MM1188 switch equivalent, 3-input 1-output video switch.
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.
1. TV 2. VCR, etc.
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Block Diagram
Control input truth table SW1 L H SW2 L L H OUT IN1 IN2 IN3
MIT.
Pin no. 1 9 Pin name IN3 IN2 Function Input 3 Input 2 Internal equivalent circuit diagram
2 3 8
VCC SW1 SW2
Power supply Switch 1 Switch 2
4
OUT
Output
5 6
GND IN1-Y
Ground Input 1 (luminance signal or composite signal)
MITSUMI
3-Input 1-O.
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