LTC1748 Linear Technology, LTC1748 Datasheet - Page 6

• Manufacturer Part Number: LTC1748
• Description: 14-Bit 80Msps Low Noise ADC
• Manufacturer: Linear Technology

LTC1748
6
TYPICAL PERFOR A CE CHARACTERISTICS
–120
–120
–120
–100
–110
–100
–110
–100
–110
–30
–40
–50
–30
–40
–50
–30
–40
–50
–10
–20
–60
–70
–80
–90
–10
–20
–60
–70
–80
–90
–10
–20
–60
–70
–80
–90
0
0
0
0
0
0
8192 Point FFT,
Input Frequency = 30.068MHz,
–10dB, 3.2V Range
8192 Point FFT,
Input Frequency = 40.64MHz,
–10dB, 3.2V Range
8192 Point FFT,
Input Frequency = 50.64MHz,
–10dB, 3.2V Range
T
T
T
A
A
A
= 25 C
= 25 C
= 25 C
5
5
5
10
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
15
20
20
20
25
25
25
30
30
30
W
35
35
35
1748 G07
1748 G10
1748 G13
U
40
40
40
–120
–120
–120
–100
–110
–100
–110
–100
–110
–30
–40
–50
–30
–40
–50
–30
–40
–50
–10
–20
–60
–70
–80
–90
–10
–20
–60
–70
–80
–90
–10
–20
–60
–70
–80
–90
0
0
0
0
0
0
8192 Point FFT,
Input Frequency = 30.068MHz,
–20dB, 3.2V Range
8192 Point FFT,
Input Frequency = 40.64MHz,
–20dB, 3.2V Range
8192 Point FFT,
Input Frequency = 50.64MHz,
–20dB, 3.2V Range
T
T
T
A
A
A
= 25 C
= 25 C
= 25 C
5
5
5
10
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
15
20
20
20
25
25
25
30
30
30
35
35
35
1748 G08
1748 G11
1748 G14
40
40
40
–100
–110
–120
–100
–110
–120
–100
–110
–120
–20
–30
–40
–50
–70
–20
–30
–40
–50
–70
–20
–30
–40
–50
–70
–10
–60
–80
–90
–10
–60
–80
–90
–10
–60
–80
–90
0
0
0
0
0
0
8192 Point FFT,
Input Frequency = 40.64MHz,
–1dB, 3.2V Range
8192 Point FFT,
Input Frequency = 50.64MHz,
–1dB, 3.2V Range
8192 Point FFT,
Input Frequency = 69.1MHz,
–1dB, 3.2V Range
T
T
T
A
A
A
= 25 C
= 25 C
= 25 C
5
5
5
10
10
10
www.DataSheet4U.com
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
15
20
20
20
25
25
25
30
30
30
35
35
35
1748 G09
1748 G12
1748 G15
1748fa
40
40
40