Telecoms, Datacoms, Wireless, IoT


FSK transceiver integrates PA

12 May 2010 Telecoms, Datacoms, Wireless, IoT

RF Micro Devices’ ML2730 is a single-chip frequency shift keyed (FSK) transceiver with fully integrated PA, developed for a variety of applications operating in the 2,4 to 2,485 GHz unlicensed ISM band. It is mode selectable for operation with digital cordless phones (DSSS or DECT) and higher data rate streaming applications like wireless audio and video. The device contains a dual-conversion, low-IF receiver with all channel selectivity on chip. IF filtering, IF gain and demodulation are performed on-chip, eliminating the need for any external IF filters or production tuning. A post detection filter and a data slicer are integrated to complete the receiver. The ML2730 includes an up-conversion mixer, a buffer/predriver and a power amplifier to produce typical output power of +21 dBm. A fully integrated fractional synthesiser is used in both receive and transmit modes.



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