AD9148 Datasheet, PDF (16/73 Pages) Analog Devices – Quad 16-Bit,1 GSPS, TxDAC+ Digital-to-Analog Converter

AD9148
–30
–35
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
0
f_DATA = 200MSPS
f_DATA = 310MSPS
50
100
150
200
250
300
350
f_OUT (MHz)
Figure 18. IMD vs. fOUT over fDATA, 2× Interpolation,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
–30
–35
–40
–45
–50
–55
–60
–65
–70
f_DATA = 125MSPS
–75
–80
–85
–90
–95
–100
0
50 100 150 200 250 300 350 400 450 500
f_OUT (MHz)
Figure 19. IMD vs. fOUT, 8× Interpolation, fDATA = 125 MSPS,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
–30
–35
–40
0dBFS
–45
–6dBFS
–12dBFS
–50
–18dBFS
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
0
50
100
150
200
250
300
f_OUT (MHz)
Figure 20. IMD vs. fOUT over Digital Scale, 4× Interpolation,
fDATA = 150 MSPS, Full-Scale Current = 20 mA
Preliminary Technical Data
–30
–35
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
0
f_DATA = 150MSPS
f_DATA = 250MSPS
50 100 150 200 250 300 350 400 450 500
f_OUT (MHz)
Figure 21. IMD vs. fOUT over fDATA, 4× Interpolation,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
–30
–35
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
0
10mA
20mA
30mA
50
100
150
200
250
300
f_OUT (MHz)
Figure 22. IMD vs. fOUT over Full-Scale Current,
4× Interpolation, fDATA = 150 MSPS, Digital Scale = 0 dBFS
–30
–35
–40
–45
PLL OFF
–50
PLL ON
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
0
50
100
150
200
250
300
f_OUT (MHz)
Figure 23. IMD vs. fOUT ,PLL On and Off,
Digital Scale = 0 dBFS, Full-Scale Current = 20 mA
Rev. PrA | Page 16 of 73