CYRF9935

CYRF9935 WirelessUSB™ NX 2.4 GHz Low Power Radio WirelessUSB™ NX 2.4 GHz Low Power Radio Key Features ■ RF channel – 126 (2400 MHz~2525 MHz) ■ Programmable Data Rate – 2 Mbps/250 Kbps ■ Power Supply Range – 1.9 V to 3.6 V ■ Ultra low power operation ❐ TX Current 12 mA at 0 dBm output power ❐ RX Current 15 mA at 2 Mbps data rate ❐ RX Current 14 mA at 250 Kbps data rate ❐ Idle current 26 µA (Idle-I mode) ❐ Sleep current 900 nA ■ Programmable TX Output Power: ❐ +4 dBm ❐ 0 dBm ❐ –8 dBm ❐ –14 dBm ❐ –20 dBm ■ Sensitivity (0.1%BER): ❐ –93 dBm at 250 kbps ❐ –82 dBm at 2 Mbps ■ Digital RSSI ■ Programmable Payload length – 1 to 32 bytes Block Diagram SPI_nSS SCK MISO MOSI IRQ MODE Baseband TX FIFO SPI Baseband Engine (Framer) Register Map RX FIFO ■ Programmable Multi-Level FIFO ❐ 3 Levels of 32 bytes each ❐ 6 Levels of 16 bytes each ■ Automatic Packet Acknowledgement ■ Automatic Packet Resend ■ 8/16 bit hardware C...