W91344AN View Datasheet(PDF) - Winbond

Part Name

Description

View to exact match

W91344AN

10-MEMORY TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTIONS

Winbond 

W91340N SERIES

Timing Waveforms, continued

HKS

12 H

H

KEY IN

MODE

DP

DTMF

T/P MUTE

H/P MUTE

HFI

HFO

H

H

H

OSC

Figure 3. Handfree Function Timing Diagram

HKS

KEY IN

DP

T/P MUTE

H/P MUTE

DTMF

OSC.

2

R/P

TKID

MB

TPDP

3

TP

TIDP

MB

TPDP

Low

OSCILLATION

Figure 4. Pause Function Timing Diagram

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