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Nordic Semiconductor introduces nRF21540TM, the first low-noise power amplifier

This RF FEM's PA provides a highly adjustable TX power boost up to +21 dBm, while the LNA provides an RX gain of +13 dB. LNA's low noise figure (NF) is only 2.5 dB, ensuring improved RX sensitivity of Nordic Bluetooth 5 / Bluetooth Low Energy / Bluetooth LE, Thread, Zigbee, and 2.4GHz RF low-power wireless solutions .