FX818 参数 Datasheet PDF下载

CTCSS Signalling Processor

FX818

CONTENTS

Section

Page

1.0 Features .......................................................................................................... 1

1.2 Block Diagram ................................................................................................ 3

1.3 Signal List ....................................................................................................... 4

1.3 Signal List ....................................................................................................... 4

1.4 External Components .................................................................................... 6

1.4 External Components .................................................................................... 6

1.5 General Description ....................................................................................... 7

1.5.1 Software Description

..................................................................... 7

1.6 Application Notes......................................................................................... 18

1.6.1 General

.......................................................................................... 18

1.6.2 Transmitter

................................................................................... 18

1.6.3 Receiver (Decode)

........................................................................ 18

1.6.4 Receiver (Fast Detect)

................................................................. 19

1.6.5 General Purpose Timer................................................................

19

1.6.6 Tx / Fast Rx Tone Table

............................................................... 19

1.6.7 Rx Program Tone Table...............................................................

20

1.7 Performance Specification .......................................................................... 21

1.7.1 Electrical Performance

................................................................ 21

1.7.2 Packaging

..................................................................................... 26

Note:

As this product is still in development, it is likely that a number of changes and additions will be made to

this specification. Items marked TBD or left blank will be included in later issues.

©

1997

Consumer Microcircuits Limited

2

D/818/4