FM1660概述：
The FM1660 is a low loss, high isolation high power SP10T switch for antenna transmitting and receiving.
The FM1660 is compatible with MIPI 2.0 control, which is a key requirement for many cellular transceivers. This part is packaged in a compact 2.4mm x 2.4mm, 20-pin, QFN package which allows for a small solution size with no need for external DC blocking capacitors (when no external DC is applied to the device ports)
FM1660特性：
Excellent insertion loss: 0.85dB @2.7GHz
P0.1dB @ 36dBm
Multi-Band operation 700MHz to 2700MHz
RFFE 2.0 control interface
Compact 2.4mm x 2.4mm in QFN-20 package
No DC blocking capacitors required（unless external DC is applied to the RF ports）
FM1660应用：
2G/3G/4G antenna transmitting and receiving
Cellular modems and USB Devices
FM1660功能框图和引脚分配图：
FM1660示意图：
FM1660引脚描述：
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