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W91442N View Datasheet(PDF) - Winbond
Part Name
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W91442N
10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION
Winbond
W91442N Datasheet PDF : 14 Pages
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Timing Waveforms, continued
W91440N SERIES
HKS
KEY IN
DTMF
T/P MUTE
DP
OSC.
R/P
T
KID
T
KRD
T
TD
T
ITP
T > T
OHD
High
OSCILLATION
Figure 2(c) Tone Mode Auto Dialing Timing Diagram
HKS
KEY IN
DP
T/P MUTE
DTMF
OSC.
2
T
KID
MB
T
PDP
R/P
T
IDP
3
T
P
Low
OSCILLATION
T
IDP
MB
T
PDP
Figure 3. Pause Function Timing Diagram
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