AD9775-EBZ Analog Devices Inc, AD9775-EBZ Datasheet - Page 40

no-image

AD9775-EBZ

Manufacturer Part Number
AD9775-EBZ
Description
14Bit 160 MSPS Dual TxDAC+ D/A Converter
Manufacturer
Analog Devices Inc
Series
TxDAC+®r
Datasheet

Specifications of AD9775-EBZ

Number Of Dac's
2
Number Of Bits
14
Outputs And Type
2, Differential
Sampling Rate (per Second)
160M
Data Interface
Parallel
Settling Time
11ns
Dac Type
Current
Voltage Supply Source
Analog and Digital
Operating Temperature
-40°C ~ 85°C
Utilized Ic / Part
AD9775
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD9775
–100
–100
–100
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
0
0
–2.0
–8.0
–4.0
D
D A
Figure 85. 8× Interpolation, Complex f
Figure 86. 2× Interpolation, Complex f
Figure 87. 4× Interpolation, Complex f
D
–1.5
–6.0
–3.0
A
A
–1.0
–4.0
–2.0
B
–2.0
B
–0.5
–1.0
B
f
f
f
OUT
OUT
OUT
C
(LO)
C D
(LO)
C D
(LO)
0
0
0
f
f
f
DATA
DATA
DATA
D
)
)
)
A
0.5
2.0
1.0
A
A
DAC
DAC
DAC
1.0
4.0
2.0
/4 Modulation
/8 Modulation
/8 Modulation
B
B
1.5
6.0
3.0
B
C
C
C
2.0
8.0
4.0
Rev. E | Page 40 of 56
Figure 89. AD9775 Real DAC Output of Complex Input Signal Near Baseband
(Positive Frequencies Only), Interpolation = 4×, No Modulation in AD9775
–100
–20
–40
–60
–80
–100
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
–8.0
0
0
750
0
D A
Now Quadrature Modulated by AD8345 (LO = 800 MHz)
Figure 88. 8× Interpolation, Complex f
Figure 90. AD9775 Complex Output from Figure 89,
–6.0
760
770
10
–4.0
780
–2.0
FREQUENCY (MHz)
FREQUENCY (MHz)
f
790
OUT
B C
20
(LO)
0
800
f
DATA
D A
)
810
2.0
30
820
DAC
4.0
/8 Modulation
830
40
6.0
840
B C
8.0
850
50

Related parts for AD9775-EBZ