Digitally Controlled Analog I/O Processor
2
MX839 PRELIMINARY INFORMATION
CONTENTS
Section
Page
1 Block Diagram ................................................................................................................................ 3
2 Signal List ....................................................................................................................................... 4
3 External Components..................................................................................................................... 5
4 General Description ....................................................................................................................... 6
4.1 Variable Attenuators............................................................................................................................... 6
4.2 Digital to Analog Converters................................................................................................................... 6
4.3 Analog to Digital Converter and A/D Clock Generator ........................................................................... 6
4.4 Magnitude Comparators and Interrupt Request..................................................................................... 7
4.5 Software Description .............................................................................................................................. 7
4.6 Read Only Registers (8-Bit and 16-Bit).................................................................................................. 9
4.7 Write Only Register Description ............................................................................................................. 9
4.8 Read Only Register Description............................................................................................................ 13
5 Application..................................................................................................................................... 13
5.1 C-Bus Clock .......................................................................................................................................... 13
6 Performance Specification ........................................................................................................... 14
6.1 Electrical Performance .......................................................................................................................... 14
6.2 Packaging.............................................................................................................................................. 19
MXxCOM, Inc. reserves the right to change specifications at any time and without notice.
© 1998 MXxCOM Inc.
www.mxcom.com Tele: 800 638-5577 336 744-5050 Fax: 336 744-5054
Doc. # 20480164.002
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
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