Quadrature digital upconverter is more than DDS+DAC

Schweber, Bill
April 1999
EDN;04/29/99, Vol. 44 Issue 9, p24
Trade Publication
Presents the synthesizer or frequency-shift-keying modulator AD9856 digital upconverter from Analog Devices. Modulation of the sine and cosine carries that the Direct Digital Synthesizer generates; Conversion of data into an analog carrier via the 12-bit; Use with any complex data format. INSET: Compatible Vout dual DACs provide parallel input structures..


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