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Mitsumi I2C BUS Controlled 5-Input 2-Output AV Switch
This IC is a 5-input 2-output AV switch controlled by the I
2C BUS developed for use in television. Because
there are 2 outputs, it supports 2 screens and P-IN-P, and also supports an external output (monitor) pin.
(1) Serial control by I
2C BUS
(2) 5 inputs, 2 outputs
(3) 1 Y/C (S pin) inputs, 2 outputs
(4) The video and audio switches can be controlled independently
(5) Built-in 6dB amp for video
(6) Built-in Y/C (S pin) mix circuit
(7) One of the two audio outputs has a built-in -6dB ON/OFF switch
(8) Slave address can be changed. 90H and 92H possible.
(9) Audio muting from external pin possible
(10) Maintains high impedance even when I
2C BUS line (SDA, SCL) power supply is off.
(11) Built-in 3 value discrimination function built-in
(12) Built-in power ON reset function
(13) Supports 2 screens and P-IN-P. Also supports external output (monitor) pin
规格书
http://www.icsourse.com /uploads/soft/100728/MM1492AF.pdf
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