Call Progress Tone Detector

MX643 - Preliminary Information

© 1996 MX•COM, INC.

Tele: 800 638 5577, 910 744 5050, Fax: 910 744 5054

Doc. #20480148.001

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CONTENTS

Section

Page

1. Block Diagram............................................................................................................... 3

2. Signal List ...................................................................................................................... 4

3. External Components................................................................................................... 5

4. General Description...................................................................................................... 5

4.1 Glossary ............................................................................................................................ 5

4.2 Overall Function Description ............................................................................................. 6

5. Block Diagram Description.......................................................................................... 6

5.1 Decode Output Truth Table ............................................................................................... 7

6. Performance Specification .......................................................................................... 7

6.1 Electrical Performance ...................................................................................................... 7

6.2 Packaging......................................................................................................................... 11

MX

•COM, Inc. reserves the right to change specifications at any time and without notice.