pdf

Application of DTMF transceiver MT8880 in circuit accurate billing system

  • 2013-09-20
  • 152.32KB
  • Points it Requires : 2

MT8880 is a DTMF transceiver produced by MITEL. In addition to the perfect DTMF receiving and sending functions, it can also detect various progress tones and judge the start and end of the call time by the stop of the ringback tone and the start of the busy tone. This article introduces the working principle and pin functions of MT8880, and gives its application in the billing system of 8-line business halls.

unfold

You Might Like

Uploader
nonogugu66
 

Recommended ContentMore

Popular Components

Just Take a LookMore

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

About Us Customer Service Contact Information Datasheet Sitemap LatestNews


Room 1530, 15th Floor, Building B, No.18 Zhongguancun Street, Haidian District, Beijing, Postal Code: 100190 China Telephone: 008610 8235 0740

Copyright © 2005-2024 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号
×