EM91440DK中文资料PDF规格书
EM91440DK规格书详情
GENERAL DESCRIPTION
The EM91440 is a series of tone/pulse switchable dialers that is composed of T/P dialer and T/P dialer with 40-set memories. The EM91440 series provide necessary functions of telephone set for application in any environment, such as Pulse dialing, Tone (DTMF) dialing, Handfree dialing, keying tone ,and lock functions.
FEATURES
• Tone/Pulse switchable.
• Wide operating voltage from 2.0 V to 5.5 V.
• Low operating current, 0.15 mA (Pulse) and 0.3 mA (Tone) typically.
• Adding resistor on keyboard scan pin that can select many telephone specifications, such as : Pulse rate, M/B ratio, Flash time, lock dialing functions.
• SDO function supports LCD driver and voice synthesizer to indicate dialing numbers.
• Line hold function is designed for stopping conversation temporality.
• Melody generator provides music on hold function.
• Lock function provides conventionality key lock and password lock operations.
• Ring detector is designed to prevent illegal dialing from pocket dialer.
• 40-set three touch repertory memory, each one can hold data up to 16 digits.
• A 32-digit LNB (last number) redial memory.
• Keytone function provides rapidly keying recognition.
• Handfree function provides on-hook dialing and speakerphone application.
• Pause and P-T time are fixed to 3.6 seconds.
• Tone duration and inter-tone pause time are fixed to 98 ms.
• Using 3.579545 MHz crystal or ceramic resonator.
• Package forms: PDIP, skinny.
产品属性
- 型号:
EM91440DK
- 制造商:
EMC
- 制造商全称:
ELAN Microelectronics Corp
- 功能描述:
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE AND DUAL-TONE MELODY GENERATOR
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
仪隆 |
21+ROHS |
10000 |
原厂授权一级代理,专业海外优势订货,价格优势、品种 |
询价 | |||
EMC |
23+ |
原厂正规渠道 |
5000 |
专注配单,只做原装进口现货 |
询价 | ||
EMC |
1922+ |
DIP |
8200 |
莱克讯原厂货源每一片都来自原厂原装现货薄利多 |
询价 | ||
EMC |
21+ |
DIP-18P |
190 |
原装现货假一赔十 |
询价 | ||
EMC |
DIP-24 |
46 |
询价 | ||||
EMC |
23+ |
DIP |
9280 |
价格优势、原装现货、客户至上。欢迎广大客户来电查询 |
询价 | ||
EMC |
2023+ |
DIP |
16800 |
芯为只有原装 |
询价 | ||
EMC |
9946+ |
DIP-18P |
190 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
23+ |
N/A |
46590 |
正品授权货源可靠 |
询价 | |||
EMC |
2020+ |
DIP |
16800 |
绝对原装进口现货,假一赔十,价格优势!? |
询价 |