MAX7418 Maxim, MAX7418 Datasheet - Page 6

• Manufacturer Part Number: MAX7418
• Description: 5th-Order / Lowpass / Switched-Capacitor Filters
• Manufacturer: Maxim

5th-Order, Lowpass,
Switched-Capacitor Filters
6
(V
T
A
____________________________Typical Operating Characteristics (continued)
DD
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-100
-150
-200
-250
= +25°C, unless otherwise noted.
0.5
-10
-20
-30
-40
-50
-60
-70
-80
-90
-50
_______________________________________________________________________________________
10
0
0
0
= +5V for MAX7418–MAX7421, V
FREQUENCY RESPONSE (ELLIPTIC, r = 1.25)
0
0
0
PASSBAND FREQUENCY RESPONSE
4
PHASE RESPONSE (BESSEL)
4.5
20
MAX7420/MAX7424
MAX7421/MAX7425
INPUT FREQUENCY (kHz)
MAX7419/MAX7423
INPUT FREQUENCY (kHz)
INPUT FREQUENCY (kHz)
(BUTTERWORTH)
8
9.0
40
12
13.5
16
60
20
18.0
80
24
DD
22.5
100
28
= +3V for MAX7422–MAX7425, f
-100
-150
-200
-250
-300
-350
-0.2
-0.4
-0.6
-0.8
-1.0
-0.2
-0.4
-0.6
-0.8
-1.0
-50
0.4
0.2
0.4
0.2
0
0
0
0
0
0
PHASE RESPONSE (BUTTERWORTH)
PASSBAND FREQUENCY RESPONSE
PASSBAND FREQUENCY RESPONSE
4
4.5
4.5
MAX7420/MAX7424
MAX7418/MAX7422
MAX7421/MAX7425
INPUT FREQUENCY (kHz)
INPUT FREQUENCY (kHz)
(ELLIPTIC, r = 1.25)
INPUT FREQUENCY (kHz)
(ELLIPTIC, r = 1.6)
8
9.0
9.0
12
16
13.5
13.5
20
CLK
18.0
18.0
24
= 2.2MHz, SHDN = V
22.5
22.5
28
-100
-150
-200
-250
-300
-350
-400
-450
-100
-150
-200
-250
-300
-350
-400
-450
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-50
-50
0.5
0
0
0
0
0
0
PHASE RESPONSE (ELLIPTIC, r = 1.25)
PHASE RESPONSE (ELLIPTIC, r = 1.6)
PASSBAND FREQUENCY RESPONSE
DD
4
4
, V
4.5
MAX7418/MAX7422
MAX7424/MAX7425
MAX7419/MAX7423
INPUT FREQUENCY (kHz)
INPUT FREQUENCY (kHz)
COM
INPUT FREQUENCY (kHz)
8
8
9.0
(BESSEL)
12
12
= V
OS
16
16
13.5
= V
20
20
DD
18.0
/ 2,
24
24
22.5
28
28