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DAC3482 Datasheet(PDF) 15 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) 15 Page - Texas Instruments

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510
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Frequency (MHz)
PLL Enabled w/ PFD of 78.125 MHz
fDAC = 1250 MSPS
fOUT = 200 MHz
G013
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Output Frequency (MHz)
0 dBFS
−6 dBFS
−12 dBFS
G014
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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
G015
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Output Frequency (MHz)
fDAC = 600 MSPS
fDAC = 800 MSPS
fDAC = 1000 MSPS
fDAC = 1250 MSPS
G016
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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
G017
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Frequency (MHz)
NCO Bypassed
QMC Bypassed
fDAC = 1250 MSPS
fOUT = 70 MHz
Tone Spacing = 1 MHz
G018
DAC3482
www.ti.com
SLAS748A
– MARCH 2011 – REVISED JUNE 2011
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 13. Single Tone Spectral Plot
Figure 14. IMD3 vs Output Frequency Over Input Scale
Figure 15. IMD3 vs Output Frequency Over Interpolation
Figure 16. IMD3 vs Output Frequency Over fDAC
Figure 17. IMD3 vs Output Frequency Over IOUTFS
Figure 18. Two Tone Spectral Plot
Copyright
© 2011, Texas Instruments Incorporated
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