W91550 WINBOND [Winbond], W91550 Datasheet - Page 24

• Manufacturer Part Number: W91550
• Description: 13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
• Manufacturer: WINBOND [Winbond]

Timing Waveforms, continued
HPM MUTE
T/P MUTE
HPM MUTE
T/P MUTE
KEY IN
DTMF
KEY IN
OSC.
HKS
DTMF
DP
HKS
OSC.
DP
Figure 2(c). Auto Dialing Timing Diagram (Tone Mode without Lock Function)
Figure 2(d). Auto Dialing Timing Diagram (Tone Mode with Lock Function)
T
OFD
T
OHD
T
OHD
300mS
T
< 600mS
OFD
< 600mS
T
FKD
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R/P
R/P
T
KID
T
ITP
T
ITP
T
OSCILLATION
TD
T
TD
OSCILLATION
High
Low
High
Low
W91550DN SERIES
T
ITP
T
ITP