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https://e2e.ti.com/support/wireless-connectivity/bluetooth-group/bluetooth/f/bluetooth-forum/1094209/cc2652rb-ppm-technology-discussion
您好，
CC2652内置48M晶体振荡器，精度40PPM，而一般无线要求为20ppm，为什么？
我认为对于BLE，对于ZigBee，它是+/- 50ppm和+/- 40ppm。
此致
但在中国，当地的要求是+/- 20ppm，我该如何满足 ？
在这种情况下，您应使用非Baw设备(例如 https://www.ti.com/lit/gpn/cc2652r )以满足要求。
它需要外部谐振器来生成时钟。
