W91590 Просмотр технического описания (PDF) - Winbond

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W91590

24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE, HOLD AND LOCK FUNCTIONS

Winbond 

W91590 SERIES

TIMING WAVEFORMS

HKS

KEY IN

DP

4

2

TKID

BM

TPDP TIDP

TIDP

T/P MUTE

HPM MUTE

2

TKID

TIDP

TPDP

KT

DTMF

OSC.

TFKP

LOW

OSCILLATION

OSCILLATION

Figure 1. Pulse Mode Diagram (Normal Dialing)

HKS

KEY IN

DTMF

T/P MUTE

TKID

TITP

TTD

TKRD

TITP

HPM MUTE

KT

DP

OSC.

TFKP

LOW

LOW

HIGH

OSCILLATION

TKID

TKRD

TITP

OSCILLATION

Figure 2. Tone Mode Diagram (Normal Dialing)

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Publication Release Date: July 1995

Revision A3

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