W91340N Datasheet, PDF (9/15 Pages) Winbond – 10-MEMORY TONE/PULSE DIALER WITH HANDFREE AND HOLD FUNCTION

TIMING WAVEFORMS
W91340N SERIES
HKS
KEY IN
DP
T/P MUTE
H/P MUTE
DTMF
OSC.
3
T_KID
4
T_IDP
MB
T_PDP
2
T_IDP ^{M B}
T_IDP
2
TKID
T_KRD
T_IDP
T_PDP
Low
OSCILLATION
Figure 1(a). Normal Dialing Timing Diagram
OSCILLATION
HKS
KEY IN
DP
T/P MUTE
H/P MUTE
DTMF
OSC.
R/P
T_KID
TKRD
MB
T_PDP
T_IDP ^{M B}
T_IDP
T < T_OHD
T_IDP
Low
OSCILLATION
Figure 1(b) Pulse Mode Auto Dialing Timing Diagram
Publication Release Date: May 1997
-9-
Revision A2