CMX602B Просмотр технического описания (PDF) - MX-COM Inc
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CMX602B Datasheet PDF : 22 Pages
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Calling Line Identifier plus Call Waiting (Type II)
Section
2
CONTENTS
CMX602B PRELIMINARY INFORMATION
Page
1. Block Diagram................................................................................................................ 3
2. Signal List....................................................................................................................... 4
3. External Components.................................................................................................... 5
4. General Description....................................................................................................... 6
4.1 Mode Control Logic .......................................................................................................... 6
4.2 Input Signal Amplifier........................................................................................................ 6
4.3 Bandpass Filter................................................................................................................. 7
4.4 Level Detector .................................................................................................................. 8
4.5 FSK Demodulator ............................................................................................................. 8
4.6 FSK Data Retiming ........................................................................................................... 8
4.7 FSK Data Without Retiming.............................................................................................. 9
4.8 Tone Alert Detector......................................................................................................... 10
4.9 Ring or Line Polarity Reversal Detector.......................................................................... 10
4.10 Xtal Osc and Clock Dividers ........................................................................................... 12
5. Application ................................................................................................................... 12
5.1 'On-Hook' Operation ....................................................................................................... 12
5.1.1 Bellcore System ...................................................................................................................... 12
5.1.2 British Telecom System .......................................................................................................... 13
5.1.3 Other 'On-Hook' Systems ....................................................................................................... 13
5.2 'Off-Hook' Operation ....................................................................................................... 15
6. Performance Specification.......................................................................................... 17
6.1 Electrical Performance.................................................................................................... 17
6.1.1 Absolute Maximum Ratings .................................................................................................... 17
6.1.2 Operating Limits...................................................................................................................... 17
6.1.3 Operating Characteristics ....................................................................................................... 18
6.2 Packaging ....................................................................................................................... 21
MX-COM, Inc. reserves the right to change specifications at any time and without notice.
2000 MX-COM, Inc
www.mxcom.com Tel: 800 638 5577 336 744 5050 Fax: 336 744 5054
Doc. # 20480204.002
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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