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Número de pieza
componentes Descripción
W91580B Ver la hoja de datos (PDF) - Winbond
Número de pieza
componentes Descripción
Fabricante
W91580B
24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND HOLD FUNCTIONS
Winbond
W91580B Datasheet PDF : 19 Pages
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W91580 SERIES
Timing Waveforms, continued
HKS
HFI
H KEY
HFO
ON HOOK
T/P MUTE
HPM MUTE
CHIP ENBLE
HIGH
Figure 3(c).
Note: Changing the state of the HKS signal from high to low will initialize the HFO and HPM MUTE signals.
HKS
KEY IN
DP
T/P MUTE
HPM MUTE
LOW
R
T
KID
T
RB
T
IDP
T
PDP
T
PR
KT
DTMF
OSC.
LOW
OSCILLATION
Figure 4. Pulse Mode One-key Redialing Timing Diagram (when not first key)
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