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Preliminary specifications subject to change without notice

Filtronic Compound Semiconductors Ltd

Contact Details (UK): Tel: +44 (0) 1325 301111 Fax: +44 (0) 1325 306177 Email: sales@filcs.com

Contact Details (USA): Tel: +1 (408) 850 5790

Fax: +1 (408) 850 5766

Website: www.filcs.com

FMS2007

DC-6GHz DPDT Diversity Switch

Features:

♦ Low Insertion loss

♦ Low Harmonic Distortion

♦ High Transmit-Receive Isolation

♦ Suitable for WLAN 802.11a and 802.11b/g

Applications

♦ Filtronic Advanced GaAs pHEMT

Technology

Description and Applications:

The FMS2007 is a low loss linear Double-Pole Double-Throw dual band diversity switch designed for

use in WLAN applications. Typical applications are for UNII, Hiperlan, 802.11a and 802.11b/g

systems that employ two antennas for transmit and receive diversity.

Parameter

Test Conditions

Min

Typ

Max

Units

Insertion Loss

2.4GHz

0.9

1.1

dB

Insertion Loss

6GHz

1.3

1.5

dB

Return Loss

2.4GHz

16

dB

Return Loss

6GHz

12

dB

Tx-Rx Isolation

2.4GHz

27

39

dB

Tx-Rx Isolation

6GHz

27

28

dB

2nd Harmonic Level

2.4, 6 GHz, Pin = 20dBm, Vctrl = 2.4V

-70

dBc

3rd Harmonic Level

2.4, 6 GHz, Pin = 20dBm, Vctrl =2.4V

-70

dBc

Switching speed

Vctrl=2.4V, Pin=20dBm

10% to 90% RF and 90% to 10% RF

30

ns

Note: External DC blocking capacitors are required on all RF ports (typ: 47pF).

All unused ports terminated in 50

Ω.

Functional Schematic

V4

TX

V3

ANT1

ANT2

V1

RX

V2