Datasheet

__________________________________________Typical Operating Characteristics
(V
DD
= +5V for MAX7418–MAX7421, V
DD
= +3V for MAX7422–MAX7425; f
CLK
= 2.2MHz; SHDN = V
DD
; V
COM
= V
OS
= V
DD
/ 2;
T
A
= +25°C; unless otherwise noted.)
MAX7418–MAX7425
5th-Order, Lowpass,
Switched-Capacitor Filters
6 _______________________________________________________________________________________
-90
-60
-70
-80
-50
-40
-30
-20
-10
0
10
04020 60 80 100
MAX7418/MAX7422
FREQUENCY RESPONSE (ELLIPTIC, R = 1.6)
MAX7418 toc01
INPUT FREQUENCY (kHz)
GAIN (dB)
-60
-40
-50
-20
-30
0
-10
10
04020 60 80 100
MAX7419/MAX7423
FREQUENCY RESPONSE (BESSEL)
MAX7418 toc02
INPUT FREQUENCY (kHz)
GAIN (dB)
-80
-60
-70
-30
-40
-50
0
-10
-20
10
04020 60 80 100
MAX7420/MAX7424
FREQUENCY RESPONSE (BUTTERWORTH)
MAX7418 toc03
INPUT FREQUENCY (kHz)
GAIN (dB)
-90
-60
-70
-80
-50
-40
-30
-20
-10
0
10
04020 60 80 100
MAX7421/MAX7425
FREQUENCY RESPONSE (ELLIPTIC, R = 1.25)
MAX7418 toc04
INPUT FREQUENCY (kHz)
GAIN (dB)
-4.0
-3.0
-3.5
-1.5
-2.0
-2.5
0
-0.5
-1.0
0.5
09.04.5 13.5 18.0 22.5
MAX7420/MAX7424
PASSBAND FREQUENCY RESPONSE
(BUTTERWORTH)
MAX7418 toc07
INPUT FREQUENCY (kHz)
GAIN (dB)
MAX7418 toc05
-1.0
-0.6
-0.8
-0.2
-0.4
0.2
0
0.4
09.04.5 13.5 18.0 22.5
MAX7418/MAX7422
PASSBAND FREQUENCY RESPONSE
(ELLIPTIC, R = 1.6)
INPUT FREQUENCY (kHz)
GAIN (dB)
-4.0
-3.0
-3.5
-1.5
-2.0
-2.5
0
-0.5
-1.0
0.5
09.04.5 13.5 18.0 22.5
MAX7419/MAX7423
PASSBAND FREQUENCY RESPONSE
(BESSEL)
MAX7418 toc06
INPUT FREQUENCY (kHz)
GAIN (dB)
-1.0
-0.6
-0.8
-0.2
-0.4
0.2
0
0.4
09.04.5 13.5 18.0 22.5
MAX7421/MAX7425
PASSBAND FREQUENCY RESPONSE
(ELLIPTIC, R = 1.25)
MAX7418 toc08
INPUT FREQUENCY (kHz)
GAIN (dB)
-450
-350
-400
-200
-250
-300
-50
-100
-150
0
08124 16202428
MAX7418/MAX7422
PHASE RESPONSE (ELLIPTIC, R = 1.6)
INPUT FREQUENCY (kHz)
PHASE SHIFT (DEGREES)
MAX7418 toc09