LTC2217
TYPICAL PERFORMANCE CHARACTERISTICS
64k Point 2-Tone FFT,
fIN = 14.25MHz and 21.5MHz,
–25dBFS, Dither “On”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10 20 30 40
FREQUENCY (MHz)
50
2217 G10
SFDR vs Input Level,
fIN = 15.2MHz, Dither “Off”
140
130
120
110
100
90
80
70
60
50
40
30
–80 –70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
2217 G11
SFDR vs Input Level,
fIN = 15.2MHz, Dither “On”
140
130
120
110
100
90
80
70
60
50
40
30
–80 –70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
2217 G12
SNR vs Input Level, fIN = 15.2MHz
82
81
80
79
78
–80 –70 –60 –50 –40 –30 –20 –10 0
INPUT LEVEL (dBFS)
2217 G13
64k Point FFT, fIN = 70.2MHz,
–1dBFS
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10 20 30 40 50
FREQUENCY (MHz)
2217 G16
10
64k Point FFT, fIN = 28.7MHz,
–1dBFS
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10 20 30 40 50
FREQUENCY (MHz)
2217 G14
64k Point FFT, fIN = 70.1MHz,
–10dBFS, Dither “Off”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10 20 30 40
FREQUENCY (MHz)
50
2217 G17
64k Point FFT, fIN = 30.1MHz,
–20dBFS, Dither “On”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10 20 30 40
FREQUENCY (MHz)
50
2217 G15
64k Point FFT, fIN = 70.1MHz,
–20dBFS, Dither “Off”
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
–130
0
10 20 30 40
FREQUENCY (MHz)
50
2217 G18
2217f