摘要
U2270B是由美国TEMIC公司生产的、发射频率为125kHz的射频卡基站芯片。文中详细介绍了U2270B的内部结构、引脚描述和基本功能 ,给出了U2270B的典型应用电路 。
U2270B is a RF base station IC at125kHz frequency,and it is produced by TEMIC semiconducˉtors.The internal structure and pinfunction ofU2270B are described in this paper.Atthe same time,the applicaˉtion of U2270B and the problem in practical design are introduced.
出处
《国外电子元器件》
2004年第1期66-68,共3页
International Electronic Elements
基金
吉林省教育厅基金资助项目
