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PT8501-80LQ Datasheet(PDF) 1 Page - Princeton Technology Corp |
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PT8501-80LQ Datasheet(HTML) 1 Page - Princeton Technology Corp |
1 / 4 page Tel: 886-2-66296288 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT8501 V1.3 - 1 - March, 2006 Dolby Digital Decoder IC PT8501 DESCRIPTION The PT8501 is a complete low-cost decoder for use in the decompression of higher-performance multi-channel digital audio, such as Dolby Digital (also called AC3). The PT8501 provides a complete and flexible solution for multi-channel audio decoding in laser-disc players, DVD movie players, stereo receivers, out-board decoders, HDTV sets, head-end decoders, set-top boxes, and similar products. PT8501 contains on-chip firmware for decoding and processing DOLBY DIGITAL (AC-3), linear PCM data. It also includes a Dolby Pro Logic decoder for decoding matrix surround encoded PCM data or 2-ch Dolby digital data. With a built-in S/PDIF receiver, no external S/PDIF receiver is necessary in order to receive digital bitstreams. The decoder is controlled via an I2C serial host interface. Standard digital audio data formats are supported, including I2S, MSB-first right-justified, and MSB-first left-justified. FEATURES Dolby® Digital (5.1-channel) decoder up to 448Kbps. Dolby® Surround Pro Logic decoder Built-in S/PDIF receiver and automatic bitstream detection Built-in large output buffers for both surround and center channels delay Pink Noise Generator built-in for easy set up of surround system I2C control interface 1 set of digital audio input port can be programmed to fit different format 3 sets of digital audio output port, can decode up to 6 channels Low operating voltage, 2.5V, with 3.3V IO tolerance Available in 100 pins, QFP and 80 pins LQFP APPLICATIONS Multimedia Speakers DVD Player AV Amplifier Set Top Box |
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