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电子工程专辑
7 年
ADI推出真正零IF解调器LTC5594,可提供达60dB的镜频抑制 ...
LTC5594 采用片内串行端口,可对 I 和 Q 相位及幅度不平衡进行校正,因而可以通过调谐以实现优于 60dB 的镜频抑制指标。 该特性极大地简化了校准,同时显著地改善了接收器性能,并减少了清除残留镜像所需的 FPGA 资源。
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