LTC2232/LTC2233
TYPICAL PERFOR A CE CHARACTERISTICS
LTC2232: 8192 Point FFT,
fIN = 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 45 50
FREQUENCY (MHz)
2232 G19
LTC2232: 8192 Point FFT,
fIN = 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 45 50
FREQUENCY (MHz)
2232 G20
LTC2232: 8192 Point FFT,
fIN = 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 45 50
FREQUENCY (MHz)
2232 G21
LTC2232: 8192 Point FFT,
fIN = 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 45 50
FREQUENCY (MHz)
2232 G22
LTC2232: 8192 Point 2-Tone FFT,
fIN = 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 45 50
FREQUENCY (MHz)
2232 G25
LTC2232: 8192 Point FFT,
fIN = 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 45 50
FREQUENCY (MHz)
2232 G23
LTC2232: 8192 Point 2-Tone FFT,
fIN = 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 45 50
FREQUENCY (MHz)
2232 G26
LTC2232: 8192 Point FFT,
fIN = 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 45 50
FREQUENCY (MHz)
2232 G24
LTC2232: Shorted Input Noise
Histogram
140000
120000
131071
100000
80000
60000
40000
20000
0
0
510
511
CODE
1
512
2232 G27
22323fa
8