AD9148 Datasheet, PDF (17/73 Pages) Analog Devices – Quad 16-Bit,1 GSPS, TxDAC+ Digital-to-Analog Converter

Preliminary Technical Data
–144
–146
–148
–150
1×, 200MSPS
2×, 200MSPS
4×, 200MSPS
8×, 100MSPS
–152
–154
–156
–158
–160
–162
–164
–166
0
50 100 150 200 250 300 350 400
f_OUT (MHz)
Figure 24. Single-Tone NSD Performance vs. fOUT,, Digital Scale = 0 dBFS,
4× fDATA = 200 MSPS, Full-Scale Current = 20 mA
–144
–146
–148
–150
2×, 200MSPS
4×, 200MSPS
8×, 100MSPS
–152
–154
–156
–158
–160
–162
–164
–166
0
50 100 150 200 250 300 350 400
f_OUT (MHz)
Figure 25. Single-Tone NSD Performance vs. fOUT , Digital Scale = 0 dBFS,
4× fDATA = 200 MSPS, Full-Scale Current = 20 mA, PLL On
–144
–146
–148
–150
0dB
–6dB
–12dB
–18dB
–152
–154
–156
–158
–160
–162
–164
–166
0
50 100 150 200 250 300 350 400
f_OUT (MHz)
Figure 26. Single-Tone NSD Performance vs. fOUT over Digital Scale,
4× fDATA = 200 MSPS, Full-Scale Current = 20 mA
AD9148
–144
–146
–148
–150
1×, 200MSPS
2×, 200MSPS
4×, 200MSPS
8×, 100MSPS
–152
–154
–156
–158
–160
–162
–164
–166
0
50 100 150 200 250 300 350 400
f_OUT (MHz)
Figure 27. 8-Tone NSD Performance vs. fOUT, Digital Scale = 0 dBFS,
Full-Scale Current = 20 mA
–144
–146
–148
–150
2×, 200MSPS
4×, 200MSPS
8×, 100MSPS
–152
–154
–156
–158
–160
–162
–164
–166
0
50 100 150 200 250 300 350 400
f_OUT (MHz)
Figure 28. Single-Tone NSD Performance vs. fOUT, Digital Scale = 0 dBFS,
Full-Scale Current = 20 mA, PLL On
–144
–146
–148
–150
0dB
–6dB
–12dB
–18dB
–152
–154
–156
–158
–160
–162
–164
–166
0
50 100 150 200 250 300 350 400
f_OUT (MHz)
Figure 29. 8-Tone NSD Performance vs. fOUT over Digital Scale,
4× fDATA = 200 MSPS, Full-Scale Current = 20 mA
Rev. PrA | Page 17 of 73