Outline

This is serial 2-input, 1-output, 3-circuit video switch IC for video / audio signal switching with and without clamp circuit.

Circuit configuration tables and block diagrams are as follows.

MM1234 is used as the representative model in this description.

Features

1. 3 circuits built in, 2-input and 1-output

2. Clamp function

3. Current consumption 9.0mA typ.

4. Operating power supply voltage range 4.6~13.0V

5. Frequency response 10MHz

6. Crosstalk 70dB (at 4.43MHZ)

Applications

1. TV

2. VCR

3. Other video equipment