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SC91710A

T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION

Silan Microelectronics 

SC91710A/B

T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION

DESCRIPTION

The SC91710A/B are Tone/Pulse switchable dialer which are fabricated

in COMS technology with wide operating voltage for both tone and pulse

mode, and consumes very low memory retention current in ON-HOOK

state.

FEATURES

* Tone/Pulse switchable dialer

* One 32-digit last number redial memory

* Pulse-to-tone (P→T) is provided for PBX operation

* Flash key is available

* Minimum tone duration is 98ms or 83ms

* Minimum intertone pause is 98ms or 83ms

* Redial Pause time (0ms)

* Uses 3.579549MHz crystal or ceramic resonator

* Many options can be selected

Mode (10PPS; 20PPS; Tone)

M/B ratio (40:60;33:66)

Pause time (3.6s)

* Flash function (RESET)

(P→T) pause time (3.6s)

Flash time (600ms; 300ms; 100ms; or 80ms)

* Power on reset circuit is provided

* Handfree function is provided for speaker phone application

* Packaged in 16-DIP or 18-DIP

ORDERING INFORMATION

Device

Package

SC91710A DIP-16-300-2.54

SC91710AS SOP-16-225-1.27

SC91710B DIP-18-300-2.54

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

Http: www.silan.com.cn

REV:2.2 2007.03.07

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