
5
LTC1745
1745f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Nonaveraged, 32768 Point FFT,
Input Frequency = 5MHz,
3.2V Range
Typical INL
Typical DNL
Nonaveraged, 32768 Point FFT,
Input Frequency = 30MHz,
2V Range
Nonaveraged, 32768 Point FFT,
Input Frequency = 30MHz,
3.2V Range
Nonaveraged, 32768 Point FFT,
Input Frequency = 5MHz,
2V Range
Nonaveraged, 32768 Point
2-Tone FFT, Input Frequency =
4MHz and 5.1MHz, 3.2V Range
Nonaveraged, 32768 Point FFT,
Input Frequency = 70MHz,
2V Range
Nonaveraged, 32768 Point
2-Tone FFT, Input Frequency =
4MHz and 5.1MHz, 2V Range
CODE
0
–1.0
INL
ERROR
(LSB)
–0.5
0
0.5
1.0
1000
2000
1745 G01
3000
4000
CODE
0
–1.0
DNL
ERROR
(LSB)
–0.5
0
0.5
1.0
1000
2000
1745 G02
3000
4000
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–60
–70
–80
–90
–100
–110
–120
–50
–40
0
–20
2
6
812
–10
–30
4
10
1745 G03
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–60
–70
–80
–90
–100
–110
–120
–50
–40
0
–20
2
6
812
–10
–30
4
10
1745 G04
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–60
–70
–80
–90
–100
–110
–120
–50
–40
0
–20
2
6
812
–10
–30
4
10
1745 G05
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–60
–70
–80
–90
–100
–110
–120
–50
–40
0
–20
2
6
812
–10
–30
4
10
1745 G06
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–60
–70
–80
–90
–100
–110
–120
–50
–40
0
–20
2
6
812
–10
–30
4
10
1745 G07
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–60
–70
–80
–90
–100
–110
–120
–50
–40
0
–20
2
6
812
–10
–30
4
10
1745 G08
FREQUENCY (MHz)
0
AMPLITUDE
(dB)
–60
–70
–80
–90
–100
–110
–120
–50
–40
0
–20
2
6
812
–10
–30
4
10
1745 G09