Datasheet > EM91401B

EM91401B

更新时间： 2024-02-03 19:53:17

品牌	Logo	应用领域
义隆 - ELAN		脉冲
页数	文件大小	规格书
23页	177K
描述
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR

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中文翻译

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技术参数
数据手册

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EM91401B 技术参数

生命周期：	Contact Manufacturer	包装说明：	,
Reach Compliance Code：	unknown	HTS代码：	8542.39.00.01
风险等级：	5.65	电信集成电路类型：	TELEPHONE DIALER CIRCUIT
Base Number Matches：	1

EM91401B 数据手册

EM91401 SERIES

TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE

AND DUAL-TONE MELODY GENERATOR

GENERAL DESCRIPTION

The EM91401 is a series of tone/pulse switchable dialers that is composed of T/P dialer. The EM91401 series

provide necessary functions of telephone set for application in any environment, such as Pulse dialing, Tone

(DTMF) dialing, Handfree dialing, keying tone ,and lock functions. The lock function is designed to inhibit toll

dialing operation. Beside this, melody generator, ring detector and SDO (Serial Data Output) functions are

provided in advance version. Melody generator will output dual-tone music in line hold duration. Ring detector

can prevent illegal dialing from pocket dialer. The SDO 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, lock dialing functions.

• SDO function supports LCD driver and voice synthesizer to indicate dialing numbers.

• Line hold function is designed for stopping conversation temporality.

• Melody generator provides music on hold function.

• Lock function provides conventionality key lock and password lock operations.

• Ring detector is designed to prevent illegal dialing from pocket dialer.

• A 32-digit LNB (last number) redial memory.

• Keytone function provides rapidly keying recognition.

• Handfree function provides on-hook dialing and speakerphone application.

• Pause and P-T time are fixed to 3.6 seconds.

• Tone duration and inter-tone pause time are fixed to 98 ms.

• Using 3.579545 MHz crystal or ceramic resonator.

• Package forms: PDIP, skinny.

ORDERING INFORMATION

Versions list and function outline

VERSION

EM91401A

EM91401B

EM91401C

EM91401D

LNB

√

HOLD(music)

LOCK

SDO(LCD) PDP

√

Note : PDP = Pocket Dialer Prevented

* This specification are subject to be changed without notice.

10.1.1997

12 3 4 5 6 7...23

中文翻译

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与EM91401B相关器件

型号	品牌	获取价格	描述	数据表
EM91401BP	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91401C	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91401CP	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91401D	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91401DK	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91403	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91403A	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91403A/B/C/D	ELAN	获取价格	Telephone Dialer Multi-Function Dialer
EM91403AP	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
EM91403B	ELAN	获取价格	TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR

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