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EM91210C 参数 Datasheet PDF下载

EM91210C图片预览
型号: EM91210C
PDF下载: 下载PDF文件 查看货源
内容描述: 音频/脉冲可转换拨号与LCD接口 [TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE]
分类和应用: 脉冲
文件页数/大小: 19 页 / 139 K
品牌: EMC [ ELAN MICROELECTRONICS CORP ]
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EM91210 SERIES
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
TIMING DIAGRAM
HKS
KEY IN
KT
Tkt
XMUTE
PM
SDO
PO
Tidp
DTMF
OSC.
Hi-impedance
2
Tdb
3
Tsdo
Tm
T T T T
b m b m
Tidp
Figure 1. Pulse mode operating timing
HKS
KEY IN
KT
XMUTE
PM
SDO
PO
DTMF
OSC.
Hi-impedance
2
Tdb
3
Td
Titp
Titp
Figure 2. DTMF mode operating timing
* This specification are subject to be changed without notice.
10.1.1997
10