CYWUSB6935-48LTXC

CYWUSB6935 WirelessUSB LR 2.4 GHz DSSS Radio SoC WirelessUSB LR 2.4 GHz DSSS Radio SoC 13-MHz input clock operation Features Low standby current < 1 A 2.4-GHz radio transceiver Integrated 30-bit Manufacturing ID Operates in the unlicensed Industrial, Scientific, and Medical (ISM) band (2.4 GHz to 2.483 GHz) Operating voltage from 2.7 V to 3.6 V Receive sensitivity: 95 dBm Operating temperature from 40 C to 85 C Up to 0 dBm output power Offered in a small footprint 48-pin QFN Range of up to 50 meters or more Functional Description Data throughput of up to 62.5 kbits/sec The CYWUSB6935 transceiver is a single-chip 2.4 GHz DSSS Highly integrated low cost, minimal number of external Gaussian Frequency Shift Keying (GFSK) baseband modem components required radio that connects directly to a microcontroller via a simple serial peripheral interface. Dual direct sequence spread spectrum (DSSS) reconfigurable baseband correlators The CYWUSB6935 is offered in an industrial temperature range 48-pin QFN and a commercial temperature range 48-pin QFN. SPI microcontroller interface (up to 2 MHz data rate) Logic Block Diagram CYWUSB6935 DIOVAL DIO GFSK DSSS RFOUT SERDES Modulator IRQ Baseband A A SS SCK DSSS Digital MISO SERDES Baseband MOSI GFSK B B RFIN Demodulator RESET PD Synthesizer Cypress Semiconductor Corporation 198 Champion Court San Jose, CA 95134-1709 408-943-2600 Document Number: 38-16008 Rev. *H Revised September 25, 2013 Not Recommended for New Designs X13IN X13 X13OUTCYWUSB6935 Contents Applications ......................................................................3 DC Characteristics ......................................................... 26 14 Applications Support ...................................................3 AC Characteristics ..................................................... 27 Functional Overview ........................................................3 Radio Parameters ..................................................... 29 2.4 GHz Radio .............................................................3 Power Management Timing ...................................... 30 GFSK Modem ..............................................................3 Typical Operating Characteristics ............................. 32 Dual DSSS Baseband .................................................3 Ordering Information ...................................................... 35 Serializer/Deserializer (SERDES) ...............................4 Ordering Code Definitions ......................................... 35 Application Interfaces ..................................................4 Package Diagram ............................................................ 36 Clocking and Power Management ..............................4 Acronyms ........................................................................37 Receive Signal Strength Indicator (RSSI) ...................4 Document Conventions ................................................. 37 Application Interfaces ......................................................4 Units of Measure ....................................................... 37 SPI Interface ................................................................4 Document History Page ................................................. 38 DIO Interface ...............................................................6 Sales, Solutions, and Legal Information ...................... 39 Interrupts .....................................................................6 Worldwide Sales and Design Support ....................... 39 Application Examples ......................................................7 Products ....................................................................39 Register Descriptions ......................................................8 PSoC Solutions ...................................................... 39 Pin Definitions ................................................................24 Cypress Developer Community ................................. 39 Absolute Maximum Ratings ..........................................26 Technical Support ..................................................... 39 Operating Conditions .....................................................26 Document Number: 38-16008 Rev. *H Page 2 of 39 Not Recommended for New Designs