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EM91215

ELAN Microelectronics Corp
Part Number EM91215
Manufacturer ELAN Microelectronics Corp
Description TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
Published Apr 2, 2005
Detailed Description TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE EM91215 SERIES EM91215...
Datasheet PDF File EM91215 PDF File

EM91215
EM91215

Overview
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE EM91215 SERIES EM91215 SERIES GENERAL DESCRIPTION The EM91215 is a series of tone/pulse switchable dialers that is composed of T/P dialer and T/P dialer with 13 set memories.
The EM91215 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.
• 13 set one touch or (3 set one touch and 10 set two 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 EM91215A EM91215B EM91215C LNB √ √ √ KT √ √ √ SAVE √ √ √ HF √ √ SDO(LCD) PMUTE √ √ √ √ * This specification are subject to be changed without notice.
10.
1.
1997 1 EM91215 SERIES TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE EM91215 Pin Assignment EM91215AP COL5 COL4/KT COL3 COL2 COL1 XIN XOUT XMUTE VSS 1 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 ...


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