AD9788-DPG2-EBZ Analog Devices Inc, AD9788-DPG2-EBZ Datasheet - Page 14
![no-image](/images/manufacturer_photos/0/0/57/analog_devices_inc_sml.jpg)
AD9788-DPG2-EBZ
Manufacturer Part Number
AD9788-DPG2-EBZ
Description
Dual 16B, 1.0 GSPS TxDAC
Manufacturer
Analog Devices Inc
Datasheet
1.AD9785BSVZ.pdf
(64 pages)
Specifications of AD9788-DPG2-EBZ
Design Resources
Powering the AD9788 Using ADP2105 for Increased Efficiency (CN0141)
Number Of Dac's
2
Number Of Bits
16
Outputs And Type
2, Differential
Sampling Rate (per Second)
800M
Data Interface
Serial
Settling Time
22ms
Dac Type
Current
Voltage Supply Source
Analog and Digital
Operating Temperature
-40°C ~ 85°C
Utilized Ic / Part
AD9788
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD9785/AD9787/AD9788
Figure 11. AD9787 ACLR, 4× Interpolation, f
–55
–60
–65
–70
–75
–80
–85
–90
100
100
90
80
70
60
50
95
90
85
80
75
70
65
60
55
50
Figure 13. AD9787 In-Band SFDR vs. f
0
0
0
100MSPS
Figure 12. AD9787 IMD vs. f
20
40
40
80
20
60
SECOND ADJ CHAN
120
80 100 120 140 160 180 200 220 240 260
Amplitude = −3 dB
THIRD ADJ CHAN
160
40
f
f
f
OUT
OUT
OUT
200
(MHz)
(MHz)
(MHz)
150MSPS
FIRST ADJ CHAN
200MSPS
OUT
240
160MSPS
, 4× Interpolation
60
OUT
200MSPS
, 2× Interpolation
280
DATA
= 122.88 MSPS,
320
80
250MSPS
360
400
100
Rev. A | Page 14 of 64
Figure 16. AD9788 ACLR for First Adjacent Band WCDMA, 4× Interpolation,
Figure 14. AD9787 Noise Spectral Density vs. f
Figure 15. AD9787 Noise Spectral Density vs. f
–142
–146
–150
–154
–158
–162
–166
–170
–142
–146
–150
–154
–158
–162
–166
–170
–55
–60
–65
–70
–75
–80
–85
–90
f
DATA
0
0
0
= 122.88 MSPS, NCO Translates Baseband Signal to IF
20
40
Multitone Input, f
20
20
60
80 100 120 140 160 180 200 220 240
f
DATA
–6 dBFS PLL OFF
40
40
= 200 MSPS
f
f
f
–3 dBFS PLL OFF
OUT
OUT
OUT
0 dBFS PLL ON
DATA
(MHz)
(MHz)
(MHz)
1×
0 dBFS PLL OFF
= 200 MSPS
60
60
OUT
1×
2×
4×
over Output Frequency of
OUT
, Single-Tone Input,
4×
80
80
2×
260
100
100