Datasheet > SC91215-C

SC91215-C

更新时间： 2022-12-16 23:43:20

品牌	Logo	应用领域
士兰微 - SILAN		/
页数	文件大小	规格书
16页	347K
描述
T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION

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数据手册

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SC91215-C 数据手册

SC91214/91215 SERIES

T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION

DESCRIPTION

The SC91214/15 Series is

csihnipgl,e• silicon gate, CM

integrated circuit with an ocnh•ip oscillator for a 3.58MHZ crystal

ceramic resonator. It provides a dialing pulse (DP) or dual tone multi•

frequency (DTMF) dialing. A standard 4 X4 matrix keyboard can be used

to support either DP or DTMF modes.

FEATURES

* One touch redial operation

* Tone/Pulse switchable

* 32 digit capacity for redialing

* Automatic mixed redialing (last number redial) of pusle to DTMF with

multiple automatic access pauses

ORDERING INFORMATION

Part Package

* PABX auto•pause is 2.2 seconds

* DTMF Timing:

Manual dialing: minimum duration for bursts and pauses

Redialing: calibrated timing

SC91214/15A DIP•16 Package

SC91214/15B DIP•18 Package

SC91214/15C DIP•18 Package

SC91214/15D DIP•20 Package

* Hands•Free control function

* Wide operating voltage range: 2V to 5.5V

* Key•in beep tone output

* Digits dialed manually after redialing are cascadable and stored

additional digits for the next redialing

* Uses inexpensive ceramic resonator (3.58 MHZ)

* Two versions for different telephone systems

* Built•in power up reset circuit

* Four extra function keys: flash, pause, redial and DP or DTMF mixed

dialing

* 4 X 4 (or 2 X 8) keyboard can be used

* Low standby current

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

Http: www.silan.com.cn

REV:1.0 2004.08.03

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