Datasheet

MAX7428/MAX7430/MAX7432A
Standard Definition Video Reconstruction
Filters and Buffers
4 _______________________________________________________________________________________
Typical Operating Characteristics
(V
CC
= +5V, R
REXT
= 300kΩ; BOOST0_, BOOST1_ = 0, 0; V
IN_
= 1Vp-p, T
A
= +25°C, unless otherwise noted.)
0.1 1 10 100
AMPLITUDE vs. FREQUENCY
MAX7428/30/32 toc01
FREQUENCY (MHz)
AMPLITUDE (dB)
0
-60
-50
-40
-30
-20
-10
0.1 1 10
PASSBAND AMPLITUDE vs. FREQUENCY
MAX7428/30/32 toc02
FREQUENCY (MHz)
AMPLITUDE (dB)
2
-10
-8
-6
-4
-2
0
A
C
D
B
A: BOOST1, BOOST0 = 1, 1
B: BOOST1, BOOST0 = 1, 0
C: BOOST1, BOOST0 = 0, 1
D: BOOST1, BOOST0 = 0, 0
0.1 1 10
PHASE RESPONSE vs. FREQUENCY
MAX7428/30/32 toc03
FREQUENCY (MHz)
PHASE (DEGREES)
180
-180
-120
-60
0
60
120
0.1 1 10
GROUP DELAY vs. FREQUENCY
MAX7428/30/32 toc04
FREQUENCY (MHz)
GROUP DELAY (ns)
120
0
20
40
60
80
100
200ns/div
2T RESPONSE (1IRE = 7.14mV)
INA_
200mV/div
OUT_
200mV/div
MAX7428/30/32 toc05
400ns/div
MODULATED 12.5T RESPONSE
(1IRE = 7.14mV)
INA_
200mV/div
OUT_
200mV/div
MAX7428/30/32 toc06
22
24
23
26
25
27
28
-40 10-15 356085
SUPPLY CURRENT vs. TEMPERATURE
MAX7428/30/32 toc07
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
NO LOAD
0.2
0.1
0
-0.1
-0.2
-0.3
DIFFERENTIAL GAIN (%)
0 -0.01 -0.04 -0.08 -0.10
-0.06
1st.
2nd.
3rd. 4th.
5th.
6th.
DIFFERENTIAL GAIN
MAX7428/30/32 toc08
MAX7428/30/32 toc09
0.20
0.15
0.10
0.05
0
-0.05
1st.
2nd.
3rd.
4th.
5th. 6th.
0 0.04 0.06
0.06
0.04 0.02
DIFFERENTIAL PHASE (DEGREES)
DIFFERENTIAL PHASE