4.0V to 4.5V, 915MHz ISM Band Transmit/Receive Module
RFMD's new RF6559 is a Front End Module (FEM) for 915MHz AMR systems. It contains an integrated three-stage PA with 42dB of gain and typical power output of 28dBm. The RF6559 allows for Tx/Rx on a single antenna via 2 integrated SPDT switches. Tx filtering, built-in Power Detector, and a two-stage LNA with typical gain of 32dB are also included, packaged in a 28-pin, 6mmx6mm laminate package with backside ground.
https://estore.rfmd.com/RFMD_Onlinest...