1 of 9

Optimum Technology Matching® Applied

GaAs HBT

InGaP HBT

GaAs MESFET

SiGe BiCMOS

Si BiCMOS

SiGe HBT

GaAs pHEMT

Si CMOS

Si BJT

GaN HEMT

Functional Block Diagram

RF MICRO DEVICES®, RFMD®, Optimum Technology Matching®, Enabling Wireless Connectivity™, PowerStar®, POLARIS™ TOTAL RADIO™ and UltimateBlue™ are trademarks of RFMD, LLC. BLUETOOTH is a trade-

mark owned by Bluetooth SIG, Inc., U.S.A. and licensed for use by RFMD. All other trade names, trademarks and registered trademarks are the property of their respective owners. ©2006, RF Micro Devices, Inc.

Product Description

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or customerservice@rfmd.com.

Ordering Information

BiFET HBT

LDMOS

1

2

3

8

7

6

5

4

9

10

BT

GND

Rx

C_Tx

ANT

Vdd

RF5840

11b/g/n WiFi SP3T SWITCH

2.4GHz to 2.5GHz ISM band. The RF5840 is capable of switching between WiFi

Rx/Tx and Bluetooth Rx/Tx operations. This switch can also be placed in WiFi and

Bluetooth receive modes simultaneously with a slight increase in insertion loss. The

RF5840 is provided in a QFN, 10-pin, 1.75mm x 1.75mm x 0.5mm Pb-Free pack-

age. This device meets or exceeds the RF switch needs of IEEE802.11b/g/n RF sys-

tems.

Features



Low Switch Control Voltage

1.5V Minimum



Low Insertion Loss 0.8dB

Applications



EEE802.11b/g/n WiFi

Applications



Combination Devices



Mobile Devices



Tablets



Consumer Electronics



Gaming



Netbooks and Notebooks



TV, Monitors, and Video

DS120516



Package: QFN, 10-Pin, 1.75mm x 1.75mm x 0.5mm

RF5840

11b/g/n WiFi

SP3T Switch

RF5840SB

Standard 5-Piece Bag

RF5840

Standard 25-Piece Bag

RF5840SR

Standard 100-Piece Bag

RF5840TR7

Standard 2500-Piece Reel (7”)

RF5840PCBK-410

Fully Assembled Evaluation Board