LTC1416 查看數據表（PDF） - Linear Technology
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LTC1416 Datasheet PDF : 20 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LTC1416
S/(N + D) vs Input Frequency
and Amplitude
90
VIN = 0dB
80
70
VIN = –20dB
60
50
40
30
VIN = –60dB
20
10
0
1k
10k
100k
1M 2M
INPUT FREQUENCY (Hz)
1416 G01
Spurious-Free Dynamic Range
vs Input Frequency
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
1k
10k
100k
INPUT FREQUENCY (Hz)
1M 2M
1416 G04
Integral Nonlinearity
vs Output Code
1.0
VOUT = ±2.5V
VREF = 2.5V
0.5
0
–0.5
–1.0
0
4096
8192 12288
OUTPUT CODE
16384
1416 G07
Signal-to-Noise Ratio
vs Input Frequency
90
80
70
60
50
40
30
20
10
0
1k
10k
100k
INPUT FREQUENCY (Hz)
1M 2M
1416 G02
Intermodulation Distortion Plot
0
fSAMPLE = 400kHz
–20
fa=87.01171876kHz
fb=113.1835938kHz
–40
–60
–80
–100
–120
–140
0 20 40 60 80 100 120 140 160 180 200
FREQUENCY (Hz)
1416 G05
Power Supply Feedthrough
vs Ripple Frequency
0
–10
–20
–30
–40
–50
–60
–70 DGND (VIN = 100mV)
–80 VSS (VIN = 10mV)
–90
VDD (VIN = 10mV)
–100
1k
10k
100k
1M 2M
RIPPLE FREQUENCY (Hz)
1416 G08
Distortion vs Input Frequency
0
–10
–20
–30
–40
–50
–60
–70
–80
3RD
–90
THD
–100
2ND
–110
1k
10k
100k
INPUT FREQUENCY (Hz)
1M 2M
1416 G03
Differential Nonlinearity
vs Output Code
1.0
VOUT = ±2.5V
VREF = 2.5V
0.5
0
–0.5
–1.0
0
4096
8192 12288
OUTPUT CODE
16384
1416 G06
Input Common Mode Rejection
vs Input Frequency
80
70
60
50
40
30
20
10
0
1k
10k
100k
1M 2M
INPUT FREQUENCY (Hz)
1416 G09
5
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