MAX7421CUA+T Maxim Integrated Products, MAX7421CUA+T Datasheet - Page 7

IC FILTER LOWPASS 5TH 8UMAX

MAX7421CUA+T

Manufacturer Part Number
MAX7421CUA+T
Description
IC FILTER LOWPASS 5TH 8UMAX
Manufacturer
Maxim Integrated Products
Datasheet

Specifications of MAX7421CUA+T

Filter Type
Elliptic, Lowpass Switched Capacitor
Frequency - Cutoff Or Center
45kHz
Number Of Filters
1
Max-order
5th
Voltage - Supply
4.5 V ~ 5.5 V
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
For Use With
MAXFILTERBRD+ - BOARD EVAL MAX7408/7415/418-7425
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
(V
T
A
____________________________Typical Operating Characteristics (continued)
DD
-100
-150
-200
-250
= +25°C; unless otherwise noted.)
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-50
0
0
0
THD + NOISE vs. INPUT SIGNAL AMPLITUDE
THD + NOISE vs. INPUT SIGNAL AMPLITUDE
= +5V for MAX7418–MAX7421, V
0
0
0
SEE TABLE A
SEE TABLE A
4
PHASE RESPONSE (BESSEL)
1
1
E
(ELLIPTIC, R = 1.25)
MAX7419/MAX7423
INPUT FREQUENCY (kHz)
(ELLIPTIC, R = 1.6)
8
AMPLITUDE (Vp-p)
AMPLITUDE (Vp-p)
D
MAX7418
MAX7421
2
2
12
_______________________________________________________________________________________
16
D
3
3
E
20
4
4
24
DD
28
5
5
= +3V for MAX7422–MAX7425; f
-100
-150
-200
-250
-300
-350
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-50
0
0
0
THD + NOISE vs. INPUT SIGNAL AMPLITUDE
THD + NOISE vs. INPUT SIGNAL AMPLITUDE
0
0
0
SEE TABLE A
SEE TABLE A
PHASE RESPONSE (BUTTERWORTH)
4
0.5
Switched-Capacitor Filters
1
E
MAX7420/MAX7424
INPUT FREQUENCY (kHz)
(ELLIPTIC, R = 1.6)
8
1.0
AMPLITUDE (Vp-p)
AMPLITUDE (Vp-p)
C
MAX7419
D
MAX7422
(BESSEL)
2
12
1.5
16
A
3
CLK
2.0
20
5th-Order, Lowpass,
B
= 2.2MHz; SHDN = V
4
2.5
24
3.0
28
5
-100
-150
-200
-250
-300
-350
-400
-450
-50
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
0
THD + NOISE vs. INPUT SIGNAL AMPLITUDE
THD + NOISE vs. INPUT SIGNAL AMPLITUDE
0
PHASE RESPONSE (ELLIPTIC, R = 1.25)
0
0
SEE TABLE A
SEE TABLE A
DD
4
0.5
; V
E
1
C
COM
MAX7424/MAX7425
INPUT FREQUENCY (kHz)
8
(BUTTERWORTH)
1.0
AMPLITUDE (Vp-p)
AMPLITUDE (Vp-p)
D
MAX7420
MAX7423
A
= V
(BESSEL)
2
12
1.5
OS
16
= V
3
2.0
B
20
DD
4
/ 2;
2.5
24
28
3.0
5
7

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