AD9122 Analog Devices, AD9122 Datasheet - Page 13

• 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

–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
Figure 18. IMD vs. f
0
0
0
Figure 16. IMD vs. f
Figure 17. IMD vs. f
50
50
50
f
f
f
f
f
DATA
DATA
DATA
DATA
DATA
Digital Scale = 0 dBFS, I
Digital Scale = 0 dBFS, I
Digital Scale = 0 dBFS, I
100
100
100
= 250MSPS
= 400MSPS
= 100MSPS
= 200MSPS
= 100MSPS
OUT
150
150
150
, 8× Interpolation, f
OUT
OUT
f
f
f
200
200
200
over f
over f
OUT
OUT
OUT
(MHz)
(MHz)
(MHz)
DATA
DATA
250
250
250
FS
FS
FS
, 2× Interpolation,
, 4× Interpolation,
= 20 mA
= 20 mA
= 20 mA
300
300
300
DATA
350
350
350
= 100 MSPS,
400
400
400
450
450
450
Rev. B | Page 13 of 60
–10
–20
–30
–40
–50
–60
–70
–80
–90
–50
–55
–60
–65
–70
–75
–80
–85
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
0
Figure 19. IMD vs. f
Figure 21. IMD vs. f
0
0
0
Digital Scale = 0 dBFS, I
Figure 20. IMD vs. f
50
50
50
0dBFS
–6dBFS
–12dBFS
–18dBFS
I
I
I
FS
FS
FS
f
DATA
= 10mA
= 20mA
= 30mA
100
100
100
= 400 MSPS, Digital Scale = 0 dBFS
f
DATA
OUT
OUT
= 400 MSPS, I
150
150
150
, 4× Interpolation, f
over Digital Scale, 2× Interpolation,
OUT
FS
f
f
f
200
200
200
OUT
OUT
OUT
over I
= 20 mA, PLL On and PLL Off
PLL OFF
PLL ON
(MHz)
(MHz)
(MHz)
250
250
250
FS
FS
, 2× Interpolation,
= 20 mA
300
300
300
DATA
350
350
350
= 200 MSPS,
400
400
400
AD9122
450
450
450