AD9789 Analog Devices, AD9789 Datasheet - Page 12

• 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

AD9789
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 9. Second-Order Harmonic vs. f
f
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
DAC
Figure 10. SFDR vs. f
Figure 8. SFDR vs. f
0
0
0
= 2.4 GHz, Full-Scale Current = 20 mA, Temperature = 25°C
Digital Scale = 0 dBFS, Temperature = 25°C
Digital Scale = 0 dBFS, Temperature = 25°C
200
200
200
OUT
OUT
400
400
400
over f
over Full-Scale Current, f
f
f
f
OUT
OUT
OUT
DAC
600
600
600
(MHz)
, Full-Scale Current = 20 mA,
(MHz)
(MHz)
OUT
800
800
800
over Digital Full Scale,
DAC
1000
1000
1000
32mA
20mA
8mA
2.4GHz
2.2GHz
2GHz
1.6GHz
1GHz
0dBFS
–3dBFS
–6dBFS
–12dBFS
= 2.4 GHz,
1200
1200
1200
Rev. A | Page 12 of 76
–100
f
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
Figure 12. Third-Order Harmonic vs. f
DAC
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
Figure 11. SFDR vs. f
Figure 13. SFDR vs. f
0
0
= 2.4 GHz, Full-Scale Current = 20 mA, Temperature = 25°C
0
Full-Scale Current = 20 mA, Digital Scale = 0 dBFS
Full-Scale Current = 20 mA, Temperature = 25°C
200
200
200
OUT
400
400
400
OUT
over Digital Full Scale, f
over Temperature, f
f
f
f
OUT
OUT
OUT
600
600
600
(MHz)
(MHz)
(MHz)
OUT
over Digital Full Scale,
800
800
800
DAC
DAC
= 2.4 GHz,
1000
1000
0dBFS
–3dBFS
–6dBFS
–12dBFS
0dBFS
–3dBFS
–6dBFS
–12dBFS
1000
+85°C
+25°C
–40°C
= 2.4 GHz,
1200
1200
1200