EM91220A Datasheet - ELAN Microelectronics Corp

EM91220A TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE

The EM91220 is a series of tone/pulse switchable dialers that is composed of T/P dialer and T/P dialer with 20-set memories . The EM91220 series provides necessary functions of telephone set for application in any environment, such as Pulse dialing, Tone (DTMF) dialing, Handfree dialing, keying tone.

EM91220A Features

* Tone/Pulse switchable.

* Wide operating voltage from 2.0 V to 5.5 V.

* Low operating current, 0.15 mA (Pulse) and 0.3 mA (Tone) typically.

* Adding resistor on keyboard scan pin that can select many telephone specifications, such as : Pulse rate, M/B ratio, Flash ti

EM91220A_ELANMicroelectronicsCorp.pdf

EM91220A Datasheet Preview — Preview of EM91220A PDF

Datasheet Details

Part number:

EM91220A

Manufacturer:

ELAN Microelectronics Corp

File Size:

145.57 KB

Description:

Tone/pulse switchable dialer with lcd interface.

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EM91220A EM91220A TONE PULSE SWITCHABLE DIALER WITH LCD INTERFACE ELAN Microelectronics Corp

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