DAC39RF10 datasheet(89/232 Pages) TI2

89 / 232 page

6.18 Typical Characteristics: Phase and Amplitude Noise (continued)

Typical values at TA = +25°C, minimum and maximum values over operating free-air temperature range, typical supply

voltages, fCLK = 10.24GHz, single tone amplitude = 0dBFS, fOUT = 1GHz, unless otherwise noted. Input clock contribution

removed by phase noise analyzer.

Offset Frequency (Hz)

1x102

1x103

1x104

1x105

1x106

1x107

1x108

-180

-170

-160

-150

-140

-130

-120

DEM/Dither off, 25

C

DEM/Dither on, 25

C

DEM/Dither off, 90

C

DEM/Dither on, 90

C

DES2XL mode

Figure 6-220. Phase Noise vs Offset Frequency at 1GHz

Input Clock (GHz)

8.5

9.5

DES2XL, 90

C

NRZ, 90

C

DES2XL, 25

C

NRZ, 25

C

Integrated from 100Hz to 30MHz, DEM/Dither off

Figure 6-221. Jitter vs Input Clock

Input Clock (GHz)

8.5

9.5

DES2XL, 90

C

NRZ, 90

C

DES2XL, 25

C

NRZ, 25

C

Integrated from 100Hz to 30MHz, DEM/Dither on

Figure 6-222. Jitter vs Input Clock

Offset Frequency (Hz)

1x102

1x103

1x104

1x105

1x106

1x107

1x108

-180

-170

-160

-150

-140

-130

-120

-110

-100

NRZ DEM/Dither off

NRZ DEM/Dither on

DES2XL DEM/Dither off

DES2XL DEM/Dither on

Figure 6-223. Amplitude Noise vs Offset Frequency at 1GHz

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DAC39RF10-SP, DAC39RF10-SEP

DAC39RFS10-SP, DAC39RFS10-SEP

SBAS932A – MARCH 2024 – REVISED FEBRUARY 2026

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