Rainbow Electronics MAX7439 - Manual (Page 5)

MAX7438/MAX7439
Triple-Channel Video Reconstruction Filters with
Back-Porch Clamp to GND
_______________________________________________________________________________________ 5
SUPPLY CURRENT VS. TEMPERATURE
MAX7438/9 toc13
TEMPERATURE ( °C)
SUPPLY CURRENT (mA)
60 35 -15 10
-105
-70
-35
0
70
35
105
140
-140
-40 85
I
CC
I SS
V CC = +5V
V SS = -5V
OUTPUT SOURCE IMPEDANCE vs. FREQUENCY
MAX7438/9 toc14
FREQUENCY (MHz)
OUTPUT IMPEDANCE (
Ω
)
1
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
0.1 10
PASSBAND CHANNEL-TO-CHANNEL
CROSSTALK vs. FREQUENCY
CROSSTALK (dB)
-80
-60
-40
-20
0
-100
MAX7438/9 toc15
FREQUENCY (MHz)
1 0.1 10
BACK-PORCH LEVEL OUTPUT VOLTAGE
vs. INPUT VOLTAGE
MAX7438/9 toc16
INPUT VOLTAGE (V)
OUTPUT VOLTAGE (mV)
1.3 1.0 0.1 0.4 0.7
-75
-50
-25
0
25
50
75
100
-100
-0.2 1.6
BACK-PORCH CLAMP VOLTAGE
vs. TEMPERATURE
MAX7438/9 toc17
TEMPERATURE ( °C)
BACK-PORCH CLAMP VOLTAGE (mV)
60 35 10 -15
-25
0
25
50
-50
-40 85
Typical Operating Characteristics (continued)
(V CC = +5V, V SS = -5V, R OUT_ = 150 Ω, R
EXT = 10k Ω, no boost, T
A = +25°C, unless otherwise noted.)