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CY3271 RF Expansion Users Manual 

 

 

Cypress Semiconductor

                       

PBCY3271  

198 Champion Court 
San Jose, CA  95134 

Page 1 of 3 

http://www.cypress.com

 

Features 

  The CY3271 is a RF enabled kit that allows users to easily 

evaluate Cypress chips and development systems.  The 
CY3271 features the Star Network Protocol and the 
CYRF8C7936 2.4-GHz Direct Sequence Spread Spectrum 
(DSSS)  radio  and an integrated PA. 

  Operates in the unlicensed worldwide Industrial, Scientific 

and Medical (ISM) band, 2.400–2.483 GHz, up to 0dBm and 
2.412-2.460 GHz at +20dBm (PA enabled) 

  Less than 240 mA operating current ( Transmit @ 20 dBm) 

  Transmit power up to +20 dBm (EU/Japan limited to 

+10dBm) 

  Receive sensitivity up to –93 dBm  

  Sleep Current < 10 

μ

  Operating range of up to 1km or more. 

  DSSS data rates up to 250 kbps, GFSK data rate of 1 Mbps 

  Auto Transaction Sequencer (ATS) - no micro controller 

intervention 

  Features the Star Network Protocol and LP Radio User 

modules. 

  Operating voltage from 1.8 to 3.1 volts 

 Operating 

temperature from 0 to 70°C  

Functional Description 

The Cypress CY3271 First Touch kit offers easy to use   

The CY3271 is tested for functional operation and is FCC/ETSI 
(EU)/Industry Canada Japan certified.  

 

 

 

 

 

Applications  

 

PC Human Interface Devices (HID) 

 Wireless 

Gamepads 

 Remote 

Control 

 

White Goods (Smart Appliances) 

  Window unit air conditioners 

 

Consumer 

  Sports and Leisure Equipment 

 Remote 

Controls 

 Locator 

Alarms 

 Toys 

 

Building/Home Automation 

  Automatic Meter Readers (AMR) 

 On-Site 

Paging 

Systems 

  Garage door opener 

  Alarm and Security 

 Lighting 

Control 

 Climate 

Control 

 Fan 

Control 

 

Industrial Control 

 Point-of-sale 

systems 

 Factory 

Automation 

 Data 

Acquisition 

 
 
 
 
 
 

 
 

            

Ordering Information 

Part Number 

Description 

Temperature 

CY3271_A 

FirstTouch RF kit, RF Expansion 

0 to 50ºC 

 

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