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W91621 データシートの表示(PDF) - Winbond
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W91621
10-MEMORY TONE/PULSE DIALER WITH TWO-STAGE REDIAL FUNCTION
Winbond
W91621 Datasheet PDF : 16 Pages
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W91620 SERIES
Timing Waveforms, continued
HKS
KEY IN
DTMF
T/P MUTE
DP/C5
P MUTE
OSC.
R
T
KID
T
PTM
T
ITP
T
TD
T
ITP
LOW
HIGH
OSCILLATION
Figure 2(b). Tone Mode Auto Dialing Timing Diagram
HKS
KEY IN
DP/C5
T/P MUTE
DTMF
P MUTE
OSC.
4
2
P
2
T
KID
BM
T
PDP
MB
T
IDP
T
IDP
T
P
LOW
T
IDP
T
PDP
OSCILLATION
Figure 3. Pause Function Timing Diagram
Publication Release Date: December 1994 - 14 -
Revision A3
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