LTC2240-10
7
224010fb
TYPICAL PERFORMANCE CHARACTERISTICS
8192 Point FFT, fIN = 70MHz,
–1dB, 2V Range, LVDS Mode
8192 Point FFT, fIN = 140MHz,
–1dB, 2V Range, LVDS Mode
8192 Point FFT, fIN = 240MHz,
–1dB, 2V Range, LVDS Mode
8192 Point FFT, fIN = 500MHz,
–1dB, 1V Range, LVDS Mode
8192 Point FFT, fIN = 1GHz,
–1dB, 1V Range, LVDS Mode
8192 Point 2-Tone FFT,
fIN = 135MHz and 140MHz,
–1dB, 2V Range, LVDS Mode
SNR vs Input Frequency, –1dB,
LVDS Mode
SFDR (HD2 and HD3) vs Input
Frequency, –1dB, LVDS Mode
SFDR (HD4+) vs Input Frequency,
–1dB, LVDS Mode
(TA = 25°C unless otherwise noted, Note 4)
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–80
–20
–10
0
20
40
60
10
30
50
70
224010 G04
–100
–40
–60
–90
–30
–110
–50
–70
80
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–80
–20
–10
0
20
40
60
10
30
50
70
224010 G05
–100
–40
–60
–90
–30
–110
–50
–70
80
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–80
–20
–10
0
20
40
60
10
30
50
70
224010 G06
–100
–40
–60
–90
–30
–110
–50
–70
80
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–80
–20
–10
0
20
40
60
10
30
50
70
224010 G07
–100
–40
–60
–90
–30
–110
–50
–70
80
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–80
–20
–10
0
20
40
60
10
30
50
70
224010 G08
–100
–40
–60
–90
–30
–110
–50
–70
80
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–80
–20
–10
0
20
40
60
10
30
50
70
224010 G09
–100
–40
–60
–90
–30
–110
–50
–70
80
INPUT FREQUENCY (MHz)
0
55
SNR
(dBFS)
56
57
58
600 700 800 900
62
224010 G10
100 200 300 400 500
1000
59
60
61
1V RANGE
2V RANGE
INPUT FREQUENCY (MHz)
0
SFDR
(dBFS)
70
80
85
800
224012 G11
60
50
65
75
55
45
40
200
100
400
300
600 700
900
500
1000
1V RANGE
2V RANGE
INPUT FREQUENCY (MHz)
0
60
SFDR
(dBFS)
65
75
80
85
95
100
500
700
224010 G12
70
90
400
9001000
200 300
600
800
1V RANGE
2V RANGE