0 pins are on the high power RF circuit board.Input RF type Transceiver, FSK of the Evaluation board.Using the ADF7021 search parameter, you can discover variants of the RF Board.
EVAL-ADF7021-NDBZ2 Features
0 pins Transceiver, FSK Type
EVAL-ADF7021-NDBZ2 Applications
There are a lot of Analog Devices Inc. EVAL-ADF7021-NDBZ2 RF Boards applications.