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MPEG & Dolby Audio
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Custom DSP design optimized for processing of DVD audio formats
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Provides 6 channel PCM outputs + simultaneous 2 channel stereo downmixed PCM outputs
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Decodes MPEG1 & 2 stereo formats
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Decodes Dolby Digital (Dolby AC-3) audio up to 5.1 channels
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Audio down sampling option for Dolby Digital
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support for all DVD PCM audio formats including 96KHz sampling rate
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Flexible interface for multiple audio DACs for 16/18/20/24 bit formats
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Integrated SPDIF encoding capability for both IEC958 & IEC1937 formats
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Support for MPEG-2 multi-channel extensions & DTS encoded material via SPDIF output
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Simultaneous SPDIF output with analog DAC output
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Integrated Karaoke audio capture port & digital mixing
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Audio Frequency Synthesizer to support multiple audio sampling rates for AudioCD, VideoCD, & DVD
Video/Graphics Processor
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2-tap vertical filter/scaler, 8-tap horizontal filter/scaler for MPEG-1 scaling & sinx/x DAC upsampling
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YUV 4:2:0 input format with vertical filter for chroma conversion to 4:4:4
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Pan & Scan for 16:9 to 4:3 output conversion & pass-through letterbox
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Sub-Picture decoder with Alpha Blending for DVD SPUs
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2/4/8 bit full screen OSD functions with alpha blending for flexible graphics display
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Up to 8 regions per line
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Closed caption support
NTSC/PAL Encoder
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NTSC-M, PAL-M/B/D/G/H/I
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Composite, S-Video & YCrCb component video outputs
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Teletext encoder with sequencer & filter
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Wide Screen Signalling in encoder for PAL formats
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Copy Generation Management System in NTSC/PAL encoder for both NTSC & PAL formats
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4 field NTSC or 8 field PAL generation
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Luminance Filtering with 2x oversampling and sinx/x correction
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Chrominance Filtering with 4 times oversampling
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3 10-bit DACs
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Macrovision Copy Protection Version 7.01
Communication Ports
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Flexible serial port communication combinations
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2 integrated USARTs
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2 integrated Synchronous Serial Ports
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Sharing of pins via 3 different modes that allow designer to choose the configuration of serial ports
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Integrated Consumer Infrared demodulator in one UART
Design for Test
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Full scan methodology
Low cost manufacturing
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3.3V, 0.35, 4-layer metal single polycide standard cell National Semiconductor technology
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208 pin MQUAD package
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