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Multimedia ICs
Video signal switcher
BA7604N
The BA7604N is a switching IC developed for use in VCRs. It has two-channel analog multiplexers, and features
wide dynamic range, and wide operating frequency range, and is suitable for switching audio and video signals.
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Applications
VCRs and TVs
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Features
1) Two 2-input / 1-output switches.
2) 5V power supply.
3) Low power consumption (42mW Typ.).
4) Excellent frequency characteristics
(10MHz, 0dB, Typ.).
5) Wide dynamic range (3.0VP-P Typ.).
6) High input impedance (20kW Typ.).
7) Fast switching speed (50ns Typ.).
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Absolute maximum ratings (Ta = 25°C)
Parameter Symbol Limits Unit
9V
mW
°C
°C
500
*
VCC
Topr
Pd
Tstg
– 40 ~ + 85
– 55 ~ + 125
Power supply voltage
Power dissipation
Operating temperature
Storage temperature
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Reduced by 5.0mW for each increase in Ta of 1°C over 25°C.
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Block diagram
Sa Sb
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IN1a V
CC
IN2a CTLa OUTa OUTb CTLb IN2b GND IN1b
L IN2
H IN1
CTL Output
Sa, Sb: Non-clamped