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EM91203AP fiches techniques PDF

ELAN Microelectronics Corp - TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE

Numéro de référence EM91203AP
Description TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
Fabricant ELAN Microelectronics Corp 
Logo ELAN Microelectronics Corp 





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EM91203AP fiche technique
EM9E1M2901320S3ESRERIEIESS
TONE/PULTSOENSEW/PUITLSCEHSAWBITLCEHDAIBALLE EDRIAWLEIRTWHILTHCDLCIDNITNETRERFFAACCEE
GENERAL DESCRIPTION
The EM91203 is a series of tone/pulse switchable dialers that is composed of T/P dialer and T/P dialer with
3 sets memories. The EM91203 series provides necessary functions of telephone set for application in any
environment, such as Pulse dialing, Tone (DTMF) dialing, Handfree dialing, keying tone , mute and pulse mute
functions. Beside this, SDO (Serial Data Output) functions is provided in advance version that is designed to
drive LCD driver and voice synthesizer. In this application, the dialing numbers can be displayed on LCD screen
with EM32100 ( or EM32116 ).
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 time, Pause time, P-T wait time and keyboard type.
• SDO function supports LCD driver and voice synthesizer to indicate dialing numbers.
• Handfree function provides on-hook dialing and speakerphone application.
• 3-set one touch repertory memory, each one can store data up to 16 digits.
• A 32-digit LNB (last number) redial memory.
• A 32-digit SAVE redial memory.
• Keytone function provides rapidly keying recognition.
• Pulse mute function supports pulse dialing application.
• Using 3.579545 MHz crystal or ceramic resonator.
• Package forms: PDIP, skinny.
ORDERING INFORMATION
Versions list
VERSION
EM91203A
EM91203B
EM91203C
LNB KT SAVE
√√
√√
√√
HF SDO(LCD) PMUTE
√√
√√
* This specification are subject to be changed without notice.
10.1.1997 1

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