W91472 Просмотр технического описания (PDF) - Winbond

Номер в каталоге

Компоненты Описание

производитель

W91472

6-MEMORY TONE/PULSE DIALER WITH SAVE AND HANDFREE FUNCTIONS

Winbond 

Timing Waveforms, continued

W91472N SERIES

HKS

KEY IN

DP

T/P MUTE

DTMF

OSC.

TKRD

R/P

TKID

MB

TPDP

TIDP M B

Low

OSCILLATION

T > TOHD

Figure 1(c). Pulse Mode Auto Dialing Timing Diagram

HKS

KEY IN

DTMF

T/P MUTE

DP

OSC.

3

TKID

TTD

4

2

T ITP

TITP

OSCILLATION

High

TKRD

5

TITP

OSCILLATION

Figure 2(a). Tone Mode Normal Dialing Timing Diagram

- 11 -

Publication Release Date: May 1997

Revision A2

Share Link: