W91810N Datasheet, PDF (17/26 Pages) Winbond – 23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

W91810N SERIES
Timing Waveforms, continued
HKS
KEY IN
DTMF
T/P MUTE
H/P MUTE
KT
DTMF
OSC.
3
2
TKID
TTD
6
TKRD
TITP
LOW
HIGH
OSC.
T_KID
5
T_KRD
TITP
T_KRD
T_ITP
OSC.
Figure 2(a) Tone Mode Timing Diagram (Normal dialing without lock)
HKS
KEY IN
DTMF
T/P MUTE
H/P MUTE
KT
DP
OSC.
3
TFKD
2
6
T_KRD
TTD
TITP
T_KID
5
T_KRD
TITP
T_KRD
T ITP
LOW
HIGH
OSC.
OSC.
Figure 2(b) Tone Mode Timing Diagram (Normal dialing with lock function)
- 17 -
Publication Release Date: March 2000
Revision A5