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CS495314-DVZR Datasheet(PDF) 2 Page - Cirrus Logic |
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CS495314-DVZR Datasheet(HTML) 2 Page - Cirrus Logic |
2 / 36 page CS4953xx Data Sheet 32-bit Audio Decoder DSP Family 2 Copyright 2009 Cirrus Logic DS705PP6 Table of Contents 1. Documentation Strategy ...........................................................................................................4 2. Overview ....................................................................................................................................4 2.1 Migrating from CS4953x3 to CS4953x4 ................................................................................................... 5 2.2 Licensing .................................................................................................................................................. 5 3. Code Overlays ...........................................................................................................................5 4. Hardware Functional Description ...........................................................................................7 4.1 Coyote 32-bit DSP Core ........................................................................................................................... 7 4.1.1 DSP Memory ...............................................................................................................................7 4.1.2 DMA Controller ............................................................................................................................7 4.2 On-chip DSP Peripherals ......................................................................................................................... 8 4.2.1 Digital Audio Input Port (DAI) .......................................................................................................8 4.2.2 Digital Audio Output Port (DAO) ..................................................................................................8 4.2.3 Serial Control Port 1 & 2 (I2C™ or SPI™) .....................................................................................8 4.2.4 Parallel Control Port ....................................................................................................................8 4.2.5 External Memory Interface ..........................................................................................................8 4.2.6 GPIO ............................................................................................................................................8 4.2.7 PLL-based Clock Generator ........................................................................................................8 4.3 DSP I/O Description ................................................................................................................................. 8 4.3.1 Multiplexed Pins ..........................................................................................................................8 4.3.2 Termination Requirements ...........................................................................................................9 4.3.3 Pads ............................................................................................................................................9 4.4 Application Code Security ........................................................................................................................ 9 5. Characteristics and Specifications .......................................................................................10 5.1 Absolute Maximum Ratings .................................................................................................................... 10 5.2 Recommended Operating Conditions .................................................................................................... 10 5.3 Digital DC Characteristics ...................................................................................................................... 10 5.4 Power Supply Characteristics ................................................................................................................ 11 5.5 Thermal Data (144-pin LQFP) ................................................................................................................ 11 5.6 Thermal Data (128-pin LQFP) ................................................................................................................ 11 5.7 Switching Characteristics— RESET ....................................................................................................... 11 5.8 Switching Characteristics — XTI ............................................................................................................ 12 5.9 Switching Characteristics — Internal Clock ............................................................................................ 13 5.10 Switching Characteristics — Serial Control Port - SPI Slave Mode. .................................................... 14 5.11 Switching Characteristics — Serial Control Port - SPI Master Mode ................................................... 15 5.12 Switching Characteristics — Serial Control Port - I2C Slave Mode ...................................................... 16 5.13 Switching Characteristics — Serial Control Port - I2C Master Mode .................................................... 17 5.14 Switching Characteristics — Parallel Control Port - Intel® Slave Mode .............................................. 18 5.15 Switching Characteristics — Parallel Control Port - Motorola® Slave Mode ....................................... 20 5.16 Switching Characteristics — Digital Audio Slave Input Port ................................................................. 22 5.17 Switching Characteristics — DSD® Serial Input Port .......................................................................... 23 5.18 Switching Characteristics — Digital Audio Output Port ........................................................................ 24 5.19 Switching Characteristics — SDRAM Interface .................................................................................... 25 6. Ordering Information ..............................................................................................................28 7. Environmental, Manufacturing, and Handling Information ................................................29 8. Device Pinout Diagrams .........................................................................................................30 8.1 128-pin LQFP Pinout Diagrams (CS495303/CS495313) ....................................................................... 30 8.2 128-pin LQFP Pinout Diagrams (CS495304/CS495314) ....................................................................... 31 8.3 144-pin LQFP Pinout Diagrams (CS495313) ......................................................................................... 32 |
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