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Texas Instruments CC8530RHAR RF Transceiver$5.44
CC8530RHAR Description Datasheet Frequency 2.4GHz Data Rate - Maximum 5Mbps Modulation or Protocol - Applications Audio Systems Power - Output 11dBm Sensitivity -87dBm Voltage - Supply 2 V ~ 3.6 V Current - Receiving - Current - Transmitting - Data Interface PCB Surface Mount Memory Size - Antenna Connector PCB Surface Mount Operating Temperature -40C ~ 85C