MAX292CPA Ver la hoja de datos (PDF) - Maxim Integrated
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MAX292CPA Datasheet PDF : 10 Pages
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MAX291/MAX292/MAX295/MAX296
8th-Order, Lowpass,
Switched-Capacitor Filters
Typical Operating Characteristics (continued)
(V+ = 5V, V- = -5V, RLOAD = 5kΩ, TA = +25°C, unless otherwise noted.)
MAX296 LOW-VOLTAGE
FREQUENCY RESPONSE
0
V+ = +2.5V
V- = -2.5V
-4
-8
FC = 20kHz
-12
FC = 2kHz
-16
-20
-24
-28
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
INPUT FREQUENCY (F/FC)
0
-4
-8
-12
-16
-20
-24
-28
1.0
MAX291 LOW-VOLTAGE
FREQUENCY RESPONSE
V+ = +2.5V
V- = -2.5V
FC = 20kHz
FC = 1kHz
1.1 1.2 1.3 1.4 1.5
INPUT FREQUENCY (F/FC)
MAX291 THD + NOISE vs.
INPUT SIGNAL AMPLITUDE
-40
A: fCLK = 200kHz Fo = 2kHz
-45 INPUT FREQ. = 200Hz
MEAS. BANDWIDTH = 30kHz
-50
B: fCLK = 1MHz Fo = 1kHz
INPUT FREQ. = 1kHz
-55 MEAS. BANDWIDTH = 80kHz
-60
A
-65
-70
-75
B
-80
1 2 3 4 5 6 7 8 9 10
AMPLITUDE (Vp-p)
MAX296 LOW-VOLTAGE PHASE RESPONSE
0
V+ = +2.5V
0
V- = -2.5V
-90
-80
-180
-160
-270
FC = 20kHz
-240
-360
FC = 2kHz
-320
-450
-400
-540
-480
-630
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
INPUT FREQUENCY (F/FC)
-560
1.0
MAX295 THD + NOISE vs.
INPUT SIGNAL AMPLITUDE
-40
C: fCLK = 200kHz Fo = 4kHz
-45 INPUT FREQ. = 400Hz
MEAS. BANDWIDTH = 30kHz
-50
D: fCLK = 1MHz Fo = 20kHz
INPUT FREQ. = 2kHz
-55
MEAS. BANDWIDTH = 80kHz
-60
-65
D
-70
-75
C
-80
1 2 3 4 5 6 7 8 9 10
AMPLITUDE (Vp-p)
MAX291 LOW-FREQUENCY
PHASE RESPONSE
V+ = +2.5V
V- = -2.5V
FC = 20kHz
FC = 1kHz
1.1 1.2 1.3 1.4 1.5
INPUT FREQUENCY (F/FC)
MAX292 THD + NOISE vs.
INPUT SIGNAL AMPLITUDE
-40
A: fCLK = 200kHz Fo = 2kHz
-45 INPUT FREQ. = 200Hz
MEAS. BANDWIDTH = 30kHz
-50
B: fCLK = 1MHz Fo = 1kHz
-55
INPUT FREQ. = 1kHz
MEAS. BANDWIDTH = 80kHz
-60
B
-65
-70
-75
A
-80
1 2 3 4 5 6 7 8 9 10
AMPLITUDE (Vp-p)
MAX296 THD + NOISE vs.
INPUT SIGNAL AMPLITUDE
-40
C: fCLK = 200kHz Fo = 4kHz
-45 INPUT FREQ. = 400Hz
MEAS. BANDWIDTH = 30kHz
-50 D: fCLK = 1MHz Fo = 20kHz
INPUT FREQ. = 2kHz
-55 MEAS. BANDWIDTH = 80kHz
-60
-65
D
-70
-75
C
-80
1 2 3 4 5 6 7 8 9 10
AMPLITUDE (Vp-p)
Maxim Integrated
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