MAX7438 Datasheet, PDF (4/10 Pages) Maxim Integrated Products – Triple-Channel Video Reconstruction Filters with Back-Porch Clamp to GND

Triple-Channel Video Reconstruction Filters with
Back-Porch Clamp to GND
Typical Operating Characteristics (continued)
(V_CC = +5V, V_SS = -5V, R_{OUT_} = 150Ω, R_EXT = 10kΩ, no boost, T_A = +25°C, unless otherwise noted.)
MAX7439
PASSBAND AMPLITUDE vs. FREQUENCY
2.5
2.0
BOOST 4
1.5
BOOST 3
1.0
BOOST 2
0.5
0
-0.5
BOOST 1
-1.0
NO BOOST
-1.5
-2.0
NORMALIZED TO 0dB
-2.5
0.1
1
10
FREQUENCY (MHz)
MAX7438
GROUP DELAY vs. FREQUENCY
140
120
100
80
60
40
20
0
0.1
1
10
FREQUENCY (MHz)
DIFFERENTIAL PHASE
0.3
0.00 0.03 0.03 -0.02 -0.01 -0.02
0.2
0.1
0.0
-0.1
-0.2
-0.3
1ST 2ND 3RD 4TH 5TH 6TH
MAX7438
CHANNEL RESPONSE (BYPASS MODE)
10
0
-10
-20
-30
-40
NORMALIZED TO 0dB
-50
0.1
1
10
100
FREQUENCY (MHz)
MAX7439
GROUP DELAY vs. FREQUENCY
140
120
100
80
60
40
20
0
0.1
1
10
FREQUENCY (MHz)
2T RESPONSE
MAX7439
CHANNEL RESPONSE (BYPASS MODE)
10
0
-10
-20
-30
-40
NORMALIZED TO 0dB
-50
0.1
1
10
100
FREQUENCY (MHz)
DIFFERENTIAL GAIN
0.3
0.00 -0.04 0.01 -0.02 -0.04 -0.01
0.2
0.1
0.0
-0.1
-0.2
-0.3
1ST 2ND 3RD 4TH 5TH 6TH
12.5T RESPONSE
IN_
200mv/div
OUT_
200mv/div
200ns/div
IN_
200mv/div
OUT_
200mv/div
400ns/div
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