TYPICALCHARACTERISTICS (Cont.)
At TA = full specified temperature range, VS = +5V, differential input range = 2V to 3V for each input, sampling rate = 32MSPS, unless otherwise noted.
DIFFERENTIAL LINEARITY ERROR
(Differential, 3Vp-p)
INTEGRAL LINEARITY ERROR
(Differential, 3Vp-p)
4
3
0.5
0.25
0
fIN = 10MHz
fIN = 10MHz
2
1
0
–1
–2
–3
–4
–0.25
–0.5
0
1024
2048
Code
3072
4096
0
1024
2048
Code
3072
4096
OUTPUT NOISE HISTOGRAM (DC Input)
3V Full Scale
CROSSTALK (Channel A)
0
–20
500k
400k
300k
200k
100k
f
IN = 4.8MHz
–40
–60
–80
–100
–120
0
4
8
12
16
N-2
N-1
N
N+1
N+2
Code
Frequency (MHz)
DYNAMIC PERFORMANCE vs TEMPERATURE
SFDR
CROSSTALK (Channel B)
0
–20
75
70
65
60
55
50
fIN = 3.5MHz
–40
SNR
–60
–80
–100
–120
f
IN = 10MHz
0
4
8
12
16
–60
–40
–20
0
20
40
60 80 100
Temperature (°C)
Frequency (MHz)
ADS2806
SBAS178B
8
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