W91F820N Datasheet, PDF (18/20 Pages) Winbond – 13-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

Preliminary W91F820N SERIES
Timing Waveforms, continued
HKS
KEY IN
DP
T/P MUTE
H/P MUTE
KT
DTMF
OSC.
4
2
R/P
TKID
M
B
T_PDP
T_IDP
MB
2
T_IDP
T_P
T_IDP
TPDP
LOW
OSC.
Figure 6 Pause Function Timing Diagram (without lock)
HKS
KEY IN
DP
T/P MUTE
DTMF
H/P MUTE
KT
OSC.
4
2
*/T
TKID
M
B
T_PDP
T_IDP ^{M B}
8
T_IDP
T_P
T_ITP
OSC.
Figure 7. Pulse to Tone Function Timing Diagram (without lock)
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