Specifications

0 600 1200 1800
-100
-75
-50
-25
0
AMPLITUDE (dBFS)
FREQUENCY (MHz)
DESI MODE
0 600 1200 1800
-100
-75
-50
-25
0
AMPLITUDE (dBFS)
FREQUENCY (MHz)
0 1000 2000 3000
40
50
60
70
80
SFDR (dBc)
INPUT FREQUENCY (MHz)
NON-DES MODE
DES MODE
0 300 600 900
-100
-75
-50
-25
0
AMPLITUDE (dBFS)
FREQUENCY (MHz)
NON-DES MODE
1.8 1.9 2.0 2.1 2.2
40
50
60
70
80
SFDR (dBc)
V
A
(V)
NON-DES MODE
DES MODE
0 600 1200 1800
40
50
60
70
80
SFDR (dBc)
CLOCK FREQUENCY (MHz)
NON-DES MODE
DES MODE
ADC12D1800RF
www.ti.com SNAS518I –JULY 2011–REVISED JANUARY 2014
SFDR vs. SUPPLY VOLTAGE (ADC12D1800RF) SFDR vs. CLOCK FREQUENCY (ADC12D1800RF)
Figure 5-19. Figure 5-20.
SFDR vs. INPUT FREQUENCY (ADC12D1800RF) SPECTRAL RESPONSE NON-DES MODE (ADC12D1800RF)
Figure 5-21. Figure 5-22.
SPECTRAL RESPONSE DESI MODE (ADC12D1800RF) SPECTRAL RESPONSE DESCLKIQ MODE (ADC12D1800RF)
Figure 5-23. Figure 5-24.
Copyright © 2011–2014, Texas Instruments Incorporated Typical Performance Plots 39
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