W91822N Ver la hoja de datos (PDF) - Winbond

Número de pieza

componentes Descripción

Fabricante

W91822N

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

Winbond 

W91820N SERIES

Timing Waveforms, continued

HKS

KEY IN

DP

T/P MUTE

(long mute)

H/P MUTE

KT

DTMF

OSC.

R/P

M

B

TPDP

TIDP M B

TIDP

TPDP

TIDP

ON HOOK

LOW

OSC.

Figure 1(c). Pulse Mode Timing Diagram (Auto dialing without lock)

HKS

KEY IN

DP

T/P MUTE

(long mute)

300 mS

T FKD

R/P

M

B

TIDP

TIDP

TPDP

H/P MUTE

DTMF

OSC.

LOW

OSC.

Figure 1(d).Pulse Mode Timing Diagram (Auto dialing with lock function)

- 13 -

Publication Release Date: May 1999

Revision A2

Share Link: