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MM1120

2-Input 2-Output Video Switch

Mitsumi 

MITSUMI

2-Input 2-Output Video Switch MM1120

2-Input 2-Output Video Switch

Monolithic IC MM1120

Outline

This is a 2-input, 2-output 3-circuit high performance video switch IC for video/audio signal switching. It is

ideal for use in TV/BS switching.

Features

1. 1 video signal circuit, 2 audio signal circuits

2. 1 built-in 75Ω driver circuit

3. Current consumption

17mA typ.

4. Operating power supply voltage range 9~12V

5. Frequency response

10MHz (VOUT1), 7MHz (VOUT2)

6. Crosstalk

Video signal circuit : 60dB (at 4.43MHz)

Audio signal circuit : 80dB (at 1kHz)

Package

SSOP-16A (MM1120XF)

Applications

1. TV with built-in BS

Block Diagram

Control input truth table

SW1

L

L

H

H

SW2

L

H

L

H

OUT1

IN2

IN2

IN1

IN1

OUT1

IN2

IN2

IN2

IN1

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