TDA8215B

Video Processing Overview

The TDA8215B is a horizontal and vertical deflection circuit IC designed for PAL applications. It integrates synchronization separation, saw-tooth generation, and power amplification to drive line Darlington transistors and frame yokes directly. The device features a super sandcastle generator and video identification output. Operating with supply voltages between 9V and 10.5V for VCC1, it supports continuous frame output currents up to ±1A and peak line output currents of 0.8A. The component utilizes a 20-pin PowerDIP package.

Video Processing Feature Summary

• Direct drive capability for line Darlington transistors and frame yokes without intermediate components.
• Integrated synchronization separator and frame oscillator requiring minimal external parts.
• Built-in protection mechanisms including short-circuit and thermal safeguards for the frame output stage.
• Composite video signal input processing with super sandcastle generator and video identification output.

Video Processing Applications

• PAL television deflection circuits
• Professional video equipment
• Low-cost TV solutions using TDA8213 and TDA8217 systems

Video Processing Procurement Notes

Verify component authenticity through authorized STMicroelectronics distributors or certified partners. Confirm the specific order code matches the required packaging and temperature range specifications. Ensure compliance with RoHS3 standards and check for any end-of-life notifications regarding availability and lead times before finalizing procurement plans.

Video Processing Selection Notes

Select this component for designs requiring integrated horizontal and vertical deflection control in PAL systems. It is suitable for direct coupling to line Darlington drivers and frame yokes. Consider the operating voltage range and thermal resistance characteristics when designing the PCB layout. Verify compatibility with associated video IF and decoder chips for complete system integration.

Video Processing Part Context

This part belongs to the TDA8215 family of deflection circuits manufactured by STMicroelectronics. It serves as a specialized solution for analog video display systems, specifically handling the high-current requirements of CRT deflection coils while managing synchronization signals internally.

Video Processing Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.

Video Processing FAQ

What is the maximum continuous current supported by the frame output?

The TDA8215B supports a continuous frame output current of ±1 A.

How does the device handle flyback detection?

Line flyback detection is provided by a comparator that compares the input line flyback pulse to an internal reference, while frame blanking is detected via the frame flyback generator.