PRELIMINARY

WirelessUSB LR™ Radio Module

CYWM6935

Cypress Semiconductor Corporation

•

198 Champion Court

•

San Jose

•

408-943-2600

Document #: 38-16013 Rev. *A

Revised October 10, 2006

1.0

Features

• The CYWM6935 LR

™ 2.4-GHz DSSS Radio SoC Module

includes radio (CYWUSB6935) , antenna, and all external

components

• Complete Radio Module with Dual PCB Trace Antennas

• Operates in the unlicensed Industrial, Scientific, and Medi-

cal (ISM) band (2.4 GHz–2.483 GHz)

• –95-dBm receive sensitivity

• Up to 0-dBm output power

• Range of up to 50 meters or more

• Data throughput of up to 62.5 kbits/sec

• SPI microcontroller interface (up to 2 MHz data rate)

• Operating voltage from 2.7V to 3.6V

• Small PCBA Design: 0.95” (23.75 mm) by 0.95” (23.75 mm)

by 0.212” (5.3 mm) (L x W x H)

• FCC Modular Approval Grant to meet FCC Part 15, EN 300

328-1, EN 301 489-1, and Industry Canada RSS-210 stan-

dards

• An FCC Module Approval (MA) Grant provides customers

significant cost savings, by allowing customers to adopt the

CYWM6935 FCC ID into their own products

2.0

Functional Description

The CYWM6935 WirelessUSB LR

™ Radio Module offers a

complete radio module solution for integration into existing or

new 2.4-GHz products.

The CYWM6935 is tested for functional operation and is

FCC/ETSI(EU)/Industry pre-certified. The module is supplied

with dual integrated PCB trace antennas.

The CYWM6935 is available in a small PCBA design and can

be mounted horizontally to the device PCB via a 12-pin

header. The pin-out of the header is shown in Figure 5-1.

3.0

Applications

• Consumer / PC

— Locator Alarms

— Presenter Tools

— Remote Controls

—Toys

• Building/Home Automation

— Climate Control

— Lighting Control

— Smart Appliances

— On-Site Paging Systems

— Alarm and Security

• Industrial Control

— Inventory Management

— Factory Automation

— Data Acquisition

— Automatic Meter Reading (AMR)

• Transportation

— Diagnostics

— Remote Keyless Entry

WirelessUSB LR

CYWUSB6935 Silicon

Vcc

13MHz

Crystal

RFOUT

RFIN

PCB Trace

Antenna

CYWUSB6935

3.9 nH

10

12-pin

2mm

header

1.8 pF

10 pF

PCB Trace

Antenna

CYWUSB6935

Vcc

Bypass capacitors

CYWM6935 Module

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