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PRoC LPstar | Cypress Semiconductor

PRoC LPstar

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

PRoC LP Star (CYRF69303, CYRF69313) is a radio System-on-Chip (SoC) device providing a complete RF system solution with a single device and a few discrete components.  The solution is intended to drastically reduce the time to market and the Bill-of-Materials (BOM) cost of wireless designs while providing excellent robustness and up to 50 m connection range with up to 1 Mbps data rate.

Integrating a 2.4 GHz, 1 Mbps GFSK radio transceiver, DSSS baseband controller, a powerful 8-bit microcontroller, 8 kB flash for user firmware code, and 256 byte of RAM, PRoC LP is designed to implement low cost wireless systems operating in the worldwide 2.4 GHz ISM frequency band.
PRoC LP Star Block Diagram

Key Features

  • Reduced Time to Market: Incorporates 8-bit, flash-based USB peripheral MCU function and 2.4 GHz radio transceiver function in a single device
  • Powerful MCU: 256 bytes of SRAM, 8 kB of flash memory, 16-bit timer, 12-bit programmable timer, capable of supporting most wireless applications
  • Low BOM Cost: Integrated boost regulator, GPIOs that require no external components
  • Extended Range: Up to 50 m range
  • Excellent Radio Performance: Supports all radio features of WirelessUSB™ LP Star


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