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CS48DV2B Datasheet(PDF) 1 Page - Cirrus Logic |
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CS48DV2B Datasheet(HTML) 1 Page - Cirrus Logic |
1 / 26 page Copyright 2009 Cirrus Logic FEB ’09 CONFIDENTIAL DS875F2 http://www.cirrus.com CS48DV2B Data Sheet FEATURES World’s most cost-effective 32-bit DSP featuring Dolby® Volume and Audistry® by Dolby — Supports native processing at input Fs up to 48kHz — Single download image enables support for 32 KHz, 44.1 kHz, and 48 kHz audio input CS48DV2B supports up to 2.0 channels of audio input and up to 2.1 channels of output Enables concurrent processing features beyond Dolby Volume including Tone Control, Multiband Parametric EQ, Bass Management, Delays. Configurable Serial Audio Inputs/Outputs — Configurable for all input/output digital audio types (I2S/LJ/RJ) — 32-bit data path delivers uncompromised dynamic range — 192 kHz capable integrated S/PDIF transmitter — DAO can operate in master or slave mode (SCLK & LRCLK) Integrated Clock Manager/PLL — Capable of operating from a wide variety of external crystals or external oscillators Slave Host Boot Capability via Serial Interface — SPI ™ interface capable of running up to 25 MHz during run time 1.8V Core and 3.3V I/O that is tolerant to 5V input Low-power Mode enabled —Energy Star® Design Compliance Capability via low- power mode, 268 µW in Standby mode 32-bit DSP D M A P X Y Serial Control 1 Up to 2.1 Ch Audio Out GPIO Debug Watchdog TMR1 TMR2 PLL S/PDIF 2.0 Ch. Audio In The new CS48DV2B supports a host of signal processing applications concurrently, including the mass production-ready Dolby Volume solution. See Section 3. for details about firmware concurrency on the CS48DV2B. The target applications for the CS48DV2B DSP are: — Digital Televisions — Soundbars / DTVs with Integrated Soundbars —PMD/iPod® Docking Stations — Automotive Head Units — Automotive Outboard Amplifiers — Blu-ray Disc® & DVD Receivers / HTiBs — PC Speakers All of these applications and many more that use volume control and are subject to playback from sources that do not have consistent volume levels will benefit from the CS48DV2B Dolby Volume solution. Ordering Information: See page 21 for ordering information. |
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