CMX589AP4 View Datasheet(PDF) - MX-COM Inc
Part Name
Description
MFG CO.
'CMX589AP4' PDF : 21 Pages View PDF
High Speed GMSK Modem
Section
2
Contents
CMX589A PRELIMINARY INFORMATION
Page
1 Block Diagram................................................................................................................ 3
2 Signal List....................................................................................................................... 4
3 External Components.................................................................................................... 6
4 General Description....................................................................................................... 8
4.1 Clock Oscillator Divider ....................................................................................................... 8
4.2 Receive................................................................................................................................ 8
4.2.1 Rx Signal Path Description..................................................................................................... 8
4.2.2 Rx Circuit Control Modes ....................................................................................................... 9
4.2.3 Rx Clock Extraction .............................................................................................................. 10
4.2.4 Rx Data Extraction ............................................................................................................... 10
4.2.5 Rx S/N Detection.................................................................................................................. 11
4.2.6 Rx Signal Quality.................................................................................................................. 12
4.3 Transmit............................................................................................................................. 12
4.3.1 TX Signal Path Description .................................................................................................. 12
4.4 Data Formats..................................................................................................................... 14
4.5 Acquisition and Hold Modes .............................................................................................. 14
5 Application ................................................................................................................... 15
5.1 Radio Channel Requirements ........................................................................................... 15
5.1.1 Bit Rate, BT, and Bandwidth ................................................................................................ 15
5.1.2 FM Modulator, Demodulator and IF ..................................................................................... 15
5.1.3 Two-Point Modulation........................................................................................................... 16
5.2 AC Coupling of Tx and Rx Signals .................................................................................... 17
6 Performance Specifications........................................................................................ 18
6.1 Electrical Specifications..................................................................................................... 18
6.1.1 Absolute Maximum Limits .................................................................................................... 18
6.1.2 Operating Limits ................................................................................................................... 18
6.1.3 Operating Characteristics..................................................................................................... 19
6.2 Packages........................................................................................................................... 20
MXCOM, Inc. reserves the right to change specifications at any time without notice.
1998 MX-COM, Inc.
www.mxcom.com Tele: 800 638 5577 336 744 5050 Fax: 336 744 5054
Doc. # 20480183.002
4800 Bethania Station Road, Winston-Salem, NC 27105-1201 USA
All trademarks and service marks are held by their respective companies.
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