TW2824_15 INTERSIL | Alldatasheet

Document overview

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Technical content

Features

 Accepts all NTSC/PAL standard formats with auto detection  Integrated four anti-aliasing filters and 10-bit CMOS ADCs  High performance adaptive comb filters for all NTSC/PAL standards  IF compensation filter for improvement of color demodulation  PAL delay lines for correcting PAL phase errors  Programmable hue, saturation, contrast, brightness and sharpness  Dual high performance horizontal and vertical scaler for each channel.  Four built-in motion detectors with 16x12 cells and blind detectors Dual Video Controllers  Additional 1-channel digital input for playback or cascade operation  Full live/strobe/switch function  Auto sequence switch with 64 queues and/or manual switch by interrupt  Various channel attribute control  Image enhancement for still image  High performance 2x zoom for horizontal and vertical direction  Supports save and recall function  Last image capture when video-loss  Extendable to 8-/12-/16-channel video controller using cascade connection  Path-to-path cascade  Character/bitmap overlay for OSD  16 programmable single boxes  4 2D arrayed boxes for motion result display  Mouse pointer overlay Dual Video Encoders  2 path digital outputs with ITU-R BT.656 standards  2 path analog outputs with all analog NTSC/PAL standards  Supports CVBS or S-video for each path  Programmable bandwidth for luminance and chrominance path  Four 10-bit video CMOS DACs

Applications

 Analog QUAD/MUX system  4-/8-/16-channel DVR system  Car rear vision system  Hair shop system NOT RECOMMENDED FOR NEW DESIGNS RECOMMENDED REPLACEMENT PART TW2837 To request the full datasheet, please visit www.intersil.com/products/TW2824

All Intersil U.S. products are manufactured, assembled and tested utilizing ISO9001 quality systems. Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality. Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries. For information regarding Intersil Corporation and its products, see www.intersil.com Block Diagram PBCLK PBIN PBVALID VDOUTY VIN3B VIN3A Color Decoder H/V Scaler MUX ADC H/V Scaler Motion Detect VIN2B VIN2A Color Decoder H/V Scaler MUX ADC H/V Scaler Motion Detect VIN1B VIN1A Color Decoder H/V Scaler MUX ADC H/V Scaler Motion Detect VIN0B VIN0A Color Decoder H/V Scaler MUX ADC H/V Scaler Motion Detect ITU-R BT656 Decoder VOUTYX ADDRX/BA1X/BA0X/RASBX/CASBX/WENBX/DQMX/DATAX VDOUTX VOUTCX 5 x 4 Matrix Memory Interface DACOSD Box Mouse Overlay Video Encoder Write Control Read Control ITU-R BT656 Encoder DAC 5 x 4 Matrix Memory Interface DACOSD Box Mouse Overlay Video Encoder Write Control Read Control ITU-R BT656 Encoder DAC Clock Generator CLK54IIRQ IRQ InterfaceHOST Interface VOUTYY VOUTCY CLK27ENCX CLK27ENCY HSPB HCSB0 HCSB1 HALE HRDB HWRB HDAT Encoder Timing Interface HSENC VSENC FLDENC ADDRY/BA0Y/RASBY/CASBY/WENBY/DQMY/DATAY