EM91810A 查看數據表（PDF） - ELAN Microelectronics
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产品描述 (功能)
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EM91810A
ELAN Microelectronics
EM91810A Datasheet PDF : 18 Pages
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EM91810A/B
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
HKS
KEY IN
XMUTE
XMUTE
PO
TONE
OSCO
SDO
3
2
t DB
t IDP
t IDP
RD
t IDP
t IDP
- - - - - - High impedance
Figure 6: Pulse Mode Redial Timing Diagram
HKS
KEY IN
*PULSE MODE:
XMUTE
PO
TONE
OSCO
*TONE MODE:
XMUTE
PO
TONE
OSCO
3
2
P
t DB
tPDP tIDP
tIDP
3
TP
t DB
Tp
t ITP
tITP
tIDP
tITP
SDO
- - - - - - High impedance
Figure 7: Pause key operating timing
* This specification are subject to be changed without notice.
10.1.1997 12
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