8-Bit, 125 MSPS, Dual TxDAC+
Digital-to-Analog Converter
AD9709
FEATURES FUNCTIONAL BLOCK DIAGRAM 8-bit dual transmit digital-to-analog converter (DAC)
125 MSPS update rate
Excellent SFDR to Nyquist @ 5 MHz output: 66 dBc
Excellent gain and offset matching: 0.1%
Fully independent or single-resistor gain control
Dual port or interleaved data
On-chip 1.2 V reference
Single 5 V or 3.3 V supply operation
Power dissipation: 380 mW @ 5 V
Power-down mode: 50 mW @ 5 V
48-lead LQFP DVDD1/ DCOM1/
DVDD2 DCOM2 AVDD WRT2/IQSEL DIGITAL
INTERFACE 1
DAC MODE IOUTA1
IOUTB1 REFERENCE REFIO
FSADJ1
FSADJ2
GAINCTRL BIAS
GENERATOR SLEEP AD9709 2
LATCH PORT2 CLK1 2 …