RF1

Q1

Q4

RF2

A

B

Q2

Q3

GaAs SPST Switch

SW-259

V3.00

M/A-COM, Inc.

North America:

Tel. (800) 366-2266

s

Asia/Pacific: Tel. +81 3 3263 8761

s

Europe: Tel. +44 (1344) 869 595

Fax (800) 618-8883

Fax +81 3 3263 8769

Fax +44 (1344) 300 020

2

Specifications Subject to Change Without Notice.

Parameter

Max. Input Power

0.05 GHz

+27 dBm

0.5 – 2 GHz

+34 dBm

Control Voltage

+5V, -8.5V

Storage Temperature

-65°C to 150°C

1. Operation of this device above any one of these parameters may

cause permanent damage

2. When the RF Input power is applied to a terminated port, the

absolute maximum is +32 dBm.

2.0

1.5

1.0

0.5

0

0

0.5

1.0

1.5

2.0

2.5

FREQUENCY (GHz)

INSERTION LOSS vs FREQUENCY

Pin No.

Description

1

GND

2

A

3

B

4

GND

5

RF2

6

GND

7

GND

8

RF1

Pin Configuration

Control Inputs

Condition of Switch

A

B

RF STATE

1

0

On

0

1

Off

Truth Table

"0" – 0 – -0.2V @ 20 µA max.

"1" – -5V @ 20µA Typ to -8V @ 600 µA max.

Typical Performance

+25°C

90

80

70

60

50

40

30

20

10

0

0.5

1.0

1.5

2.0

2.5

FREQUENCY (GHz)

ISOLATION vs FREQUENCY

+85°C

+40°C

2.0

1.8

1.6

1.4

1.2

1.0

0

0.5

1.0

1.5

2.0

2.5

FREQUENCY (GHz)

VSWR vs FREQUENCY

Electrical Schematic

Functional Schematic

8

7

6

5

1

4

3

2

RF1 GND

GND

GND

GND RF2

A

B