Datasheet
MAX7490/MAX7491
Dual Universal Switched-Capacitor Filters
______________________________________________________________________________________ 17
NB/HPB
INVB
INVA
V
IN
V
DD
f
CLK
= 1MHz
NA/HPA
OUT
R1B
200k
R3B
200k
R2B
10k
R3A
200k
R2A
10k
R1
200k
LPA
BPA
LPB
BPB
C1
0.1μF
C2
0.1μF
SHDN
V
DD
GND
SA
SB
COM
EXTCLK
CLK
MAX7490
MAX7491
4TH-ORDER 10kHz
BANDPASS FILTER
-40
-30
-25
-20
-15
-10
-5
0
5
8 9 10 11 12
4TH-ORDER 10kHz BANDPASS FILTER
FREQUENCY RESPONSE
FREQUENCY (kHz)
GAIN (dB)
-35
Typical Application Circuit
Package Information
For the latest package outline information and land patterns, go
to www.maxim-ic.com/packages
.
PACKAGE TYPE PACKAGE CODE DOCUMENT NO.
16 QSOP E16+4
21-0055