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SC91215-C中文资料士兰微数据手册PDF规格书

SC91215-C
厂商型号

SC91215-C

功能描述

T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION

文件大小

356.32 Kbytes

页面数量

16

生产厂商 Silan Microelectronics Joint-stock
企业简称

SILAN士兰微

中文名称

杭州士兰微电子股份有限公司官网

原厂标识
数据手册

下载地址一下载地址二到原厂下载

更新时间

2025-6-11 17:56:00

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SC91215-C规格书详情

DESCRIPTION

The SC91214/15 Series is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58MHZ crystal or 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 pulse to DTMF with multiple automatic access pauses

* PABX auto-pause is 2.2 seconds

* DTMF Timing:

Manual dialing: minimum duration for bursts and pauses Redialing: calibrated timing

* 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 as 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

产品属性

  • 型号:

    SC91215-C

  • 制造商:

    SILAN

  • 制造商全称:

    Silan Microelectronics Joint-stock

  • 功能描述:

    T/P SWITCHABLE DIALER WITH REDIAL HANDFREE FUNCTION

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