| Processor | Speed (MIPS) | Broadcasting DSP | Multi-channel Decoding DSPs | Car Audio DSPs | PCM Processors / Post-Processor DSPs | Package |
|---|---|---|---|---|---|---|
| Dual 24-bit | 86 (commercial); <=72 (automotive) |
CS49310x-CLZ CS49311x-CLZ CS49312x-CLZ |
CS49325x-CLZ CS49326x-CLZ CS49328x-CLZ CS49329x-CLZ |
CS49326x-DLZ | CS49330x-CLZ | 44 PLCC |
The CS493xx is a family of multichannel audio decoders that continue leadership in audio decoding for the DVD, broadcast and receiver markets. The family offers parts tailored for each of these distinct market segments.
For DVD, parts are offered to support Dolby Digital, Dolby Pro Logic II, MPEG Multichannel, DTS Digital Surround, DTS-ES and AAC.
For receivers, parts are offered to support Dolby Digital, Dolby Pro Logic II, MPEG Multichannel, DTS Digital Surround, DTS-ES, AAC and various virtualizers and PCM (pulse code modulation) enhancement algorithms such as HDCD®, DTS Neo:6® and SRS Circle Surround® I/II.
For the broadcast market, parts are offered to support Dolby Digital, AAC, MPEG-1 (Layers 1, 2 and 3) and MPEG-2 (Layers 2 and 3).
In addition to this decoder family, Cirrus Logic also provides DSP firmware and high-resolution data converters.

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Cirrus Logic Audio DSPs, Intelligent Room Calibration Software Showcased in New Generation of Consumer Electronics Products Onkyo, Harman Kardon, Samsung and Arcam Among Audio/Video Receiver, Set-Top Box Manufacturers to Incorporate Cirrus Logic Audio Technologies |
KiSS Technology and Jamo Adopt Comprehensive Audio Processing Solution from Cirrus Logic Cirrus DSP Chipset Provides Support for DTS, Dolby Pro Logic II Audio Formats | |
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Cirrus Logic Incorporates New Dolby Pro Logic IIx into Audio DSP Families Cirrus Customers Demonstrate Dolby Pro Logic IIx at CEDIA Show |
Marantz America Selects Cirrus Logic To Power Series of High-Performance Audio/Video Receivers Cirrus Audio Converters, Digital Signal Processors Help Marantz Upgrade Popular Line of Mid- and High-End Receivers | |
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Cirrus Logic’s Audio Decoder Chip First To Enable Dolby Certified Pro Logic II Surround-Sound from Kenwood |
Cirrus Logic’s Audio DSP Decoders First To Support Multi-Channel AAC Advanced Audio Coding Targeting Digital Televisions, Set-Top Boxes and AV Receivers, New Crystal Audio Decoders Support All Popular International Standards | |
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Cirrus Logic Unveils Industry's First Audio DSP Chip for "Universal" DVD Players Only Chip to Support MLP Requirement, Dolby Digital, DTS, & MPEG; Delivers 192KHz, Studio-Quality Audio | ||
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