AD9777-EB Analog Devices Inc, AD9777-EB Datasheet - Page 44

• Manufacturer Part Number: AD9777-EB
• Description: BOARD EVAL FOR AD9777
• Manufacturer: Analog Devices Inc
• Series: TxDAC+®r

Specifications of AD9777-EB

• Rohs Status: RoHS non-compliant
• Number Of Dac's: 2
• Number Of Bits: 16
• 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: AD9777

AD9777
Figure 89. AD9777, Real DAC Output of Complex Input Signal Near Baseband
(Positive Frequencies Only), Interpolation = 4×, No Modulation in AD9777
Figure 90. AD9777 Complex Output from Figure 89, Now Quadrature
–100
–100
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 91. AD9777, Real DAC Output of Complex Input Signal Near
0
0
0
750
0
0
Baseband (Positive Frequencies Only), Interpolation = 4×,
760
Complex Modulation in AD9777 = +f
770
Modulated by AD8345 (LO = 800 MHz)
10
10
780
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
790
20
20
800
810
30
30
820
830
40
40
DAC
/4
840
850
50
50
Rev. C | Page 44 of 60
Figure 92. AD9777 Complex Output from Figure 91, Now Quadrature
–100
–100
Figure 94. AD9777 Complex Output from Figure 93, Now Quadrature
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
Figure 93. AD9777, Real DAC Output of Complex Input Signal Near
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
750
750
0
Baseband (Negative Frequencies Only), Interpolation = 4×,
760
760
Complex Modulation in AD9777 = −f
Modulated by AD8345 (LO = 800 MHz)
Modulated by AD8345 (LO = 800 MHz)
770
770
10
780
780
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
790
790
20
800
800
810
810
30
820
820
830
830
40
DAC
/4
840
840
850
850
50