MM1222 Ver la hoja de datos (PDF) - Mitsumi

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MM1222

2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver)

Mitsumi 

MITSUMI 2-Input 1-Output Video Switch (W/75Ω driver)/3-Input 1-Output Video Switch (W/75Ω driver) MM1221~1228

Introduction of Main Model

3-Input 1-Output Video Switch (with 75Ω driver, clamp and 6dB amp)

Monolithic IC MM1228

November 2, 2001

Outline

This is a high performance 3-input 1-output video switch IC with 6dB amp, clamp and 75Ω driver circuits.

1VP-P video signals can be output externally with 75Ω output.

Features

1. Built-in 75Ω driver circuit

2. Built-in 6dB amp

3. Built-in clamp circuit

4. Models in the MM1221~MM1228 series without a clamp circuit can support audio or chroma circuits

5. Mute operation possible

6. Wide operating supply voltage range

4.7~13V

7. Low current consumption

8. Wideband frequency response

7MHz at 0dB

9. Crosstalk

-64dB (4.43MHz)

Packages

SOP-8C (MM1228XF)

Applications

1. TV

2. VCR

3. Video cameras

4. Other video equipment

Block Diagram

Control input truth table

SW1

SW2

OUT

L

L

IN1

H

L

IN2

L/H

H

IN3

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