W91572DNF Ver la hoja de datos (PDF) - Winbond

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W91572DNF

23-MEMORY TONE/PULSE DIALER WITH AUTOREDIAL RTC AND LCD DISPLAY FUNCTIONS

Winbond 

W91570DN SERIES

Timing Waveforms, continued

HKS

KEY IN

DTMF

T/P MUTE

H/P MUTE

KT

DP/C10

OSC.

< 600mS

< 300mS

3

TKID

TTD

TKD

4

2

TKRD

5

TITP

TITP

TITP

Low

2

TKID

TKRD

TITP

OSCILLATION

High

OSCILLATION

OSCILLATION

Figure 2(a). Normal Dialing Timing Diagram (Tone Mode without Lock Function)

HKS

KEY IN

DTMF

T/P MUTE

H/P MUTE

KT

DP/C10

OSC.

< 600mS

< 300mS

3

4

2

5

TKD

TTD

TITP

TFKD

Low

TOFD

OSCILLATION

TITP

2

TKID

TKRD

TITP

OSCILLATION

Figure 2(b). Normal Dialing Timing Diagram (Tone Mode with Lock Function)

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Publication Release Date: May 1997

Revision A2

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