Low Voltage CTCSS Encoder/Decoder
2
MX465
Available in the following package styles: 24-pin TSSOP (MX465TN), 24-pin SSOP (MX465DS),
24-pin SOIC (MX465DW), 24-pin PDIP (MX465P), and 24 -pin CDIP (MX465J) the MX465 requires a single
3.3V to 5.0V supply and a 4MHz clock or crystal.
CONTENTS
Section
1
2
3
4
Page
Block Diagram.......................................................................................................... 3
Signal List................................................................................................................. 4
External Components .............................................................................................. 6
General Description................................................................................................. 7
4.1 Description ...................................................................................................................................... 7
4.2 I/O Conditions .................................................................................................................................7
4.3 Filter Response............................................................................................................................... 8
4.4 Serial and Parallel Mode Timing..................................................................................................... 8
4.5 CTCSS Programming...................................................................................................................10
5
Performance Specification.................................................................................... 11
5.1 Electrical Performance ................................................................................................................. 11
5.1.1
5.1.2
5.1.3
Absolute Maximum Ratings ................................................................................................. 11
Operating Limits ................................................................................................................. 12
Operating Characteristics ................................................................................................... 12
5.2 Packaging......................................................................................................................................14
MX-COM, Inc. Reserves the right to change specifications at any time and without
notice
©1998 MX•COM, INC.
www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054
Doc. #20480143.010
4800 Bethania Station Road, winston-Salem, NC 27105-1201 USA
All trademarks and service marks are held by their respective companies.
CMLMICRO [ CML MICROCIRCUITS ]
