em91401a ELAN Microelectronics Corp, em91401a Datasheet - Page 17

• Manufacturer Part Number: em91401a
• Description: Em91401 Series Tone/pulse Switchable Dialer With Lcd Interface And Dual-tone Melody Generator Em91401 Series Tone/pulse Switchable Dialer With Lcd Interface And Dual-tone Melody Generator
• Manufacturer: ELAN Microelectronics Corp

EM91401 SERIES
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
AND DUAL-TONE MELODY GENERATOR
Toff
RING
Ton
DRING
HKS
RMUTE
Figure 11. Timing of receiving an incoming call
* The external ring detection circuit must send a low signal at the total ring cycle (Ton and Toff)
RING
DRING
HKS
RMUTE
Figure 12. Timing of making an outgoing call
* This specification are subject to be changed without notice.
10.1.1997
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