LTC1609I 查看數據表（PDF） - Linear Technology
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LTC1609I Datasheet PDF : 24 Pages
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LTC1609
TYPICAL PERFOR A CE CHARACTERISTICS
Supply Current vs Supply Voltage
15.0
fSAMPLE = 200kHz
14.5
14.0
13.5
13.0
12.5
12.0
11.5
11.0
4.5
4.75
5.0
5.25
5.5
SUPPLY VOLTAGE (V)
1609 G01
Typical INL Curve
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
0
16384
32768
CODE
49152 65535
1609 G04
Change in CAP Voltage
vs Load Current
0.05
0.04
0.03
0.02
0.01
0
–0.01
–0.02
–0.03
–0.04
–0.05
–14 –12 –10 –8 –6 –4 –2 0 2 4
LOAD CURRENT (mA)
1609 G02
Typical DNL Curve
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
0
16384
32768
CODE
49152 65535
1609 G05
Power Supply Rejection
vs Ripple Frequency
0
fSAMPLE = 200kHz
–10
–20
–30
–40
–50
–60
–70
1
10 100 1k 10k 100k 1M
RIPPLE FREQUENCY (Hz)
1609 G03
Nonaveraged 4096 Point FFT Plot
0
fSAMPLE = 200kHz
–20
fIN = 1kHz
SINAD = 87.2dB
THD = –100.1dB
–40
–60
–80
–100
–120
–130
0
25
50
75
FREQUENCY (kHz)
100
1609 G06
SINAD vs Input Frequency
95
THD vs Input Frequency
–40
90
–50
85
–60
80
–70
75
–80
70
–90
65
–100
60
1
10
FREQUENCY (kHz)
100
1609 G07
–110
1
10
FREQUENCY (kHz)
100
1609 G08
1609fa
6
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