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Ingenic® Jz4755
Board Design Guide
Revision: 1.0 Date: Sep. 2009
Ingenic Jz4755
Board Design Guide
Copyright © Ingenic Semiconductor Co. Ltd 2009. All rights reserved.
3 External Memory Interface Design Guidelines .................................. 7
3.1 Overview ................................................................................................................................. 7 3.2 Memory sub-system................................................................................................................ 7
2 Platform Stack-Up and Placement ..................................................... 3
2.1 General Design Considerations.............................................................................................. 3 2.2 Nominal 4-Layer Board Stack-Up ........................................................................................... 3 2.3 PCB Technology Considerations ............................................................................................ 4
5 Video Design Guidelines ................................................................. 15
5.1 Video Power.......................................................................................................................... 15 5.2 VIDEO Out ............................................................................................................................ 15
3.2.1 Boot Memory ................................................................................................................... 7 3.2.2 NAND Flash Connection ................................................................................................. 8 3.3 SDRAM ................................................................................................................................... 8
9.1 Touch Screen ........................................................................................................................ 23 9.2 Battery Voltage Measurement..................................................................................y
Date Sep. 2009
Revision
1.0
First release
Change
Disclaimer
This documentation is provided for use with Ingenic products. No license to Ingenic property rights is granted. Ingenic assumes no liability, provides no warranty either expressed or implied relating to the usage, or intellectual property right infringement except as provided for by Ingenic Terms and Conditions of Sale.
8 Camera ............................................................................................ 21
9 SAR A/D Controller .......................................................................... 23
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6 USB Design Guidelines ................................................................... 17
7 LCD ................................................................................................. 19
Content
Content
1 Overview............................................................................................ 1
1.1 Introduction ............................................................................................................................. 1 1.2 Reference Platform ................................................................................................................. 2
4 Audio Design Guidelines ..................................................................11
4.1 Audio Power...........................................................................................................................11 4.2 Headphone Out......................................................................................................................11 4.3 Mic In..................................................................................................................................... 12 4.4 Line In ................................................................................................................................... 12 4.5 Layout Guideline ................................................................................................................... 12