Analog Devices AD9739 Manual page 6

4-bit, 2500 msps, rf digital-to-analog converter
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AD9739
Parameter
NOISE SPECTRAL DENSITY (NSD)
Single Tone, f
= 2400 MSPS
DAC
f
= 100 MHz
OUT
f
= 350MHz
OUT
f
= 550 MHz
OUT
f
= 850 MHz
OUT
Eight-Tone, f
= 2400 MSPS, 500 kHz Tone Spacing
DAC
f
= 100 MHz
OUT
f
= 350 MHz
OUT
f
= 550 MHz
OUT
f
= 850 MHz
OUT
WCDMA Adjacent Channel Leakage Ratio (ACLR), Single Carrier
f
= 2457.6 MSPS, f
= 150 MHz
DAC
OUT
f
= 2457.6 MSPS f
= 350 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 550 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 950 MHz
DAC
OUT
WCDMA Second ACLR, Single Carrier
f
= 2457.6 MSPS, f
= 150 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 350 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 550 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 950 MHz
DAC
OUT
WCDMA ACLR, Single Carrier
(Mix Mode Second Nyquist Zone)
f
= 2457.6 MSPS, f
= 1300 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 1700 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 2100 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 2400 MHz
DAC
OUT
WCDMA Second ACLR, Single Carrier
(Mix Mode Second Nyquist Zone)
f
= 2457.6 MSPS, f
= 1300 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 1700 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 2100 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 2400 MHz
DAC
OUT
WCDMA ACLR, Single Carrier
(Mix Mode Third Nyquist Zone)
f
= 2457.6 MSPS, f
= 2500 MHz
DAC
OUT
f
= 2457. MSPS, f
= 2800 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 3200 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 3600 MHz
DAC
OUT
WCDMA ACLR, Single Carrier
(Mix Mode Third Nyquist Zone)
f
= 2457.6 MSPS, f
= 2500 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 2800 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 3200 MHz
DAC
OUT
f
= 2457.6 MSPS, f
= 3600 MHz
DAC
OUT
1
Adjusted DAC updated rate is calculated as f
with f
= 2500 MSPS, f
adjusted = 2500 MSPS.
DAC
DAC
divided by the minimum required interpolation factor. For the AD9739, the minimum interpolation factor is 1. Thus,
DAC
Rev. A | Page 6 of 56
Min
Typ
Max
−166
−161
−160
−160
−168
−166
−166
−165
80.5
80
79
78
84
80
80
79
73.5
73.5
69
68
74.5
74
72
71
68
66
66
64
70
67
67
64.5
Unit
dBm/Hz
dBm/Hz
dBm/Hz
dBm/Hz
dBm/Hz
dBm/Hz
dBm/Hz
dBm/Hz
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc

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