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AL128 Datasheet(PDF) 1 Page - AverLogic Technologies Inc |
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AL128 Datasheet(HTML) 1 Page - AverLogic Technologies Inc |
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1 / 2 page  AVERLOGIC TECHNOLOGIES, INC. E-mail: sales_usa@averlogic.com URL: www.averlogic.com AVERLOGIC TECHNOLOGIES, CORP. E-mail: sales@averlogic.com.tw URL: www.averlogic.com.tw February 25, 2003 AL128 Plug and Play VGA to NTSC / PAL Converter Applications − PC ready multimedia TV − TV output for laptop, network, entertainment PC − Net browser/set-top box − Internet TV − VGA add-on card with TV output − VGA to TV converter box Description The AL128 PC to TV scan converter chip accepts graphic data up to 1024x768 resolution from PC and Macintosh graphics controllers and converts it into high quality NTSC or PAL TV signals. This new chip is pin-to-pin compatible with the AverLogic AL100 but provides analog RGB output for SCART implementation. • Convert non-interlaced VGA or Macintosh video into interlaced TV format (NTSC/PAL) • Analog RGB output for SCART interface • Highly integrated design with built-in NTSC/PAL encoder, ADC, DAC and SRAM • High clarity 5-line anti-flicker filter • 8 levels of sharpness control • Supports up to full 1024x768 VGA resolution • Automatically supports scan rate from 50Hz up to 100Hz • Linear vertical and horizontal over/underscan control • Zoom and freeze controls • Four-touch-button interface with on-screen-menu on TV • Horizontal and vertical position/panning control • Optional digital 24-bit RGB/VAFC interface • Power down feature controlled by software or hardware • Full programmability via I2C interface • Brightness control • Built-in color bar • Thin, small LQFP package for PCMCIA or notebooks • 28x28 PQFP package available upon request Timing Generating 2C 8-bit ADC MUX 9-bit DAC 8-bit ADC 8-bit ADC 9-bit DAC 9-bit DAC Memory Management Unit Memory Configuration Setup Digital Video Processor Digital TV Encoder Video Memory Push Button Interface VRT VRB ADEN R G B Digital R, G, B AY / R AC / G ACMP / B RSET VREF COMP Field Memory GHSYNC GVSYNC GHSDIV GCLK AL128-01 I2C Interface |
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