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TDA4859 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TDA4859200Yes

TDA4859 is a deflection controller IC manufactured by NXP Semiconductors (formerly Philips Semiconductors).

The TDA4859 is a deflection controller IC manufactured by NXP Semiconductors (formerly Philips Semiconductors).

Specifications:

  • Function: Monolithic integrated circuit for horizontal and vertical deflection control in multi-sync monitors.
  • Supply Voltage (VCC): Typically 12V (operating range: 10.8V to 13.2V).
  • Horizontal Section:
  • Horizontal sync processing (frequency range: 15–150kHz).
  • Phase detector for horizontal drive.
  • Soft start/stop for horizontal output.
  • X-ray protection.
  • Vertical Section:
  • Vertical sync processing (frequency range: 50–160Hz).
  • Vertical ramp generator.
  • Vertical drive output.
  • Protection Features:
  • X-ray protection.
  • Under-voltage lockout (UVLO).
  • Package: 32-pin DIP (Dual In-line Package) or PLCC (Plastic Leaded Chip Carrier).

Descriptions:

The TDA4859 is designed for use in multi-frequency CRT monitors, providing horizontal and vertical deflection control. It supports a wide range of sync frequencies, making it suitable for VGA, SVGA, and other multi-sync applications.

Features:

  • Wide horizontal and vertical sync frequency ranges.
  • Automatic sync polarity detection.
  • Adjustable horizontal and vertical drive signals.
  • Built-in protection circuits (X-ray, under-voltage).
  • Low power consumption.
  • Compatible with various monitor designs.

This IC was commonly used in CRT monitors from the 1990s and early 2000s.

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