MAX7403 MAXIM [Maxim Integrated Products], MAX7403 Datasheet - Page 7

• Manufacturer Part Number: MAX7403
• Description: 8th-Order, Lowpass, Elliptic, Switched-Capacitor Filters
• Manufacturer: MAXIM [Maxim Integrated Products]

(V
T
A
DD
= +25°C; unless otherwise noted.)
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
= +5V for MAX7400/MAX7403, V
0
THD PLUS NOISE vs. INPUT SIGNAL
1
AMPLITUDE (MAX7403)
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
0
AMPLITUDE (Vp-p)
0
0
2
_______________________________________________________________________________________
THD PLUS NOISE vs. INPUT SIGNAL
THD PLUS NOISE vs. INPUT SIGNAL
0.5
0.5
AMPLITUDE (MAX7404)
AMPLITUDE (MAX7407)
3
1.0
1.0
AMPLITUDE (Vp-p)
AMPLITUDE (Vp-p)
NO LOAD
(SEE TABLE A)
D
C
4
1.5
1.5
B
D
DD
2.0
NO LOAD
(SEE TABLE A)
2.0
5
NO LOAD
(SEE TABLE A)
D
= +3V for MAX7404/MAX7407; V
C
C
2.5
2.5
B
B
-10
-20
-30
-40
-50
-60
-70
-80
-90
A
Typical Operating Characteristics (continued)
AMPLITUDE AND RESISTIVE LOAD (MAX7403)
A
0
3.0
3.0
0
THD PLUS NOISE vs. INPUT SIGNAL
8th-Order, Lowpass, Elliptic,
f
f
MEASUREMENT BW = 22kHz
IN
C
= 1kHz
= 200Hz
1
Switched-Capacitor Filters
AMPLITUDE (Vp-p)
2
3
R
R
L
R
L
= 500
L =
= 10k
COM
4
1k
-10
-20
-30
-40
-50
-60
-70
-80
-90
-10
-20
-30
-40
-50
-60
-70
-80
-90
AMPLITUDE AND RESISTIVE LOAD (MAX7404)
AMPLITUDE AND RESISTIVE LOAD (MAX7407)
= V
0
0
5
0
0
OS
THD PLUS NOISE vs. INPUT SIGNAL
THD PLUS NOISE vs. INPUT SIGNAL
f
f
MEASUREMENT BW = 22kHz
IN
C
f
f
MEASUREMENT BW = 22kHz
IN
C
= 1kHz
= 200Hz
TABLE A. THD PLUS NOISE vs. INPUT SIGNAL
AMPLITUDE TEST CONDITIONS
= 1kHz
0.5
= 200Hz
0.5
= V
TRACE
A
B
C
D
DD
1.0
AMPLITUDE (Vp-p)
1.0
AMPLITUDE (Vp-p)
/ 2; SHDN = V
2800
2000
1000
(Hz)
200
f
IN
1.5
1.5
(kHz)
R
L
14
10
f
5
1
C
= 10k
R
2.0
2.0
L
R
= 1k
L
R
R
(kHz)
= 500
L
f
1400
1000
L
R
500
100
CLK
= 10k
L
= 500
2.5
= 1k
2.5
DD
BANDWIDTH (kHz)
; f
MEASUREMENT
3.0
3.0
CLK
80
80
80
22
= 100kHz;
7