MITSUMI
3-Input 1-Output Video Switch (with Y-C mix) MM1188
3-Input 1-Output Video Switch (with Y-C mix)
Monolithic IC MM1188
Outline
This is a 3-input, 1-output video switch IC for video signal switching. Of the 3 inputs, one has an input pin
that supports S input, and there is a built-in mixing circuit.
Features
1.
2.
3.
4.
5.
6.
7.
8.
Built-in mixing circuit and input pin for S input
Built-in 6dB amp
Clamp function
Mute function
Current consumption
Operating power supply voltage range
Frequency response
Crosstalk
(IN1-Y, IN2, IN3)
12.5mA typ.
8~13V
10MHz
70dB (at 4.43MHz)
Package
SIP-9B (MM1188XS)
Applications
1. TV
2. VCR, etc.
Block Diagram
Control input truth table
SW1
L
H
-
SW2
L
L
H
OUT
IN1
IN2
IN3