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WirelessUSB™ LP star | Cypress Semiconductor

WirelessUSB™ LP star

This product is Not Recommended For New Designs. Visit our Wireless Connectivity home page to check out our new wireless products.

The WirelessUSB LP Star (CYRF6986) is the second-generation 2.4 GHz RF technology from Cypress’s WirelessUSB family. It offers unmatched robustness and up to 50 m connection range with up to 1 Mbps data rate.

WirelessUSB LP Star supports a range of enhanced features including best-in-class receiver sensitivity and link budget, reduced crystal start up, synthesizer setting, and link turnaround times. WirelessUSB LP Star contains a 2.4 GHz, 1 Mbps GFSK radio transceiver, 250 kbps DSSS baseband controller, packet data buffering, packet framer, Receiver Signal Strength Indication (RSSI), and SPI interface for data transfer and device configuration.

Wireless USB LP Star Block Diagram

Key Features

  • Extreme Connection Robustness: Supports both GFSK & DSSS, fast startup and fast channel changes
  • Extended Range: Up to 50 m range
  • Low Power: Sleep current less than 1 uA
  • Design Flexibility: Supports coin-cell operated applications, operating voltage from 1.8 V to 3.6 V
  • Multiple Data Rates: DSSS data rates at up to 255 kbps, GFSK data rate at up to 1 Mbps


  • Wireless Radio Controlled (R/C) Models and Toys
  • Wireless Keyboards and Mice
  • Consumer Electronics
  • Home Automation
  • Automatic Meter Readers
  • Personal Health and Entertainment