Datasheet

LTC2290
6
2290fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Typical INL, 2V Range Typical DNL, 2V Range
8192 Point FFT, f
IN
= 5.1MHz,
–1dB, 2V Range
8192 Point FFT, f
IN
= 70.1MHz,
–1dB, 2V Range
8192 Point 2-Tone FFT, f
IN
= 4.3MHz
and 4.6MHz, –1dB, 2V Range
Grounded Input Histogram
SNR vs Input Frequency, –1dB,
2V Range
SFDR vs Input Frequency, –1dB,
2V Range
Crosstalk vs Input Frequency
INPUT FREQUENCY (MHz)
0
–130
CROSSTALK (dB)
–125
–120
–115
–110
–105
–100
20 40 60 80
2290 G01
100
CODE
0
–1.0
INL ERROR (LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
1024
2048
2290 G02
–0.6
0.6
0.8
0.2
3072
4096
CODE
0
–1.0
DNL ERROR (LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
1024
2048
2290 G03
–0.6
0.6
0.8
0.2
3072
4096
FREQUENCY (MHz)
0
AMPLITUDE (dB)
–60
–40
–20
0
4
2290 G04
–80
–100
–70
–50
–30
–10
–90
–110
–120
1
2
3
5
FREQUENCY (MHz)
0
AMPLITUDE (dB)
–60
–40
–20
0
4
2290 G05
–80
–100
–70
–50
–30
–10
–90
–110
–120
1
2
3
5
FREQUENCY (MHz)
0
AMPLITUDE (dB)
–60
–40
–20
0
4
2290 G06
–80
–100
–70
–50
–30
–10
–90
–110
–120
1
2
3
5
CODE
70000
60000
50000
40000
30000
20000
10000
0
2049
61758
2050
2290 G07
2048
2155
1607
COUNT
INPUT FREQUENCY (MHz)
0
65
SNR (dBFS)
66
68
69
70
75
72
20
40
50
2290 G08
67
73
74
71
10
30
60
70
INPUT FREQUENCY (MHz)
0
85
90
100
30 50
2290 G09
80
75
10 20
40 60 70
70
65
95
SFDR (dBFS)