [J].IEEE J Sol Sta Circ,1991,26(12):1 959-1 969.
5AD9854 - COMS 300 MSPS Quadrature Complete-DDS Synthesizer, Technical Data Sheet. Anship Devices Inc. , 2004.