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what is the role of this ic i found in tv

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RETGT

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hello,
what is the role of this ic i found in tv
LA76931S
 

Functions
• I2C bus control system with a built-in microcontroller
• VIF/SIF/Y/C/Deflection/CbCr IN
• Adjustment-free VIF/SIF
• 1X’tal multi-system that supports all broadcasting systems
• No VCO coil required
• Internal sound carrier BPF, 4-system sound carrier trap
• Digital AFT system
 

The LA7693x series is a single-chip video and sound processor IC with a built-in microcontroller that supports all of the different worldwide broadcasting systems. The IC provides fully integrated solution to rationalize the design of color TV sets, increase productivity, and reduce total costs.
 
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    RETGT

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How it work?
 

Here i have attached the datasheet of LA76391.
Hope its helpful
**broken link removed**
 

if is it micro controller than how to program it?

- - - Updated - - -

i am not getting it..
 

the control functions is mentioned in the pdf link above
 
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