MAX7418 Maxim, MAX7418 Datasheet - Page 8

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

5th-Order, Lowpass,
Switched-Capacitor Filters
(V
T
8
A
____________________________Typical Operating Characteristics (continued)
DD
= +25°C, unless otherwise noted.
_______________________________________________________________________________________
= +5V for MAX7418–MAX7421, V
87.0
86.5
86.0
85.5
85.0
84.5
84.0
3.0
2.9
2.8
2.7
2.6
2.5
6
5
4
3
2
1
0
-40
10
-40
C
ELLIPTIC
INTERNAL OSCILLATOR FREQUENCY
OSC
ELLIPTIC INTERNAL OSCILLATOR
FREQUENCY vs. TEMPERATURE
vs. LARGE CAPACITANCE (nF)
= 1000pF
ELLIPTIC SUPPLY CURRENT
-15
-15
vs. TEMPERATURE
TEMPERATURE (°C)
CAPACITANCE (nF)
TEMPERATURE (°C)
10
10
BESSEL/BUTTERWORTH
100
V
V
DD
DD
V
V
DD
DD
= 3V
= 5V
35
35
DD
= 5V
= 3V
= +3V for MAX7422–MAX7425, f
60
60
1000
85
85
CLK
= 2.2MHz, SHDN = V
87.0
86.5
86.0
85.5
85.0
84.5
84.0
3.3
3.1
2.9
2.7
2.5
2.3
Table A.
2.5
LABEL
2.5
C
A
B
C
D
E
FREQUENCY vs. SUPPLY VOLTAGE
OSC
ELLIPTIC INTERNAL OSCILLATOR
3.0
= 1000PF
3.0
ELLIPTIC SUPPLY CURRENT
vs. SUPPLY VOLTAGE
(kHz)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
f
3.5
2
2
1
2
1
3.5
IN
4.0
DD
4.0
(kHz)
30
22
10
22
10
f
, V
C
4.5
COM
4.5
(kHz)
f
3000
2200
1000
2200
1000
CLK
= V
5.0
5.0
OS
5.5
(kHz)
5.5
BW
= V
80
80
22
80
22
DD
/ 2,