AD9778 Analog Devices, AD9778 Datasheet - Page 23

• Manufacturer Part Number: AD9778
• Description: Dual 14-Bit, 1 GSPS, Digital-to-Analog Converter
• Manufacturer: Analog Devices

Specifications of AD9778

• Resolution (bits): 14bit
• Dac Update Rate: 1GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): +3.47V
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: Par

Figure 50. AD9776 Noise Spectral Density vs. f
–150
–154
–158
–162
–166
–170
0
f
DAC
10
with 500 kHz Spacing, f
= 200MSPS
f
20
DAC
= 800MSPS
30
40
f
OUT
50
(MHz)
DATA
f
DAC
60
= 200 MSPS
= 400MSPS
70
DAC
, Eight-Tone Input
80
90
100
Rev. A | Page 23 of 56
–150
–154
–158
–162
–166
–170
0
Figure 51. AD9776 Noise Spectral Density vs. f
Single-Tone Input at −6 dBFS, f
10
20
f
DAC
f
30
DAC
= 200MSPS
AD9776/AD9778/AD9779
= 800MSPS
40
f
OUT
50
(MHz)
f
DAC
60
DATA
= 400MSPS
= 200 MSPS
70
80
DAC
,
90
100