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AD9740-EB Datasheet(PDF) 12 Page - Analog Devices

Part # AD9740-EB
Description  10-Bit, 210 MSPS TxDAC D/A Converter
PDF  32 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD9740-EB Datasheet(HTML) 12 Page - Analog Devices

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AD9740
Rev. B | Page 12 of 32
TEMPERATURE (
°C)
90
80
85
50
55
60
70
65
75
–40
0
20
–20
40
60
80
4MHz
19MHz
34MHz
49MHz
Figure 18. SFDR vs. Temperature @ 165 MSPS, 0 dBFS
FREQUENCY (MHz)
0
–40
–30
–20
–10
–100
–90
–80
–60
–70
–50
111
16
621
31
26
36
fCLOCK = 78MSPS
fOUT = 15.0MHz
SFDR = 77dBc
AMPLITUDE = 0dBFS
Figure 19. Single-Tone SFDR
FREQUENCY (MHz)
0
–40
–30
–20
–10
–100
–90
–80
–60
–70
–50
111
16
621
31
26
36
fCLOCK = 78MSPS
fOUT1 = 15.0MHz
fOUT2 = 15.4MHz
SFDR = 77dBc
AMPLITUDE = 0dBFS
Figure 20. Dual-Tone SFDR
FREQUENCY (MHz)
0
–40
–30
–20
–10
–100
–90
–80
–60
–70
–50
111
16
621
31
26
36
fCLOCK = 78MSPS
fOUT1 = 15.0MHz
fOUT2 = 15.4MHz
fOUT3 = 15.8MHz
fOUT4 = 16.2MHz
SFDR = 72dBc
AMPLITUDE = 0dBFS
Figure 21. Four-Tone SFDR
DIGITAL DATA INPUTS (DB9–DB0)
150pF
1.2V REF
AVDD
ACOM
REFLO
PMOS
CURRENT SOURCE
ARRAY
3.3V
SEGMENTED SWITCHES
FOR DB9–DB1
LSB
SWITCHES
REFIO
FS ADJ
DVDD
DCOM
CLOCK
3.3V
RSET
2k
Ω
0.1
μF
IOUTA
IOUTB
AD9740
SLEEP
LATCHES
IREF
VREFIO
CLOCK
IOUTB
IOUTA
RLOAD
50
Ω
VOUTB
VOUTA
RLOAD
50
Ω
VDIFF = VOUTA – VOUTB
MODE
Figure 22. Simplified Block Diagram (SOIC/TSSOP Packages)



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