LTC1563-2 LINER [Linear Technology], LTC1563-2 Datasheet - Page 17

• Manufacturer Part Number: LTC1563-2
• Description: Active RC, 4th Order Lowpass Filter Family
• Manufacturer: LINER [Linear Technology]

TYPICAL APPLICATIO S
–5V
V
IN
R
A1
26.7k
R
B1
0.1µF
C11
560pF
215k
82.5k
243k
R21
R31
22kHz, 5th Order, 0.1dB Ripple Chebyshev Lowpass Filter
U
1
2
3
4
5
6
7
8
LP
SA
NC
INVA
NC
LPA
AGND
V
–
LTC1563-2
–100
–120
–140
R12 137k
–20
–40
–60
–80
0
4096 Point FFT of the Output Data
Driving the LTC1604, 16-Bit ADC
INVB
0
LPB
NC
NC
NC
SB
EN
V
+
16
15
14
13
12
11
10
9
36.58
78.7k
137k
R22
R32
FREQUENCY (kHz)
5V
73.15
49.9Ω
2.2µF
0.1µF
f
f
SINAD = 85dB
THD = –91.5dB
SAMPLE
IN
–5V
= 20kHz
5V
109.73
560pF
10µF
10µF
= 292.6kHz
+
+
47µF
1563 TA08a
146.30
10
34
1
2
3
4
5
6
7
8
9
LTC1563-2/LTC1563-3
A
A
V
REFCOMP
AGND
AGND
AGND
AGND
DV
DGND
V
IN
IN
REF
SS
DD
+
–
LTC1604
CONVST
OGND
SHDN
BUSY
OV
AV
AV
RD
CS
DD
DD
DD
35
36
33
32
31
30
27
11 TO 26
29
28
+
µP
CONTROL
LINES
16-BIT
PARALLEL BUS
10Ω
10µF
10µF
+
5V OR 3V
10µF
1563 TA08
17
5V
156323fa