User Manual

MAX7457
Video Switch for Dual SCART Connectors
_______________________________________________________________________________________ 3
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +5V ±5%, C
L
= 0 to 20pF, R
L
= 75Ω to GND for DC-coupled load, R
L
= 75Ω to V
CC
/2 for AC-coupled load, T
A
= T
MIN
to
T
MAX
, unless otherwise noted. Typical values are at V
CC
= 5V, T
A
= +25°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Input Leakage Current I
IN
10 µA
Channel INA_ 1.2
Input Dynamic Swing
Channels INB, INC, IND 0.9
V
P-P
Mux Crosstalk f = 100kHz to 4.1MHz -60 dB
SUPPLY
Supply Voltage Range V
CC
4.75 5.25 V
Supply Current I
CC
No load 100 140 mA
Power-Supply Rejection Ratio PSRR V
IN
= 100mV
P-P
, f = 0 to 3.5MHz 40 dB
LOGIC INTERFACE
Logic Input High Voltage V
IH
2.0 V
Logic Input Low Voltage V
IL
0.8 V
Logic Input Current V
IL
= 0 (sink), V
IH
= V
CC
(source) ±10 µA
Typical Operating Characteristics
(V
CC
= +5V, T
A
= +25°C, unless otherwise noted.)
AMPLITUDE vs. FREQUENCY
MAX7457 toc01
FREQUENCY (MHz)
AMPLITUDE (dB)
10
-60
-40
-20
0
-80
1100
CHANNEL INA_
PASSBAND AMPLITUDE vs. FREQUENCY
MAX7457 toc02
FREQUENCY (MHz)
AMPLITUDE (dB)
1
-1.5
-1.0
-0.5
0
0.5
1.0
1.5
2.0
-2.0
0.1 10
CHANNEL INA_
CHANNELS INB/INC/IND
PHASE RESPONSE vs. FREQUENCY
MAX7457 toc03
FREQUENCY (MHz)
PHASE (DEGREES)
1
-150
-100
-50
0
50
100
150
200
-200
0.1 10