EM91401B View Datasheet(PDF) - ELAN Microelectronics

Part Name

Description

MFG CO.

EM91401B

TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR

ELAN Microelectronics 

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RING

DRING

HKS

RMUTE

EM91401 SERIES

TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE

AND DUAL-TONE MELODY GENERATOR

Preliminary

Toff

Ton

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 17

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