SC91215-C中文资料士兰微数据手册PDF规格书
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
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
FREESCALE |
23+ |
NA |
19960 |
只做进口原装,终端工厂免费送样 |
询价 | ||
MOTOROLA |
24+ |
PLCC20 |
2978 |
100%全新原装公司现货供应!随时可发货 |
询价 | ||
MOTOROLA/摩托罗拉 |
23+ |
QFP-112 |
3000 |
一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、 |
询价 | ||
MOTOROLA |
2138+ |
QFP |
8960 |
专营BGA,QFP原装现货,假一赔十 |
询价 | ||
Freescale |
QFP112 |
2682 |
正品原装--自家现货-实单可谈 |
询价 | |||
24+ |
3000 |
自己现货 |
询价 | ||||
MOTOROLA |
16+ |
TQFP |
1672 |
进口原装现货/价格优势! |
询价 | ||
MOTOROLA |
25+ |
TQFP |
6500 |
独立分销商 公司只做原装 诚心经营 免费试样正品保证 |
询价 |