AD9787 Analog Devices, AD9787 Datasheet - Page 13

• Manufacturer Part Number: AD9787
• Description: Dual 14-Bit 800 MSPS DAC with Low Power 32-Bit Complex NCO
• Manufacturer: Analog Devices

Specifications of AD9787

• Resolution (bits): 14bit
• Dac Update Rate: 800MSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: Par

TYPICAL PERFORMANCE CHARACTERISTICS
Figure 6. AD9785 Noise Spectral Density vs. f
–142
–146
–150
–154
–158
–162
–166
–170
Figure 5. AD9785 Noise Spectral Density vs. f
–142
–146
–150
–154
–158
–162
–166
–170
–55
–60
–65
–70
–75
–80
–85
–90
Figure 7. AD9785 ACLR, 4× Interpolation, f
0
0
0
20
40
20
20
SECOND ADJ CHAN
60
1×
1×
4×
80 100 120 140 160 180 200 220 240
2×
f
f
DATA
DATA
THIRD ADJ CHAN
40
40
= 200 MSPS
= 200 MSPS
f
f
f
OUT
OUT
OUT
FIRST ADJ CHAN
(MHz)
(MHz)
(MHz)
60
60
4×
2×
OUT
DATA
OUT
, Single-Tone Input,
, Multitone Input,
= 122.88 MSPS
80
80
100
100
260
Rev. A | Page 13 of 64
100
100
–55
–60
–65
–70
–75
–80
–85
–90
Figure 10. AD9787 ACLR, 4× Interpolation, f
95
90
85
80
75
70
65
60
55
50
90
80
70
60
50
Figure 8. AD9785 In-Band SFDR vs. f
0
0
0
100 MSPS
160 MSPS
20
Figure 9. AD9785 IMD vs. f
40
40
SECOND ADJ CHAN
20
80
60
120
80 100 120 140 160 180 200 220 240 260
AD9785/AD9787/AD9788
THIRD ADJ CHAN
160
40
f
f
f
OUT
OUT
200 MSPS
OUT
150 MSPS
200
(MHz)
(MHz)
(MHz)
FIRST ADJ CHAN
OUT
200 MSPS
240
, 4× Interpolation
60
OUT
250 MSPS
, 2× Interpolation
280
DATA
= 122.88 MSPS
320
80
360
100
400