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AD6657芯片解密技术方案开发

来源:芯片解密-龙芯世纪   时间:2011-03-28   阅读:1194

   为适应众多客户的具体解密需求,龙芯世纪针对芯片解密进行攻关项目,目前,我们已经成功突破全系列IC解密技术,不仅成功开发出成熟可靠的优质解密方案,而且在解密周期与成本控制技术上有了很大提高,可以为客户提供极具可靠性和经济价值的优质解密服务。

   随着芯片解密研究中的不断进展,龙芯世纪的解密技术不断成熟,解密方案更为可靠,能够为客户提供最值得信赖的技术支持。下面我们就AD6657芯片解密为例,针对AD6657芯片的主要性能特征进行分析介绍,供广大客户及其他技术工程师参考借鉴。
  AD6657 FEATURES
  11-bit, 200 MSPS output data rate per channel
  Integrated noise shaping requantizer (NSR)
  Performance with NSR enabled
  SNR: 75.5 dBFS in 40 MHz band to 70 MHz @ 185 MSPS
  SNR: 73.7 dBFS in 60 MHz band to 70 MHz @ 185 MSPS
  Performance with NSR disabled
  SNR: 66.5 dBFS to 70 MHz @ 185 MSPS
  SFDR: 83 dBc to 70 MHz @ 185 MSPS
  Low power: 1.2 W @ 185 MSPS
  1.8 V analog supply operation
  1.8 V LVDS (ANSI-644 levels) output
  1-to-8 integer clock divider
  Internal ADC voltage reference
  1.75 V p-p analog input range (programmable to 2.0 V p-p)
  Differential analog inputs with 800 MHz bandwidth
  95 dB channel isolation/crosstalk
  Serial port control
  User-configurable built-in self-test (BIST) capability
  Energy-saving power-down modes
  APPLICATIONS
  Communications
  Diversity radio and smart antenna (MIMO) systems
  Multimode digital receivers (3G)
  WCDMA, LTE, CDMA2000
  WiMAX, TD-SCDMA
  I/Q demodulation systems
  General-purpose software radios
  The AD6657 is an 11-bit, 200 MSPS, quad-channel intermediate frequency (IF) receiver specifically designed to support multi-antenna systems in telecommunication applications where high dynamic range performance, low power, and small size are desired

 以上我们仅针对AD6657单片机的主要性能特征进行了简单介绍,供大家参考借鉴,如果有AD6657芯片解密需求,欢迎与龙芯世纪商务中心联系。
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