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User's Guide
SBAU121 – January 2006
DAC8554EVM User's Guide
This user’s guide describes the characteristics, operation and use of the DAC8554
Evaluation Module (EVM). It covers all matters related to proper use and configuration
of this EVM along with the devices that it supports. The physical printed circuit board
(PCB) layout, schematic diagram and circuit descriptions are also included. For a more
detailed description of the DAC8554 , please refer to the product datasheet available
from the Texas Instruments web site at http://www.ti.com. Additional support
documents are listed in the section of this guide entitled Related Documentation from
Texas Instruments. Throughout this document, the acronym EVM and the phrases
evaluation module and demonstration board are synonymous with the DAC8554EVM.
Contents
1 Overview ............................................................................................. 2
2 PCB Design and Performance .................................................................... 4
3 EVM Operation .................................................................................... 14
4 Schematic .......................................................................................... 20
List of Figures
1 DAC8554EVM Functional Block Diagram ....................................................... 3
2 DAC8554EVM PCB—Top Silkscreen Image ................................................... 5
3 DAC8554EVM PCB—Layer 1 (Top Signal Layer) ............................................. 5
4 DAC8554EVM PCB—Layer 2 (Ground Plane) ................................................. 6
5 DAC8554EVM PCB—Layer 3 (Power Plane) .................................................. 6
6 DAC8554EVM PCB—Layer 4 (Bottom Signal Layer) ......................................... 7
7 DAC8554EVM PCB—Bottom Silkscreen Image ............................................... 7
8 DAC8554EVM—Drill Drawing..................................................................... 8
9 INL and DNL Characterization Graph of DAC A ............................................... 9
10 INL and DNL Characterization Graph of DAC B .............................................. 10
11 INL and DNL Characterization Graph of DAC C .............................................. 11
12 INL and DNL Characterization Graph of DAC D .............................................. 12
List of Tables
1 DAC8554EVM Parts List ......................................................................... 13
2 Factory Default Jumper Settings ................................................................ 14
3 DAC Output Channel Mapping .................................................................. 15
4 Unity Gain Output Jumper Settings ............................................................. 16
5 Output Gain of 2 Jumper Settings .............................................................. 16
6 Capacitive Load Drive Output Jumper Settings ............................................... 17
7 Jumper Settings and Functions ................................................................. 17
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SBAU121 – January 2006 DAC8554EVM User's Guide 1
