em91401 ELAN Microelectronics Corp, em91401 Datasheet - Page 13

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em91401

Manufacturer Part Number
em91401
Description
Tone/pulse Switchable Dialer With Lcd Interface And Dual-tone Melody Generator
Manufacturer
ELAN Microelectronics Corp
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
em91401AP
Manufacturer:
EMC
Quantity:
6 245
* This specification are subject to be changed without notice.
TIMING DIAGRAM
XMUTE
KEY IN
XMUTE
KEY IN
DTMF
DTMF
HKS
OSC.
HKS
HDO
OSC.
SDO
HDO
SDO
KT
PO
KT
PO
Tdb
Tdly
2
2
Figure 2. DTMF mode operating timing
Figure 1. Pulse mode operating timing
Tdb
Tidp
Td
Tkt
Tm
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
Titp
T
b
m
T
T
b
m
T
3
AND DUAL-TONE MELODY GENERATOR
Tidp
3
Titp
Hi-impedance
EM91401 SERIES
Hi-impedance
10.1.1997
13

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