Preliminary Data Sheet

1.0

FMS2002 ES1

SP3T Reflective pHEMT MMIC Switch

FMS2002 ES1

Description

The FMS2002 is a linear high power Single-Pole Three-Throw MMIC

Antenna Switch designed for use in Dual-band handsets GSM900 and

GSM1800/1900 combinations. The switch is designed with one antenna

Features

· Low insertion loss (0.5dB @ 900 MHz)

· Operation down to 2V control

· 3 control lines. Single positive voltage supply

· Low harmonics (Typical -73dBc at Pin=+34.5dBm)

· High Isolation (30 dB @ 900 MHz)

Parameter

Symbol

Condition

Min.

Typ.

Max.

Unit

1

0.45

dB

2

0.55

dB

Insertion Loss

IL

3

0.5

dB

1

35

dB

Isolation –

RF – Ant on.

ISO

2

26

dB

S11

S11

1

-25

dB

S11

S11

2

-18

dB

2fo

3

-74

dBc

Harmonics

3fo

3

-73

dBc

Leakage Current - Tx

3

2.9

mA

Leakage Current – Rx

3

3.2

mA

Condition

1

Small signal, DC – 1GHz, Vctrl = 2.7V/0V

2

Small signal, 1-2 GHz, Vctrl = 2.7V/0V

3

Input power=34.5dBm, EGSM Tx 880-915MHz, Vctrl=2.7V/0V

GaAs MMIC’s are ESD sensitive devices. Special handling precautions are required.

Truth Table

Control Voltage

Operation

Vctrl 1

Vctrl 2

Vctrl 3

RF1-Ant

HIGH

0

0

RF2-Ant

0

HIGH

0

RF3-Ant

0

0

HIGH

Control values

Control

Min

Typ.

Max

Unit

High

-

2.7

-

V

Low

-

0.0

-

V

Preliminary specifications subject to change without notice

Filtronic Compound Semiconductors Ltd, Heighington Lane Business Park, Newton Aycliffe, Co Durham. DL5 6JW.