CYRF6986 WirelessUSB LPstar 2.4 GHz Radio SoC WirelessUSB LPstar 2.4 GHz Radio SoC Simple Development Features Auto transaction sequencer (ATS): Enables MCU to sleep 2.4 GHz direct sequence spread spectrum (DSSS) radio trans- longer ceiver Framing, length, CRC16, and auto ACK Operates in the unlicensed worldwide Industrial, Scientific, and Medical (ISM) band (2.400 GHz to 2.483 GHz) Separate 16-byte transmit and receive FIFOs On Air compatible with second generation radio Receive signal strength indication (RSSI) WirelessUSB LP and PRoC LP Serial peripheral interface (SPI) control while in sleep mode Pin-to-pin compatible with WirelessUSB LP except the Pin30 4 MHz SPI microcontroller interface and Pin37 BOM Savings Low Power Low external component count Operating current: 21 mA (transmit at 5 dBm) Battery voltage monitoring circuitry Sleep current less than 1 A Small footprint 40-pin QFN (6 mm 6 mm) Operating voltage: 2.7 V to 3.6 V Fast startup and fast channel changes Applications Supports coin-cell operated applications Wireless keyboards and mice Reliable and Robust Presentation tools Receive Sensitivity typical 90 dBm Wireless gamepads AutoRate dynamic data rate reception Remote controls Enables data reception for any of the supported bit rates Toys automatically. DSSS (250 Kbps), GFSK (1 Mbps) Fitness Operating Temperature: 0 C to 70 C Applications Support Closed-loop frequency synthesis for minimal frequency drift See www.cypress.com for development tools, reference designs, and application notes. Logic Block Diagram RF GFSK P RF Modulator N Data DSSS RF BIAS Interface Baseband IRQ and Frequency & Framer SS Sequencer Synthesizer SCK SPI MISO MOSI GFSK Demodulator RSSI Power Management RST V V V GND BAT DD CC Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600 Document Number: 001-66073 Rev. *F Revised May 19, 2017 Not recommended for new designsCYRF6986 Contents Functional Description .....................................................3 Absolute Maximum Ratings .......................................... 12 Pinouts ..............................................................................3 Operating Conditions ..................................................... 12 Pin Definitions ..................................................................3 DC Characteristics ......................................................... 12 Functional Overview ........................................................4 AC Characteristics ......................................................... 13 Data Transmission Modes ...........................................4 SPI Interface .............................................................. 13 Link Layer Modes ........................................................4 RF Characteristics .......................................................... 14 Packet Buffers .............................................................5 Typical Operating Characteristics ................................ 16 Auto Transaction Sequencer (ATS) ............................5 AC Test Loads and Waveforms for Digital Pins .......... 18 Functional Block Overview ..............................................5 Ordering Information ...................................................... 19 2.4 GHz Radio .............................................................5 Ordering Code Definitions ......................................... 19 Frequency Synthesizer ................................................6 Package Diagram ............................................................ 20 Baseband and Framer .................................................6 Acronyms ........................................................................21 Packet Buffers and Document Conventions ................................................. 21 Radio Configuration Registers ............................................6 Units of Measure ....................................................... 21 SPI Interface ................................................................6 Document History Page ................................................. 22 Interrupts .....................................................................8 Sales, Solutions, and Legal Information ...................... 23 Clocks ..........................................................................8 Worldwide Sales and Design Support ....................... 23 Power Management ....................................................8 Products ....................................................................23 Low Noise Amplifier and PSoC Solutions ...................................................... 23 Received Signal Strength Indication ...................................8 Cypress Developer Community ................................. 23 Application Example ........................................................9 Technical Support ..................................................... 23 Registers .........................................................................11 Document Number: 001-66073 Rev. *F Page 2 of 23 Not recommended for new designs