TYPICAL PERFORMANCE CHARACTERISTICS
65
60
55
dB
Dynamic Performance vs. Sample Rate
Input Frequency = 25MHz
70
Dynamic Performance vs. Input Frequency
Sample Rate = 80 MSPS
THD
65
60
dB
THD
SNR
SNR
SINAD
55
50
50
45
40
SINAD
45
40
60
70
80
90
100
Sample Rate (MSPS)
110
0
20
40
60
80
Input Frequency (MHz)
100
60
55
Dynamic Performance vs. Input Frequency
Sample Rate = 100 MSPS
THD
SNR
65
Dynamic Performance vs. Temperature
Sample Rate = 80 MSPS
Input Frequency = 25 MHz
THD
60
dB
50
dB
SINAD
45
55
40
35
SNR
SINAD
0
20
40
60
80
Input Frequency (MHz)
100
50
-25
0
25
50
Temperature (°C)
75
100
Single Tone at 4.9 MHz
Sample Rate = 80 MSPS
Power Relative to ADC Full Scale (dB)
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
10
20
Frequency (MHz)
30
40
Power Relative to ADC Full Scale (dB)
0
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
Single Tone at 14.9 MHz
Sample Rate = 80 MSPS
10
20
Frequency (MHz)
30
40
SPT7871
6
9/7/98
CADEKA [ CADEKA MICROCIRCUITS LLC. ]
