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| Part Ordering Numbers Part Number Worldwide Audio Decoding A2, NICAM, FM, AM, Audio Decoding BTSC (with DBX), EIA-J Audio Decoding BTSC (without DBX), EIA-J Audio Decoding Component Video Input VIP Host Port CX25840 CX25841 CX25842 CX25843 X X X X X X X X X X X X CX25843, CX25842, CX25841, and CX25840 Pinout Convergence Video Video Encoders/Decoders CX2584X Video Decoder CVBS Tuner VIF SIF Stereo A/D Left+Right Ch Broadcast Audio Decoder CCIR 656 MPEG Video Decoder CVBS I2S L, R Stereo I2S CX25840/1/2/3 Diagram CX25840/1/2/3 Features * Auto detection and configuration of worldwide broadcast A/V standards * Worldwide video standards - NTSC (M, J, 4.43), PAL (B, D, G, H, I, M, N, Nc), SECAM (K, L) * Worldwide audio standards - BTSC, EIA-J, A2, NICAM, FM/AM * Full 2 10-Bit ADCs and data path * Flexible video input mux with integrated anti-alias filtering * Four line adaptive comb filter for NTSC and PAL * Flexible video output port - 27 MHz ITU-R BT.656, VIP 2, or ITU-R BT.601 video with separate syncs * Macrovision detection * Programmable VBI data slicer for data services such as closed caption, Teletext, and program guides * Power-up configurable two wire serial command interface or two wire VIP 1.1/2 host port interface * Multiple audio outputs - serial audio interface I2S or AC97 or embedded as ancillary data in the video stream * Flexible sample rate conversion on all audio inputs and outputs (c) 2003, Conexant Systems, Inc. All Rights Reserved. Conexant and the Conexant logo are registered trademarks of Conexant Systems, Inc. All other trademarks are owned by their respective owners. Although Conexant strives for accuracy in all its publications, this material may contain errors or omissions and is subject to change without notice. THIS MATERIAL IS PROVIDED AS IS AND WITHOUT * Hardware interrupt to eliminate polling * Fast locking mode for security camera applications * Auxiliary clock output - For providing an over sample audio clock locked to the video or for use as a general purpose PLL output * Infrared transmit and receive logic * Internal voltage regulation for single supply operation * Low power * 80-pin TQFP Typical Applications * Flat panel displays * HDTV * TV tuners * DVD players * Video cameras * Set-top boxes * VCRs and PVRs * Game consoles ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. Conexant shall not be liable for any www.conexant.com General Information: U.S. and Canada: (888) 855-4562 International: (732) 345-7500 Headquarters 4000 MacArthur Blvd. Newport Beach, CA 92660 Order# 102205A special, indirect, incidental or consequential damages as a result of its use. 03-0859 |
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