TYPICAL CHARACTERISTICS
At TA = full specified temperature range, VS = +5V, differential input range = 2V to 3V for each input, sampling rate = 32MSPS, unless otherwise noted.
SPECTRAL PERFORMANCE
(Differential, 2Vp-p)
SPECTRAL PERFORMANCE
(Differential, 2Vp-p)
0
–20
0
–20
fIN = 10MHz
SFDR = 73.1dBFS
SNR = 66dBFS
fIN = 1MHz
SFDR = 73.5dBFS
SNR = 67.4dBFS
–40
–40
–60
–60
–80
–80
–100
–120
–100
–120
0
4
8
12
16
0
4
8
12
16
Frequency (MHz)
Frequency (MHz)
SPECTRAL PERFORMANCE
(Differential, 3Vp-p)
SPECTRAL PERFORMANCE
(Differential, 3Vp-p)
0
–20
0
–20
fIN = 1MHz
SFDR = 71.3dBFS
SNR = 69.2dBFS
fIN = 10MHz
SFDR = 70.8dBFS
SNR = 67.9dBFS
–40
–40
–60
–60
–80
–80
–100
–120
–100
–120
0
4
8
12
16
0
4
8
12
16
Frequency (MHz)
Frequency (MHz)
DYNAMIC PERFORMANCE vs CLOCK
2-TONE INTERMODULATION DISTORTION
80
78
76
74
72
70
68
66
64
62
60
0
–20
REF = 2V
IN = 3.5MHz
f1 = 9MHz (–7dBFS)
f
f
2 = 10MHz (–7dBFS)
SFDR
SNR
IMD(3) = 74.6dBc
–40
–60
–80
–100
–120
24
26
28
30
32
34
36
0
4
8
12
16
Frequency (MHz)
Frequency (MHz)
ADS2806
SBAS178B
6
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