Multichannel Sound Controller

Overview

• S/PDIF (IEC 60958-3) Capabilities:

Multichannel compressed audio: AC-3, DTS, MPEG-2 AAC, MPEG-4 AAC
Mono & stereo PCM audio: 24 kHz-192 kHz frequency, 16, 20, 24 bit samples. Both big- and little-endian formats supported

• I2S Capabilities:

Up to 4 stereo channels
16 and 24 bit PCM input buffers
Up to 44 kHz output frequency

• Interfaces:

4-channel I2S interface
digital S/PDIF interface
AMBA AXI Master
APB Slave for configuration
Linux drivers are available

Key Features

  • Multichannel sound controller for consumer electronics applications
  • Support S/PDIF and 4-channel I2S interfaces
  • Sound buffers of arbitrary size in external memory
  • Relaxed requirements for interrupt handling
  • ALSA & OSS drivers

Deliverables

  • Verilog source code
  • Verilog test bench and Verification environment
  • Software driver for Linux OS
  • Example synthesis scripts
  • Documentation

Technical Specifications

Availability
now
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Semiconductor IP