AD9775 Analog Devices, AD9775 Datasheet - Page 14

• Manufacturer Part Number: AD9775
• Manufacturer: Analog Devices

Specifications of AD9775

• Resolution (bits): 14bit
• Dac Update Rate: 400MSPS
• Dac Settling Time: 11ns
• Max Pos Supply (v): +3.5V
• Single-supply: Yes
• Dac Type: Current Out
• Dac Input Format: Par

AD9775
Figure 20. SFDR vs. AVDD @ f
Figure 19. Third-Order IMD Products vs. A
f
Figure 18. Third-Order IMD Products vs. f
DATA
90
85
80
75
70
65
60
55
50
90
85
80
75
70
65
60
55
50
90
85
80
75
70
65
60
55
50
–15
1× f
3.1
0
= 50 MSPS for All Cases, 1× f
DATA
= 160 MSPS, 2× f
10
4× f
8 ×
3.2
DAC
= 200 MSPS, 8× f
–12dBFS
–10
20
4 ×
8× f
OUT
FREQUENCY (MHz)
A
= 10 MHz, f
DATA
1 ×
DATA
2×
OUT
AVDD (V)
4×
3.3
30
= 160 MSPS, 4× f
= 50 MSPS
(dBFS)
DAC
–6dBFS
= 50 MSPS, 2× f
2 ×
DAC
DAC
OUT
OUT
= 400 MSPS
40
–5
= 320 MSPS, f
8×
and Interpolation Rate,
and Interpolation Rate,
3.4
1×
DATA
0dBFS
50
DAC
= 80 MSPS,
= 100 MSPS,
DATA
= 160 MSPS
3.5
60
0
Rev. E | Page 14 of 56
90
85
80
75
70
65
60
55
50
90
85
80
75
70
65
60
55
50
90
85
80
75
70
65
60
55
50
Figure 21. Third-Order IMD Products vs. AVDD @ f
–50
3.1
0
–3dBFS
Figure 23. SFDR vs. Temperature @ f
Figure 22. SNR vs. Data Rate for f
f
78MSPS
DATA
f
3.2
DAC
= 65MSPS
50
= 320 MSPS, f
INPUT DATA RATE (MSPS)
–6dBFS
0
TEMPERATURE ( ° C)
PLL ON
AVDD (V)
PLL OFF
3.3
DATA
0dBFS
= 160 MSPS
100
50
OUT
OUT
3.4
160MSPS
= 5 MHz
= f
DATA
OUT
/11
= 10 MHz,
150
100
3.5