ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：3D GRAPHICS CONTROLLER
- Series：*
- Mfr：Texas Instruments
- Package：Bulk
- Type：-
- Interface：-
- Clock Rate：-
- Non-Volatile Memory：-
- On-Chip RAM：-
- Voltage - I/O：-
- Voltage - Core：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
Download product information
Overview
The TVP4020 is a high-performance PCI/AGP graphics processor developed by Texas Instruments as the second-generation PERMEDIA device. It integrates an SVGA core, RAMDAC, and video ports to provide balanced 3D polygon acceleration, multimedia playback, and window management. The chip supports AGP at 66 MHz and operates with flexible SDRAM or SGRAM memory configurations ranging from 2 to 8 Mbytes. Key performance metrics include 83 million perspective-correct texture-mapped pixels per second and support for MPEG1/MPEG2 video playback with native YUV formats.
Feature Summary
- Full support for Intel Accelerated Graphics Port (AGP) and PCI interfaces with 66 MHz operation.
- Integrated geometry pipeline set-up processor and true-color 230 MHz RAMDAC supporting resolutions up to 1600x1200.
- Hardware-accelerated MPEG1/MPEG2 video playback with YUV 4:4:4, 4:2:2, and 4:2:0 support.
- Graphics HyperPipeline architecture featuring delta unit, rasterizer, and texture address units for efficient rendering.
Applications
- High-quality 3D polygon and textured graphics acceleration for PC gaming and visualization.
- Multimedia acceleration including state-of-the-art MPEG1/MPEG2 video playback systems.
- Windows acceleration and GUI enhancement for desktop computing environments.
- Video capture and display solutions requiring simultaneous input and output video streams.
Part Context
The TVP4020 represents the second generation of the PERMEDIA graphics processor family, succeeding the TVP4010. It offers enhanced flexibility, additional features, and improved performance compared to its predecessor. The device is designed to meet the demand for integrated 3D and multimedia acceleration within a single low-cost PCI device, serving as a foundational component for early consumer graphics cards and multimedia PCs.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. As a legacy graphics processor, direct replacements may require evaluating modern GPU architectures that support current interface standards and driver ecosystems rather than pin-compatible equivalents.
