Datenblatt-Suchmaschine für elektronische Bauteile |
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CS48540-DQZ Datenblatt(PDF) 3 Page - Cirrus Logic |
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CS48540-DQZ Datenblatt(HTML) 3 Page - Cirrus Logic |
3 / 23 page 3 DS734F5 TABLE OF CONTENTS 1 Documentation Strategy ........................................................................................................................................... 1-5 2 Overview ..................................................................................................................................................................... 2-5 2.1 Licensing ............................................................................................................................................................ 2-5 3 Code Overlays ............................................................................................................................................................ 3-6 4 Hardware Functional Description ............................................................................................................................ 4-7 4.1 DSP Core ........................................................................................................................................................... 4-7 4.1.1 DSP Memory ............................................................................................................................................. 4-7 4.1.2 DMA Controller .......................................................................................................................................... 4-7 4.2 On-chip DSP Peripherals ................................................................................................................................... 4-7 4.2.1 Digital Audio Input Port (DAI) .................................................................................................................... 4-7 4.2.2 Digital Audio Output Port (DAO) ................................................................................................................ 4-8 4.2.3 Serial Control Port (I2C™ or SPI™) ............................................................................................................ 4-8 4.2.4 GPIO ......................................................................................................................................................... 4-8 4.2.5 PLL-based Clock Generator ...................................................................................................................... 4-8 4.2.6 Hardware Watchdog Timer ....................................................................................................................... 4-8 4.3 DSP I/O Description ........................................................................................................................................... 4-8 4.3.1 Multiplexed Pins ........................................................................................................................................ 4-8 4.3.2 Termination Requirements ........................................................................................................................ 4-8 4.3.3 Pads .......................................................................................................................................................... 4-9 4.4 Application Code Security .................................................................................................................................. 4-9 5 Characteristics and Specifications .......................................................................................................................... 5-9 5.1 Absolute Maximum Ratings ................................................................................................................................ 5-9 5.2 Recommended Operations Conditions ............................................................................................................... 5-9 5.3 Digital DC Characteristics ................................................................................................................................... 5-9 5.4 Power Supply Characteristics ........................................................................................................................... 5-10 5.5 Thermal Data (48-pin LQFP) ............................................................................................................................ 5-10 5.6 Switching Characteristics—RESET .................................................................................................................. 5-11 5.7 Switching Characteristics—XTI ........................................................................................................................ 5-11 5.8 Switching Characteristics—Internal Clock ........................................................................................................ 5-11 5.9 Switching Characteristics—Serial Control Port–SPI Slave Mode ..................................................................... 5-12 5.10 Switching Characteristics—Serial Control Port–SPI Master Mode ................................................................. 5-13 5.11 Switching Characteristics—Serial Control Port–I2C Slave Mode ................................................................... 5-13 5.12 Switching Characteristics—Serial Control Port–I2C Master Mode ................................................................. 5-14 5.13 Switching Characteristics—Digital Audio Slave Input Port ............................................................................. 5-15 5.14 Switching Characteristics—DSD Slave Input Port .......................................................................................... 5-15 5.15 Switching Characteristics—Digital Audio Output (DAO) Port ......................................................................... 5-16 6 Ordering Information ............................................................................................................................................... 6-18 7 Environmental, Manufacturing, and Handling Information ................................................................................. 7-18 8 Device Pinout Diagrams .......................................................................................................................................... 8-19 8.1 CS48520, 48-pin LQFP Pinout Diagram .......................................................................................................... 8-19 8.2 CS48540, 48-pin LQFP Pinout Diagram .......................................................................................................... 8-20 8.3 CS48560, 48-pin LQFP Pinout Diagram .......................................................................................................... 8-21 9 Package Mechanical Drawings ............................................................................................................................... 9-22 9.1 48-pin LQFP Package Drawing ........................................................................................................................ 9-22 10 Revision History .................................................................................................................................................. 10-23 |
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