This post explains for the processor.
The Part Number is LA76931K.
The function of this semiconductor is Video and Sound Processing IC.
The package is DIP 64 Pin Type
Manufacturer: Sanyo Electric
Preview images :
Description
LA76931K is a single-chip video and sound processor IC. A video and sound processor IC, also known as an audio-video processor IC or audio-video controller IC, is an integrated circuit designed to handle both video and audio processing tasks in electronic devices such as televisions, media players, gaming consoles, and home theater systems. These ICs typically incorporate various functions to enhance and optimize both video and audio signals.
Ordering number : ENA1102A Monolithic Linear IC LA7693X Series Overview For NTSC/PAL/SECAM Color TVs Built-in CTV Microcontroller Video and Sound Processing ICs (VIF/SIF/Y/C/Deflection/CbCr IN) 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.
Examples of video and sound processor ICs include those manufactured by companies like MediaTek, Texas Instruments, Realtek, and Analog Devices.
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
• Supports EW (LA76933J, LA76938Y)
• Supports SECAM (LA76936Y, LA76938Y)