W91440N Datasheet, PDF (13/14 Pages) Winbond – 10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION

Timing Waveforms, continued
W91440N SERIES
HKS
KEY IN
DP
T/P MUTE
DTMF
OSC.
2
*/T
T KID
MB
TPDP
TIDP
3
TP
OSCILLATION
TITP
Figure 4. Pulse-to-tone Timing Diagram
HKS
KEY IN
DP
T/P MUTE
DTMF
OSC.
F
F
T KID
TFP
Low
3
T FB
T FP
OSCILLATION
T ITP
Figure 5. Flash Timing Diagram
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Publication Release Date: May 1997
Revision A3