现买到的有源晶振输出都是方波,用于RFID通信的载波不大好。考虑到无源晶振输出均为正弦。
有没有无源晶振+时钟芯片输出正弦的13.56m时钟的方案呀?
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现买到的有源晶振输出都是方波,用于RFID通信的载波不大好。考虑到无源晶振输出均为正弦。
有没有无源晶振+时钟芯片输出正弦的13.56m时钟的方案呀?