AD9122 Analog Devices, AD9122 Datasheet - Page 12

• Manufacturer Part Number: AD9122
• Manufacturer: Analog Devices

Specifications of AD9122

• Resolution (bits): 16bit
• Dac Update Rate: 1.23GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: LVDS,Par

AD9122
Figure 10. Highest Digital Spur vs. f
Figure 11. Highest Digital Spur vs. f
Figure 12. Highest Digital Spur vs. f
–69
–70
–71
–72
–73
–74
–75
–76
–77
–78
–79
–60
–65
–70
–75
–80
–85
–60
–65
–70
–75
–80
–85
–90
–95
0
0
0
50
50
f
f
f
f
100
DATA
DATA
DATA
DATA
Digital Scale = 0 dBFS, I
Digital Scale = 0 dBFS, I
Digital Scale = 0 dBFS, I
100
100
= 250MSPS
= 400MSPS
= 100MSPS
= 150MSPS
200
150
150
300
f
200
200
f
f
OUT
OUT
OUT
(MHz)
(MHz)
(MHz)
OUT
OUT
OUT
250
250
400
over f
over f
over f
FS
FS
FS
= 20 mA
= 20 mA
= 20 mA
300
300
DATA
DATA
DATA
500
f
f
DATA
DATA
, 2× Interpolation,
, 4× Interpolation,
, 8× Interpolation,
350
350
= 100MSPS
= 200MSPS
600
400
400
450
450
700
Rev. B | Page 12 of 60
START 1.0MHz
#RES BW 10kHz
START 1.0MHz
#RES BW 10kHz
START 1.0MHz
#RES BW 10kHz
Figure 13. Single-Tone Spectrum, 2× Interpolation,
Figure 14. Single-Tone Spectrum, 4× Interpolation,
Figure 15. Single-Tone Spectrum, 8× Interpolation,
2× INTERPOLATION,
SINGLE-TONE SPECTRUM,
f
f
4× INTERPOLATION,
SINGLE-TONE SPECTRUM,
f
f
DATA
OUT
DATA
OUT
f
f
f
8× INTERPOLATION,
SINGLE-TONE SPECTRUM,
f
f
DATA
DATA
DATA
DATA
OUT
= 101MHz
= 151MHz
= 250MSPS,
= 200MSPS,
= 250 MSPS, f
= 200 MSPS, f
= 100 MSPS, f
= 131MHz
= 100MSPS,
VBW 10kHz
VBW 10kHz
VBW 10kHz
OUT
OUT
OUT
SWEEP 6.017s (601 PTS)
SWEEP 9.634s (601 PTS)
SWEEP 9.634s (601 PTS)
= 101 MHz
= 151 MHz
= 131 MHz
STOP 500.0MHz
STOP 800.0MHz
STOP 800.0MHz