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MM1492 - I2C Bus Controlled 5-Input 2-Output AV Switch

Description

Pr Pin No.

Sync chip clamp O 9 V2-Y d 13 V3-V e 16 STV-V s 19 YIN2 a 34 YIN1 Ph 43 MTV-V Internal equivalet circuit diagram 2 V1-L Audio input terminal 4 V1-R 8 V2-L 10 V2-R 14 V3-L 15 V

Features

  • 1. Serial control by I2C bus 2. 5 inputs and 2 outputs 3. 2 Y/C (S-pin) inputs and 2 outputs 4. Video and audio switches can be controlled independently. 5. Includes a 6dB amp in the video channel ts 6. Incorporates a Y/C mix circu 7. One of the two audio outputs has a built-in -6dB ON/OFF switch. c 8. Slave address can be changed to 90H or 92H. u 9. Enables audio mute with an external pin d 10. I2C bus lines (SDA, SCL) maintain high impedance during power-off. o 11. Includes a tri-stated detect.

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Datasheet Details

Part number MM1492
Manufacturer MITSUMI
File Size 454.85 KB
Description I2C Bus Controlled 5-Input 2-Output AV Switch
Datasheet download datasheet MM1492 Datasheet

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Full PDF Text Transcription

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MITSUMI I2C Bus Controlled 5-Input 2-Output AV Switch MM1492 I2C Bus Controlled 5-Input 2-Output AV Switch Monolithic IC MM1492 May 2, 2003 Outline This IC is an I2C bus controlled AV switch IC with 5-input 2-output developed for TVs. It supports 2-screen or PIP TVs as it provides two outputs, and support an external output (monitor) pin as well. Features 1. Serial control by I2C bus 2. 5 inputs and 2 outputs 3. 2 Y/C (S-pin) inputs and 2 outputs 4. Video and audio switches can be controlled independently. 5. Includes a 6dB amp in the video channel ts 6. Incorporates a Y/C mix circu 7. One of the two audio outputs has a built-in -6dB ON/OFF switch. c 8. Slave address can be changed to 90H or 92H. u 9. Enables audio mute with an external pin d 10.
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