W91031 查看數據表（PDF） - Winbond

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W91031

CALLING LINE IDENTIFIER

Winbond 

Preliminary W91031

CALLING LINE IDENTIFIER

Table of Contents-

GENERAL DESCRIPTION ..............................................................................................................................2

FEATURES AND APPLICATIONS..................................................................................................................2

Features ........................................................................................................................................................2

Applications ...................................................................................................................................................2

PIN CONFIGURATION ....................................................................................................................................3

PIN DESCRIPTION..........................................................................................................................................3

SYSTEM DIAGRAM ........................................................................................................................................5

BLOCK DIAGRAM ...........................................................................................................................................6

FUNCTIONAL DESCRIPTION ........................................................................................................................6

Ring Detector.................................................................................................................................................6

Input Pre-processor .......................................................................................................................................8

Dual Tone Alert Signal Detection....................................................................................................................8

FSK Demodulation.......................................................................................................................................10

Other Functions ...........................................................................................................................................12

ELECTRICAL CHARACTERISTICS..............................................................................................................14

Absolute Maximum Ratings .........................................................................................................................14

Recommended Operating Conditions...........................................................................................................14

DC Electrical Characteristics........................................................................................................................14

Electrical Characteristics - Gain Control OP-Amplifier ..................................................................................16

AC Electrical Characteristics........................................................................................................................16

AC Timing Characteristics ...........................................................................................................................17

APPLICATION INFORMATION .....................................................................................................................22

Application Circuit........................................................................................................................................22

Application Environment ..............................................................................................................................23

The information described in this document is the exclusive intellectual property of Winbond Electronics Corporation and

shall not be reproduced without permission from Winbond.

Winbond provides this document for reference purposes of W-based system design only. Winbond assumes no responsibility

for errors or omissions. All data and specifications are subject to change without notice.

Publication Release Date: August 2000

-1-

Revision A1

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