8100 SW Nyberg Road
Tualatin, OR 97062 USA
Telephone: 503.612.6700
FAX: 503.612.6713
www.pixelworks.com
PW1231A
Product Specification
General
The PW1231A is a high-quality, digital video signal
processor that incorporates Pixelworks’ patented
deinterlacing, scaling, and video enhancement
algorithms. The PW1231A accepts industry-standard
video formats and resolutions, and converts the input into
many desired output formats.The highly efficient video
algorithms result in excellent quality video.
The PW1231A combines many functions into a single
device, including a memory controller, auto-configuration,
and others. This high level of integration enables simple,
flexible, cost-effective solutions that require fewer
components.
Features
• Built-In Memory Controller
• Motion-Adaptive Deinterlace Processor
• Intelligent Edge Deinterlacing
• Digital Color/Luminance Transient Improvement (DCTI/DLTI)
• Interlaced Video Input Options, including NTSC and PAL
• Independent horizontal and vertical scaling
• Copy Protection
• Two-Wire Serial Interface
Applications:
For use with Digital Displays
• Flat-Panel (LCD, DLP) TVs
• Rear Projection TVs
• Plasma Displays
• LCD Multimedia Monitors
• Multimedia Projectors
NOTE: “L” denotes lead (Pb) free
Device Application Package
PW1231A
PW1231AL
Up to XGA 160-pin PQF
PW1231A
PW1231AL
Crystal
PW1231A
System Block Diagram
SDRAM
Video
Decoder
Video
Digital
Output
P/N 001-0097-00 Rev B
July 2003
PRELIMINARY—CONFIDENTIAL
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