| 邹其洪,李传琦,黄智伟.低功耗FSK超外差式接收电路设计[J].南华大学学报(自然科学版),2007,21(1):86~89.[.Low-Power FSK Superheterodyne Receiver Based[J].Journal of University of South China(Science and Technology),2007,21(1):86~89.] |
| 低功耗FSK超外差式接收电路设计 |
| Low-Power FSK Superheterodyne Receiver Based |
| 修订日期：2006-11-09 |
| DOI： |
| 中文关键词: 无线数据传输,频移键控(FSK),超外差接收机,MAX7042 |
| 英文关键词:wireless data transport,FSK,Superheterodyne Receiver,MAX7042 |
| 基金项目: |
| 邹其洪 李传琦 黄智伟 |
| 南华大学电气工程学院 湖南衡阳421001 |
| 摘要点击次数: 778 |
| 全文下载次数: 6 |
| 中文摘要: |
| 所设计的308 MHz/315 MHz/418 MHz/433.92 MHz低功耗FSK超外差式接收电路,采用MAX7042高集成度、低功耗,CMOS型超外差式射频(RF)接收芯片,灵敏度为-110~-109 dBm,接收频移键控(FSK)数据速率可达66 kbps(NRZ)(33kbps曼彻斯特编码);文中介绍了MAX7042的主要技术性能、内部结构、工作原理和应用电路. |
| 英文摘要: |
| The 308 MHz/315 MHz/418 MHz/433.92 MHz low power FSK Superheterodyne Receiver adopts high integrated,low power,CMOS Superheterodyne RF receiver chips in MAX7042,with a sensibility range from-110 dBm to-109 dBm,receiving a FSK data which speed up to 66 kbps(NRZ)(33 kbps Manchester code).This paper introduces the main performance and internal structure,principle and application circuit of MAX7042. |
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