User guide

MAX7440/MAX7441/MAX7442
6-Channel Integrated Video Reconstruction
Filters
_______________________________________________________________________________________ 3
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Input Resistance 200 kΩ
Input Capacitance 20 pF
Supply Voltage Range V
CC
4.75 5.25 V
Supply Current I
CC
V
CC
= +5.5V, no load 57 78 mA
DC 39
Power-Supply Rejection Ratio PSRR V
IN
= 100mV
P-P
f = 0 to 1MHz 30
dB
DC Level Shift OUT_ to IN_ 0.85 1.05 V
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +5V ±5%, R
L
= 5kΩ, C
L
= 0 to 20pF, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.)
0
-70
0.1 1 10 100
AMPLITUDE vs. FREQUENCY
-50
-60
MAX7440 toc01
FREQUENCY (MHz)
AMPLITUDE (dB)
-40
-30
-20
-10
PASSBAND AMPLITUDE vs. FREQUENCY
MAX7440 toc02
FREQUENCY (MHz)
AMPLITUDE (dB)
1
-8
-6
-4
-2
0
2
-10
0.1 10
PHASE RESPONSE vs. FREQUENCY
MAX7440 toc03
FREQUENCY (MHz)
PHASE (DEGREES)
1
-150
-100
-50
0
50
100
150
200
-200
0.1 10
80
40
0.1 1 10
GROUP DELAY vs. FREQUENCY
50
MAX7440toc04
FREQUENCY (MHz)
GROUP DELAY (ns)
60
70
MAX7441
(CHANNELS 2, 3, 4)
200ns/div
2T RESPONSE (1IRE = 7.14mV)
IN_
200mV/div
MAX7440 toc05
OUT_
200mV/div
400ns/div
MODULATED 12.5T RESPONSE
(1IRE = 7.14mV)
IN_
200mV/div
MAX7440 toc06
OUT_
200mV/div
Typical Operating Characteristics
(V
CC
= +5V, R
L
= 5kΩ, T
A
= +25°C, unless otherwise noted.)