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DAC3482 Datasheet(PDF) 16 Page - Texas Instruments

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Part # DAC3482
Description  Dual-Channel, 16-BIT, 1.25 GSPS Digital-to-Analog Converter (DAC)
PDF  79 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

DAC3482 Datasheet(HTML) 16 Page - Texas Instruments

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Frequency (MHz)
fDAC = 1250 MSPS
fOUT = 200 MHz
Tone Spacing = 1 MHz
G019
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Output Frequency (MHz)
0 dBFS
−6 dBFS
−12 dBFS
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Output Frequency (MHz)
fDATA = 312.5 MSPS, 1x Interpolation
fDATA = 312.5 MSPS, 2x Interpolation
fDATA = 312.5 MSPS, 4x Interpolation
fDATA = 156.25 MSPS, 8x Interpolation
fDATA = 78.125 MSPS, 16x Interpolation
G021
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Output Frequency (MHz)
fDAC = 600 MSPS
fDAC = 800 MSPS
fDAC = 1000 MSPS
fDAC = 1250 MSPS
G022
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Output Frequency (MHz)
IOUTFS = 10 mA w/ 4:1 Transformer
IOUTFS = 20 mA w/ 4:1 Transformer
IOUTFS = 30 mA w/ 2:1 Transformer
G023
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Output Frequency (MHz)
PLL Bypassed
PLL Enabled w/ PFD of 78.125 MHz
G024
DAC3482
SLAS748A
– MARCH 2011 – REVISED JUNE 2011
www.ti.com
TYPICAL CHARACTERISTICS (continued)
All plots are at 25
°C, nominal supply voltage, fDAC = 1250 MSPS, 4x interpolation, NCO enabled, Mixer Gain disabled, QMC
enabled with gain set at 1446 for both I/Q channels, 0 dBFS digital input, 20 mA full-scale output current with 4:1 transformer
(unless otherwise noted)
Figure 19. Two Tone Spectral Plot
Figure 20. NSD vs Output Frequency Over Input Scale
Figure 21. NSD vs Output Frequency Over Interpolation
Figure 22. NSD vs Output Frequency Over fDAC
Figure 23. NSD vs Output Frequency Over IOUTFS
Figure 24. NSD vs Output Frequency Over Clocking
Options
16
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Copyright
© 2011, Texas Instruments Incorporated
Product Folder Link(s): DAC3482



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