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HD49235

Hitachi Semiconductor
Part Number HD49235
Manufacturer Hitachi Semiconductor
Description Digital Signal Processor for CD
Published Mar 23, 2005
Detailed Description www.DataSheet4U.com HD49235FS Digital Signal Processor for CD ADE-207-162A(Z) 2nd. Edition August 1995 Description The...
Datasheet PDF File HD49235 PDF File

HD49235
HD49235

Overview
www.
DataSheet4U.
com HD49235FS Digital Signal Processor for CD ADE-207-162A(Z) 2nd.
Edition August 1995 Description The HD49235FS is a digital signal processor for compact disc (CD) applications.
Features • Powerful error correction capability: two-symbol C1 correction and four-symbol C2 correction • Quadruple-speed reproduction supported (maintaining two-symbol C1 and four-symbol C2 error correction) • On-chip analog PLL and digital PLL (VCO and phase detector) • Automatic adjustment of the free-running frequency of the VCO • Built-in microprocessor interface • On-chip 80-bit shift registers for Q-code buffering • Cyclic redundancy check on Q-code values • Audio output functions: monaural output, single-channel mute, left-right reverse, soft mute, –12-dB attenuation • 16-kbit RAM on-chip HD49235FS Pin Arrangement PDOUT1 VDD (A) AMPP AMPM AMPO AC VSS (A) PDOUT2 TEST1 MRST PLLCK NC VDD (D) NC NC NC NC NC NC NC NC NC NC NC QDSEL DSLCO DSLCI EFMI DEFCT TEST2 TEST3 UCKSL VDD (D) PWM MO...


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