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SAA7121H ÃÖ¼ÒÁÖ¹®¼ö·® : 10°³ |
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Digital video encoder SAA7120H; SAA7121H
FEATURES ¡¤ Monolithic CMOS 3.3 V device ¡¤ Digital PAL/NTSC encoder ¡¤ System pixel frequency 13.5 MHz ¡¤ Accepts MPEG decoded data on 8-bit wide input port; input data format CB-Y-CR (CCIR 656) ¡¤ Three Digital-to-Analog Converters (DACs) for Y, C and CVBS two times oversampled with 10-bit resolution ¡¤ Real-time control of subcarrier ¡¤ Cross-colour reduction filter ¡¤ Closed captioning encoding and World Standard Teletext (WST) and North-American Broadcast Text System (NABTS) teletext encoding including sequencer and filter ¡¤ Line 23 Wide Screen Signalling (WSS) encoding ¡¤ Fast I2C-bus control port (400 kHz) ¡¤ Encoder can be master or slave ¡¤ Programmable horizontal and vertical input synchronization phase ¡¤ Programmable horizontal sync output phase ¡¤ Internal Colour Bar Generator (CBG) ¡¤ 2 ¢¥ 2 bytes in lines 20 (NTSC) for copy guard management system can be loaded via I2C-bus ¡¤ Down mode of DACs ¡¤ Controlled rise/fall times of synchronization and blanking output signals ¡¤ Macrovisionä(1) Pay-per-View copy protection system rev. 7.01 and rev. 6.1 as option; this applies to SAA7120H only. The device is protected by USA patent numbers 4631603, 4577216 and 4819098 and other intellectual property rights. Use of the Macrovision anti-copy process in the device is licensed for non-commercial home use only. Reverse engineering or disassembly is prohibited. Please contact your nearest Philips Semiconductors sales office for more information ¡¤ QFP44 package.
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