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DAC38RF80IAAV Datasheet(PDF) 29 Page - Texas Instruments

Part # DAC38RF80IAAV
Description  DAC38RFxx Dual- or Single-Channel, Single-Ended or Differential Output, 14-Bit, 9-GSPS, RF-Sampling DAC With JESD204B Interface and On-Chip PLL
PDF  160 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

DAC38RF80IAAV Datasheet(HTML) 29 Page - Texas Instruments

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6.10 Typical Characteristics (continued)
Unless otherwise noted, all plots are at TA = 25°C, nominal supply voltages, fDAC = 9 GSPS, 12x interpolation, 0 dBFS
digital input, 40 mA full scale output current (with 2:1 transformer in DAC38RF83/93/85 only), LMFSHd = 84111 and PLL is
disabled.
Freq offset (Hz)
1000
10000
100000
1000000
1E+7
5E+7
-160
-140
-120
-100
-80
-60
D027
CP=2
CP=3
CP=4
CP=5
CP=6
CP=7
CP=8
CP=9
CP=10
CP=11
CP=12
CP=13
CP=14
CP=15
VCO frequency = 8.85 GHz
Measured at 1.8 GHz
Figure 6-41. VCO1 Phase Noise vs Offset Frequency Over
Charge pump current
Freq offset (Hz)
1000
10000
100000
1000000
1E+7
5E+7
-160
-150
-140
-130
-120
-110
-100
-90
D028
div4
div3
div2
VCO frequency = 8.85 GHz
Figure 6-42. VCO1 Output Clock Phase Noise vs Offset
frequency Over Divider Ratio
Freq offset (Hz)
1000
10000
100000
1000000
1E+7
5E+7
-160
-140
-120
-100
-80
D029
CP=1
CP=2
CP=3
CP=4
CP=5
CP=6
CP=7
CP=8
CP=9
CP=10
CP=11
CP=12
CP=13
CP=14
CP=15
VCO frequency = 5.9 GHz
Measured at 1.8 GHz
Figure 6-43. VCO0 Phase Noise vs Offset Frequency Over
Charge Pump Current
Freq offset (Hz)
1000
10000
100000
1000000
1E+7
5E+7
-160
-150
-140
-130
-120
-110
-100
D030
div4
div3
div2
VCO frequency = 5.9 GHz
Figure 6-44. VCO0 Output clock Phase Noise vs Offset
Frequency Over Divider Ratio
www.ti.com
DAC38RF80, DAC38RF83, DAC38RF84
DAC38RF85, DAC38RF90, DAC38RF93
SLASEA3D – DECEMBER 2016 – REVISED DECEMBER 2023
Copyright © 2023 Texas Instruments Incorporated
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Product Folder Links: DAC38RF80 DAC38RF83 DAC38RF84 DAC38RF85 DAC38RF90 DAC38RF93



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