LTC1850 Просмотр технического описания (PDF) - Linear Technology
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LTC1850 Datasheet PDF : 28 Pages
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LTC1850/LTC1851
TYPICAL PERFOR A CE CHARACTERISTICS
Distortion vs Input Frequency,
Bipolar Mode, PGA = 1
Distortion vs Input Frequency,
Bipolar Mode, PGA = 0
Distortion vs Input Frequency,
Unipolar Mode, PGA = 0
–50
–50
–50
–55
–55
–55
–60
–65
–70
–75
–80
–85
–90
–95
–100
10
THD
3RD HARMONIC
2ND HARMONIC
100
1000
FREQUENCY (kHz)
10000
–60
–65
–70
THD
–75
–80 3RD HARMONIC
–85
–90
–95
–100
10
2ND HARMONIC
100
1000
FREQUENCY (kHz)
10000
–60
–65
–70
–75
–80
–85
–90
–95
–100
10
THD
2ND HARMONIC
3RD HARMONIC
100
1000
FREQUENCY (kHz)
10000
185051 G09
Distortion vs Input Frequency,
Unipolar Mode, PGA = 1
185051 G10
Input Common Mode Rejection
Ratio vs Frequency, Bipolar Mode,
PGA = 0
185051 G19
Input Common Mode Rejection
Ratio vs Frequency, Unipolar Mode,
PGA = 0
–50
80
80
–55
70
70
–60
60
60
–65
THD
–70
50
50
2ND HARMONIC
–75
40
40
–80
30
30
–85
20
20
–90
–95
3RD HARMONIC
10
10
–100
10
0
100
1000
10000
1k
FREQUENCY (kHz)
185051 G20
Input Common Mode Rejection
Ratio vs Frequency, Bipolar Mode,
PGA = 1
10k
100k
1M
10M
FREQUENCY (Hz)
0
1k
10k
100k
1M
10M
FREQUENCY (Hz)
LTC1850/51 G11
LTC1850/51 G13
Input Common Mode Rejection Ratio
vs Frequency, Unipolar Mode,
PGA = 1
80
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
0
1k
10k
100k
1M
10M
FREQUENCY (Hz)
LTC1850/51 G14
0
1k
10k
100k
1M
10M
FREQUENCY (Hz)
LTC1850/51 G16
18501f
8
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