CYRF6936
WirelessUSB™ LP 2.4 GHz Radio SoC
Features
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Battery Voltage Monitoring Circuitry
Supports coin-cell operated applications
Operating voltage from 1.8V to 3.6V
Operating temperature from 0 to 70°C
Space saving 40-pin QFN 6x6 mm package
2.4 GHz Direct Sequence Spread Spectrum (DSSS) radio
transceiver
Operates in the unlicensed worldwide Industrial, Scientific,
and Medical (ISM) band (2.400 GHz to 2.483 GHz)
21 mA operating current (Transmit at –5 dBm)
Transmit power up to +4 dBm
Receive sensitivity up to –97 dBm
Sleep Current less than 1
μA
DSSS data rates up to 250 kbps, GFSK data rate of 1 Mbps
Low external component count
Auto Transaction Sequencer (ATS) - no MCU intervention
Framing, Length, CRC16, and Auto ACK
Power Management Unit (PMU) for MCU/Sensor
Fast Startup and Fast Channel Changes
Separate 16-byte Transmit and Receive FIFOs
AutoRate™ - dynamic data rate reception
Receive Signal Strength Indication (RSSI)
Serial Peripheral Interface (SPI) control while in sleep mode
4 MHz SPI microcontroller interface
Applications
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Wireless Keyboards and Mice
Wireless Gamepads
Remote Controls
Toys
VOIP and Wireless Headsets
White Goods
Consumer Electronics
Home Automation
Automatic Meter Readers
Personal Health and Entertainment
Applications Support
www.cypress.com
for development tools, reference
designs, and application notes.
Logic Block Diagram
V
BAT
L/D
V
REG
V
DD
V
CC
PACTL
Power Management
Data
Interface
and
Sequencer
DSSS
Baseband
& Framer
GFSK
Modulator
RF
P
RF
N
RF
BIAS
IRQ
SS
SCK
MISO
MOSI
SPI
RSSI
Xtal Osc
RST
XTAL XOUT
GND
GFSK
Demodulator
Synthesizer
Cypress Semiconductor Corporation
Document #: 38-16015 Rev. *I
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198 Champion Court
•
San Jose
,
CA 95134-1709
•
408-943-2600
Revised March 11, 2009
CYPRESS [ CYPRESS SEMICONDUCTOR ]
