LTC2222 Datasheet, PDF (11/28 Pages) Linear Technology – 12-Bit,105Msps/80Msps ADCs

TYPICAL PERFOR A CE CHARACTERISTICS
LTC2222/LTC2223
LTC2223: 8192 Point FFT,
f_IN = 70MHz, –1dB, 1V Range
0
– 10
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
– 100
– 110
– 120
0
5 10 15 20 25 30 35 40
FREQUENCY (MHz)
2223 G19
LTC2223: 8192 Point FFT,
f_IN = 250MHz, –1dB, 2V Range
0
– 10
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
– 100
– 110
– 120
0
5 10 15 20 25 30 35 40
FREQUENCY (MHz)
2223 G22
LTC2223: 8192 Point 2-Tone FFT,
f_IN = 68MHz and 70MHz, –7dB
Each, 2V Range
0
– 10
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
– 100
– 110
– 120
0
5 10 15 20 25 30 35 40
FREQUENCY (MHz)
2223 G25
LTC2223: 8192 Point FFT,
f_IN = 140MHz, –1dB, 2V Range
0
– 10
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
– 100
– 110
– 120
0
5 10 15 20 25 30 35 40
FREQUENCY (MHz)
2223 G20
LTC2223: 8192 Point FFT,
f_IN = 140MHz, –1dB, 1V Range
0
– 10
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
– 100
– 110
– 120
0
5 10 15 20 25 30 35 40
FREQUENCY (MHz)
2223 G21
LTC2223: 8192 Point FFT,
f_IN = 250MHz, –1dB, 1V Range
0
– 10
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
– 100
– 110
– 120
0
5 10 15 20 25 30 35 40
FREQUENCY (MHz)
2223 G23
LTC2223: 8192 Point 2-Tone FFT,
f_IN = 138MHz and 140MHz, –7dB
Each, 1V Range
0
– 10
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
– 100
– 110
– 120
0
5 10 15 20 25 30 35 40
FREQUENCY (MHz)
2223 G26
LTC2223: 8192 Point FFT,
f_IN = 500MHz, –6dB, 1V Range
0
– 10
– 20
– 30
– 40
– 50
– 60
– 70
– 80
– 90
– 100
– 110
– 120
0
5 10 15 20 25 30 35 40
FREQUENCY (MHz)
2223 G24
LTC2223: Shorted Input Noise
Histogram
100000
96679
80000
60000
40000
20000
16182
18080
42
0
2044
2045
2046 2047
CODE
89
2048
2223 G27
22223fa
11