Datasheet > W91440NS

W91440NS

更新时间： 2024-11-24 23:41:39

品牌	Logo	应用领域
华邦 - WINBOND		电话拨号器
页数	文件大小	规格书
14页	162K
描述
Telephone Dialer

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中文翻译

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数据手册

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W91440NS 数据手册

W91440N SERIES

10-MEMORY TONE/PULSE DIALER

WITH SAVE FUNCTION

GENERAL DESCRIPTION

The W91440N series are Si-gate CMOS ICs that provide the necessary signals for either tone or

pulse dialing. The W91440N series features save memory and a 10 by 16 digit automatic dialing

memory.

FEATURES

· DTMF/pulse switchable dialer

· Two by 32 digit redial and save memory

· Ten

by 16 digit two-touch direct memory

· Redial memory cascadable with normal dialing; dialing length is unlimited, but if length

oversteps 32 digits the redial function is inhibited

Pulse-to-tone (*/T) keypad for long distance call operation

Uses 5 ´ 5 keyboard

Easy operation with redial, flash, pause and */T keypads

Flash, pause, P® T (Pulse-to-tone) can be stored as a digit in memory

Dialing rate (10, 20 ppS ) selected by bonding option

· On-hook debounce time: 150 msec.

Minimum tone output duration: 93 msec.

Minimum intertone pause: 93 msec.

Flash break time (73, 100, 300, 600 msec.) selectable by keypad, and the pause time is 1 sec.

On-chip power-on reset

Uses 3.579545 MHz crystal or ceramic resonator

Packaged in 18-pin plastic DIP

· The different dialers in the W91440N series are shown in the following table:

TYPE NO.

REPLACEMENT

TYPE NO.

PULSE

(ppS)

FLASH

(mS)

PAUSE

(S)

M/B

W91442N

W91442

W91443

W91444

W91446

W91447

W91444G

W91445G

W91443

600/300/73/100

3.6

W91443N

600/300/73/100

3.6

Publication Release Date: May 1997

Revision A3

- 1 -

12 3 4 5 6 7...14

中文翻译

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与W91440NS相关器件

型号	品牌	获取价格	描述	数据表
W91442	WINBOND	获取价格	Telephone Circuit, CMOS, PDIP18
W91442N	WINBOND	获取价格	10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION
W91443	WINBOND	获取价格	Telephone Circuit, CMOS, PDIP18
W91443N	WINBOND	获取价格	10-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION
W91444	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION
W91444A	ETC	获取价格	Tone/Pulse Telephone Dialer
W91445	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION
W91445A	ETC	获取价格	Tone/Pulse Telephone Dialer
W91446	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH SAVE FUNCTION
W91446A	ETC	获取价格	Tone/Pulse Telephone Dialer