LTC1563-2IGN データシートの表示（PDF） - Linear Technology
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LTC1563-2IGN Datasheet PDF : 20 Pages
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LTC1563-2/LTC1563-3
TYPICAL APPLICATIO S
22kHz, 5th Order, 0.1dB Ripple Chebyshev Lowpass Filter
Driving the LTC1604, 16-Bit ADC
5V
RA1 26.7k
VIN
–5V
RB1 215k
C11
560pF
0.1µF
R31
82.5k
R21
243k
LTC1563-2
1 LP
2 SA
3
NC
4
INVA
5
NC
6
LPA
7
AGND
8 V–
V+ 16
15
LPB
14
NC
13
INVB
12
NC
11
SB
10
NC
9
EN
R22
137k
R32
78.7k
R12 137k
0.1µF
49.9Ω 560pF
2.2µF
47µF
1
AIN+
LTC1604
AVDD
35
2 AIN–
AVDD 36
3 VREF
SHDN 33
4 REFCOMP
CS 32
5 AGND
CONVST 31
6 AGND
RD 30
10µF +
5V
10Ω
10µF
µP
CONTROL
LINES
7 AGND
BUSY 27
5V
+
10µF
8 AGND
9 DVDD
10 DGND
34 VSS
11 TO 26
16-BIT
PARALLEL BUS
OVDD 29
OGND 28
+
5V OR 3V
10µF
–5V
10µF +
1563 TA08
4096 Point FFT of the Output Data
0
fSAMPLE = 292.6kHz
–20
fIN = 20kHz
SINAD = 85dB
THD = –91.5dB
–40
–60
–80
–100
–120
–140
0
36.58 73.15 109.73
FREQUENCY (kHz)
146.30
1563 TA08a
156323fa
17
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