AD9122 Analog Devices, AD9122 Datasheet - Page 11

• 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

TYPICAL PERFORMANCE CHARACTERISTICS
–100
–100
–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 4. Harmonics vs. f
Figure 5. Harmonics vs. f
Figure 6. Harmonics vs. f
0
0
0
50
50
f
f
f
f
f
f
f
f
f
f
f
f
100
DATA
DATA
DATA
DATA
DATA
DATA
DATA
DATA
DATA
DATA
DATA
DATA
Digital Scale = 0 dBFS, I
Digital Scale = 0 dBFS, I
Digital Scale = 0 dBFS, I
100
100
= 250MSPS, SECOND HARMONIC
= 250MSPS, THIRD HARMONIC
= 400MSPS, SECOND HARMONIC
= 400MSPS, THIRD HARMONIC
= 100MSPS, SECOND HARMONIC
= 100MSPS, THIRD HARMONIC
= 200MSPS, SECOND HARMONIC
= 200MSPS, THIRD HARMONIC
= 100MSPS, SECOND HARMONIC
= 100MSPS, THIRD HARMONIC
= 150MSPS, SECOND HARMONIC
= 150MSPS, THIRD HARMONIC
200
150
150
300
f
f
f
200
OUT
200
OUT
OUT
OUT
OUT
OUT
over f
over f
over f
(MHz)
(MHz)
(MHz)
250
250
400
DATA
DATA
DATA
FS
FS
FS
= 20 mA
= 20 mA
= 20 mA
, 2× Interpolation,
, 4× Interpolation,
, 8× Interpolation,
300
300
500
350
350
600
400
400
450
450
700
Rev. B | Page 11 of 60
Figure 7. Second Harmonic vs. f
Figure 8. Third Harmonic vs. f
–100
–100
–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
0
0
0
Figure 9. Harmonics vs. f
50
50
50
0dBFS
–6dBFS
–12dBFS
–18dBFS
0dBFS
–6dBFS
–12dBFS
–18dBFS
I
I
I
I
I
I
FS
FS
FS
FS
FS
FS
f
DATA
= 10mA, SECOND HARMONIC
= 20mA, SECOND HARMONIC
= 30mA, SECOND HARMONIC
= 10mA, THIRD HARMONIC
= 20mA, THIRD HARMONIC
= 30mA, THIRD HARMONIC
100
100
100
= 400 MSPS, Digital Scale = 0 dBFS
f
f
DATA
DATA
= 400 MSPS, I
= 400 MSPS, I
150
150
150
OUT
OUT
f
f
f
200
200
200
OUT
OUT
OUT
OUT
over Digital Scale, 2× Interpolation,
over Digital Scale, 2× Interpolation,
over I
(MHz)
(MHz)
(MHz)
250
250
250
FS
FS
= 20 mA
= 20 mA
FS
, 2× Interpolation,
300
300
300
350
350
350
400
400
400
AD9122
450
450
450