MAX7408 Maxim, MAX7408 Datasheet - Page 6

• Manufacturer Part Number: MAX7408
• Description: 5th-Order / Lowpass / Elliptic / Switched-Capacitor Filters
• Manufacturer: Maxim

5th-Order, Lowpass, Elliptic,
Switched-Capacitor Filters
(V
T
6
A
DD
= +25°C; unless otherwise noted.)
1.17
1.16
1.15
1.14
1.13
1.12
1.11
-0.2
-0.4
-0.6
-0.8
-1.0
-1.2
-1.4
-10
-20
-30
-40
-50
-60
-70
-80
-90
_______________________________________________________________________________________
0.2
0
0
= +5V for MAX7408/MAX7411, V
TOTAL HARMONIC DISTORTION PLUS NOISE
2.5
0
0
PASSBAND FREQUENCY RESPONSE
f
r = 1.25
C
= 1kHz
vs. INPUT SIGNAL AMPLITUDE
3.0
204
1
vs. SUPPLY VOLTAGE
MAX7411/MAX7415
INPUT FREQUENCY (Hz)
SUPPLY CURRENT
SUPPLY VOLTAGE (V)
3.5
AMPLITUDE (Vp-p)
408
MAX7411
2
A
B
4.0
612
3
4.5
B
SEE TABLE A
A
816
4
5.0
1.02k
5.5
DD
5
= +3V for MAX7412/MAX7415; f
Typical Operating Characteristics (continued)
-100
-150
-200
-250
-300
-350
-400
1.20
1.19
1.18
1.17
1.16
1.15
1.14
1.13
1.12
1.11
1.10
-50
0
-60
0
SUPPLY CURRENT vs. TEMPERATURE
Table A. THD + Noise Test Conditions
LABEL
0.2
-40
A
B
V
V
DD
DD
0.4
-20
= +5V
MAX7408/MAX7412
= +3V
INPUT FREQUENCY (kHz)
PHASE RESPONSE
TEMPERATURE (°C)
0.6
0
(Hz)
200
f
1k
IN
0.8
20
1.0
40
(kHz)
f
1
5
1.2
C
CLK
60
f
r = 1.6
C
= 1kHz
1.4
80
= 100kHz; SHDN = V
(kHz)
f
100
500
CLK
1.6
100
BANDWIDTH (kHz)
-100
-200
-300
-400
-500
-600
MEASUREMENT
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
TOTAL HARMONIC DISTORTION PLUS NOISE
0
0
0.2
22
80
vs. INPUT SIGNAL AMPLITUDE
DD
1
0.4
MAX7411/MAX7415
INPUT FREQUENCY (kHz)
; V
PHASE RESPONSE
AMPLITUDE (Vp-p)
0.6
COM
MAX7408
2
0.8
= V
3
1.0
OS
A
SEE TABLE A
1.2
= V
f
r = 1.25
C
4
B
= 1kHz
1.4
DD
/ 2;
1.6
5