Datasheet > W91544AN

W91544AN

更新时间： 2024-10-01 22:36:39

品牌	Logo	应用领域
华邦 - WINBOND		脉冲
页数	文件大小	规格书
19页	223K
描述
10-MEMORY TONE/PULSE DIALER WITH SAVE, KEYTONE,LOCK AND HANDFREE FUNCTION

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W91544AN 数据手册

W91540N SERIES

10-MEMORY TONE/PULSE DIALER WITH SAVE,

KEYTONE, LOCK, AND HANDFREE FUNCTIONS

GENERAL DESCRIPTION

The W91540N series are tone/pulse switchable telephone dialers with 10 memories, keytone or lock

function, and handfree dialing control. These chips are fabricated using Winbond's high-performance

CMOS technology and thus offer good performance in low-voltage and low-power operations.

FEATURES

· DTMF/pulse switchable dialer

· Two by 32-digit redial and save memory

· Ten by 16 digit two-touch indirect repertory memory

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

· Cascaded dialing

· Uses 5 ´ 5 keyboard

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

· Pause, P® T (pulse-to-tone) can be stored as a digit in memory

· 0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out

· Dialing rate (10 ppS or 20 ppS) selected by bonding option

· Minimum tone output duration: 93 mS (W91544AN: 87 mS)

· Minimum intertone pause: 93 mS (W91544AN: 87 mS)

· Pause time: 3.6 sec

· 300 mS off-hook delay in lock mode (DP remains low for 300 mS while off-hook)

· Flash break time (73 mS, 100 mS, 300 mS, or 600 mS) selectable by keypad; pause time is 1.0 S

· Make/break ratio (2:3 or 1:2) selectable by Mode pin

· Key tone output for valid keypad entry recognition

· On-chip power-on reset

· Uses 3.579545 MHz crystal or ceramic resonator

· Packaged in 18 or 20-pin DIP

Publication Release Date: May 1997

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Revision A2

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型号	品牌	获取价格	描述	数据表
W91550	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
W91550AF	ETC	获取价格	Tone/Pulse Telephone Dialer
W91550AP	ETC	获取价格	Tone/Pulse Telephone Dialer
W91550DN	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
W91550DNF	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
W91550DNF-1	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
W91550DNH	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
W91550DNH-1	WINBOND	获取价格	13-MEMORY TONE/PULSE DIALER WITH LCD AND LOCK FUNCTION
W91550F	ETC	获取价格	Tone/Pulse Telephone Dialer
W91550P	ETC	获取价格	Tone/Pulse Telephone Dialer