Datasheet

LTC1066-1
17
10661fa
TYPICAL APPLICATIO
U
1066-1 TA06
7.5V
–7.5V
7.5V
2ND ORDER RC ANTI-ALIASING
FILTER PROVIDES –36dB ATTENUATION
TO INPUTS AT 2f
CLK
–7.5V
V
OUT
V
IN
f
CLK
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
OUT A
–IN A
+IN A
V
–
V
+
CONNECT 1
FILTER
OUT
50/100
CLK
V
+
OUT B
+IN B
GND
FILTER
IN
COMP 2
CONNECT 2
COMP 1
V
–
0.1µF
0.1µF
0.1µF
LTC1066-1
20Ω
20Ω
402Ω
1k
20k
0.1µF
1µF
CC
f
–3dB
= 5•f
CUTOFF
C = µF (f
–3dB
IN Hz)
f
CUTOFF
=
f
CLK
50
100
f
–3dB
f
–3dB
IS THE –3dB FREQUENCY
OF THE 2ND ORDER RC FILTER
DC Accurate Lowpass Filter with Input Anti-Aliasing
(f
CLK
> 250kHz)