Datasheet

Preliminary Technical Data EVAL-AD1940AZ
Rev. PrA | Page 3 of 30
TABLE OF CONTENTS
Evaluation Board Overview.............................................................1
Package Contents ..............................................................................1
Other Supporting Documentation .................................................1
Functional Block Diagram...............................................................1
Board Layout Block Diagram ......................................................2
Table of Contents...............................................................................3
Revision History................................................................................3
Setting Up the Evaluation Board.....................................................4
SigmaStudio Software Installation..............................................4
Powering the board.......................................................................4
Hardware Setup - USBi.................................................................4
Connecting the audio cables........................................................4
Switch and Jumper settings..........................................................4
Your First SigmaStudio Project – EQ and Volume Control....5
Using the Evaluation Board .............................................................7
AD1940 SigmaDSP.......................................................................7
Power ..............................................................................................7
Clocking the Evaluation Board ...................................................7
Input Routing ................................................................................8
Analog Audio Inputs ....................................................................8
External Digital Audio (I
2
S/TDM) Inputs.................................9
S/PDIF Receiver ............................................................................9
Output Routing ...........................................................................10
Analog Audio Outputs...............................................................10
External Digital Audio (I
2
S/TDM) Outputs............................10
S/PDIF Transmitter.....................................................................10
Example Configurations ................................................................11
Board Schematics ............................................................................15
Board Silkscreen and Parts Placement.........................................25
Bill of Materials ...............................................................................26
Ordering Guide ...............................................................................29
Ordering Guide ...........................................................................29
ESD Caution ................................................................................29