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BA7605

Video signal switcher

ROHM Semiconductor 

Multimedia ICs

Video signal switcher

BA7605N

The BA7605N is a switching IC developed for use in VCRs. It has two two-channel analog multiplexers with a large

dynamic range, and wide operating frequency range. The switch has sync-tip clamped inputs and is ideal for switch-

ing video signals.

•Applications

Video cassette recorders and televisions

•Features

1) Two 2-input / 1-output switches.

2) Sync-tip clamped inputs.

3) 5V power supply.

4) Low power consumption (42mW Typ.).

5) Excellent frequency characteristics

(10MHz, 0dB Typ.).

6) Wide dynamic range (2.9VP-P Typ.).

7) Fast switching speed (50ns Typ.).

•Block diagram

Sa

Sb

1 2 3 4 5 6 7 8 9 10

CTL Output

L

IN 2

H

IN 1 Sa, Sb: clamp inputs

•Absolute maximum ratings (Ta = 25°C)

Parameter

Symbol

Limits

Unit

Power supply voltage

VCC

9

V

Power dissipation

Pd

500∗

mW

Operating temperature

Topr

– 40 ~ + 85

°C

Storage temperature

Tstg

– 55 ~ + 125

°C

∗ Reduced by 5.0mW for each increase in Ta of 1°C over 25°C.

1

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