Typical operating characteristics (continued), Table a. thd + noise test conditions – Rainbow Electronics MAX7415 User Manual
Page 6
MAX7408/MAX7411/MAX7412/MAX7415
5th-Order, Lowpass, Elliptic,
Switched-Capacitor Filters
6
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
DD
= +5V for MAX7408/MAX7411, V
DD
= +3V for MAX7412/MAX7415; f
CLK
= 100kHz; SHDN = V
DD
; V
COM
= V
OS
= V
DD
/ 2;
T
A
= +25°C; unless otherwise noted.)
-400
-350
-300
-250
-200
-150
-100
-50
0
0
0.4
0.2
0.6
0.8
1.0
1.2
1.4
1.6
MAX7408/MAX7412
PHASE RESPONSE
MAX7408/11-05
INPUT FREQUENCY (kHz)
PHASE SHIFT (DEGREES)
f
C
= 1kHz
r = 1.6
-600
-500
-400
-300
-200
-100
0
0
0.4
0.2
0.6
0.8
1.0
1.2
1.4
1.6
MAX7411/MAX7415
PHASE RESPONSE
MAX7408/11-06
INPUT FREQUENCY (kHz)
PHASE SHIFT (DEGREES)
f
C
= 1kHz
r = 1.25
-1.4
-1.0
-1.2
-0.8
-0.2
0
-0.4
-0.6
0.2
0
204
408
612
816
1.02k
MAX7411/MAX7415
PASSBAND FREQUENCY RESPONSE
MAX7408/11-04
INPUT FREQUENCY (Hz)
GAIN (dB)
f
C
= 1kHz
r = 1.25
1.11
1.13
1.12
1.15
1.14
1.16
1.17
2.5
3.5
4.0
3.0
4.5
5.0
5.5
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX7408/11-07
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
1.10
1.12
1.11
1.14
1.13
1.16
1.15
1.17
1.19
1.18
1.20
-60
-20
0
-40
20
40
60
80
100
SUPPLY CURRENT vs. TEMPERATURE
MAX7408/11-08
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
V
DD
= +5V
V
DD
= +3V
-90
-70
-80
-50
-60
-40
-30
-10
-20
0
0
1
2
3
4
5
MAX7408
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. INPUT SIGNAL AMPLITUDE
MAX7408/11-09
AMPLITUDE (Vp-p)
THD + NOISE (dB)
B
A
SEE TABLE A
-90
-70
-80
-50
-60
-40
-30
-10
-20
0
0
1
2
3
4
5
MAX7411
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. INPUT SIGNAL AMPLITUDE
MAX7408/11-10
AMPLITUDE (Vp-p)
THD + NOISE (dB)
A
B
A
B
SEE TABLE A
LABEL
f
IN
(Hz)
f
C
(kHz)
A
200
1
B
1k
5
f
CLK
(kHz)
100
500
MEASUREMENT
BANDWIDTH (kHz)
22
80
Table A. THD + Noise Test Conditions