TYPICAL CHARACTERISTICS (Cont.)
At TA = full specified temperature range, VS = +5V, differential input range = 2V to 3V for each input, sampling rate = 50MSPS, unless otherwise noted.
INTEGRAL LINEARITY ERROR
(Differential, 3Vp-p)
DIFFERENTIAL LINEARITY ERROR
(Differential, 3Vp-p)
5
4
0.75
0.50
0.25
0
fIN = 10MHz
fIN = 10MHz
3
2
1
0
–1
–2
–3
–4
–5
–0.25
–0.50
–0.75
0
1024
2048
3072
4096
0
1024
2048
Code
3072
4096
Output Codes
OUTPUT NOISE HISTOGRAM (DC Input)
3V Full Scale
CROSSTALK (Channel A)
500k
400k
300k
200k
100k
0
–25
–50
–75
fIN = 4.8MHz
–100
–110
N-2
N-1
N
N+1
N+2
0
2.5
5
7.5
10 12.5 15 17.5 20 22.5 25
Frequency (MHz)
Code
DYNAMIC PERFORMANCE vs TEMPERATURE
fIN = 10MHz
CROSSTALK (Channel B)
75
70
65
60
55
50
0
–25
–50
–75
fIN = 3.5MHz
SFDR
SNR
–100
–110
0
20
40
60
80
–60
–40
–20
100
0
2.5
5
7.5 10 12.5 15 17.5 20 22.5 25
Frequency (MHz)
Temperature (°C)
ADS2807
8
SBAS169B
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