TW8804-LC3-GRSH

Overview

The TW8804-LC3-GRSH is an LCD flat panel controller featuring an integrated NTSC/PAL/SECAM decoder and analog/digital RGB/FB input. It supports TFT panels up to 1280x1024 resolution with one or two pixels per clock. The device includes a 2-wire serial bus interface, operates at a 2.5V core voltage with 3.3V I/O, and utilizes a 160-pin PQFP package.

Feature Summary

• Integrated NTSC/PAL/SECAM TV decoder with automatic format detection
• Built-in image-scaling engine and de-interlacing capabilities
• Programmable timing controller (TCON) for active matrix TFT panels
• On-screen display support via internal RAM or external controller

Applications

• LCD TVs
• LCD monitors with TV functionality
• Car TV systems
• Portable DVD players

Procurement Notes

Verify the component status as the datasheet indicates it is not recommended for new designs. Confirm availability through authorized distributors and check for potential obsolescence before finalizing procurement plans.

Selection Notes

Select this part for mixed-signal integration of video decoding and panel driving in a single package. Ensure system requirements align with SXGA resolution limits and verify compatibility with the specified 160-pin PQFP footprint.

Part Context

Manufactured by Intersil, now part of Renesas Electronics Corporation. This model belongs to the TW88xx series of LCD flat panel controllers designed for high-quality video rendering and multi-format signal processing.

Replacement Considerations

The datasheet recommends the TW8835 as a replacement part. Note that the TW8835 is not pin-compatible, requiring schematic and layout modifications during substitution.

FAQ

What is the maximum supported TFT panel resolution?

The TW8804 supports TFT panel resolutions up to 1280 by 1024 (SXGA/WXGA).

Does the chip include a de-interlacing engine?

Yes, the TW8804 contains an internal de-interlacing engine to support interlaced video.