AD9789 Analog Devices, AD9789 Datasheet - Page 13

• Manufacturer Part Number: AD9789
• Description: 14-Bit, 2400 MSPS RF DAC with 4-Channel Signal Processing
• Manufacturer: Analog Devices

Specifications of AD9789

• Resolution (bits): 14bit
• Dac Update Rate: 2.4GSPS
• Dac Settling Time: 13ns
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: LVDS,Par

Figure 16. NSD vs. f
Figure 15. Third-Order IMD vs. f
Figure 14. Third-Order IMD vs. f
–155
–157
–159
–161
–163
–165
–167
–169
–171
–173
–175
100
90
80
70
60
50
40
30
90
80
70
60
50
40
30
0
0
0
100
100
Digital Scale = 0 dBFS, Temperature = 25°C
Digital Scale = 0 dBFS, Temperature = 25°C
200
200
OUT
200
over f
300
300
DAC
400
400
400
, 1-Channel QAM, Full-Scale Current = 20 mA
OUT
OUT
f
f
OUT
500
f
500
OUT
OUT
over Full-Scale Current, f
over f
600
(MHz)
(MHz)
(MHz)
600
600
DAC
700
, Full-Scale Current = 20 mA,
700
800
800
800
900 1000 1100
900 1000 1100
1000
2.4GHz
2.0GHz
1.6GHz
1.0GHz
2.4GHz
2.0GHz
1.6GHz
32mA
20mA
8mA
DAC
= 2.4 GHz,
1200
Rev. A | Page 13 of 76
Figure 19. NSD vs. f
Figure 17. Third-Order IMD vs. f
Figure 18. Third-Order IMD vs. f
–155
–157
–159
–161
–163
–165
–167
–169
–171
–173
–175
100
90
80
70
60
50
40
30
90
80
70
60
50
40
30
0
0
0
Full-Scale Current = 20 mA, Digital Scale = 0 dBFS
100
Full-Scale Current = 20 mA, Temperature = 25°C
100
200
200
200
OUT
300
over Temperature, 1-Channel QAM, f
300
Full-Scale Current = 20 mA
400
400
400
OUT
f
f
500
OUT
f
500
OUT
OUT
OUT
over Digital Full Scale, f
600
(MHz)
over Temperature, f
(MHz)
(MHz)
600
600
700
700
800
800
800
900 1000 1100
900 1000 1100
1000
0dBFS
–3dBFS
–6dBFS
–12dBFS
DAC
+85°C
+25°C
–40°C
DAC
+85°C
+25°C
–40°C
DAC
= 2.4 GHz,
AD9789
= 2.4 GHz,
= 2.4 GHz,
1200