DAC38RF80_17 Datasheet, PDF (22/155 Pages) Texas Instruments – Dual- or Single-Channel, Single-Ended or Differential-Output, 14-bit, 9-GSPS, RF-Sampling DAC with JESD204B Interface and On-Chip PLL

DAC38RF80, DAC38RF83, DAC38RF84
DAC38RF85, DAC38RF90, DAC38RF93
SLASEA3A – DECEMBER 2016 – REVISED FEBRUARY 2017
www.ti.com
7.9 Typical Characteristics
Unless otherwise noted, all plots are at T_A = 25°C, nominal supply voltages, f_DAC = 8847.36MSPS, 12x interpolation, 0dBFS
digital input, 40 mA full scale output current (with 2:1 transformer in DAC38RF83/93/85 only), LMFSHd = 84111 and PLL is
disabled.
170
-12dBFS
165
-9dBFS
160
-6dBFS
0dBFS
155
150
145
140
135
130
125
120
500 1000 1500 2000 2500 3000 3500 4000 4500
Output Frequency (MHz)
D005
Measured 50 MHz from carrier
DAC38RF83/93/85
Figure 1. NSD vs Output Frequency Over Input Scale
170
165
160
155
150
145
140
135
Iout=40mA
Iout=30mA
130
Iout=20mA
125
Iout=10mA
120
500 1000 1500 2000 2500 3000 3500 4000 4500
Output Frequency (MHz)
D011
Measured 50 MHz from carrier
DAC38RF83/93/85
Figure 3. NSD vs Output Frequency Over Output Current
I_outFS
170
165
160
155
150
145
140
135
-12dBFS
-9dBFS
130
-6dBFS
0dBFS
125
120
500 1000 1500 2000 2500 3000 3500 4000 4500
Output Frequency (MHz)
D020
measured 50 MHz
DAC38RF80/90/84
from carrier
Figure 2. NSD vs Output Frequency Over Input Scale
170
165
160
155
150
145
140
135
Iout=40mA
Iout=30mA
130
Iout=20mA
125
Iout=10mA
120
500 1000 1500 2000 2500 3000 3500 4000 4500
Output Frequency (MHz)
D025
measured 50 MHz
DAC38RF80/90/84
from carrier
Figure 4. NSD vs Output Frequency Over Output Current
I_outFS
22
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