Matched GaAs SP4T Switch

5 - 2000 MHz

SW-254

M/A-COM, Inc.

North America:

Tel. (800) 366-2266

s

Asia/Pacific: Tel. +81 (03) 3226-1671

s

Europe: Tel. +44 (1344) 869 595

Fax (800) 618-8883

Fax +81 (03) 3226-1451

Fax +44 (1344) 300 020

1

Specifications Subject to Change Without Notice.

V2.00

Features

Low Insertion Loss, 1.0 dB Typical

Fast Switching Speed, 20 ns Typical

Ultra Low DC Power Consumption, 0.3 mA Typical

Integral TTL Driver

Frequency Range

5-2000 MHz

Insertion Loss

5-2000 MHz

2.1 dB Max

5-1000 MHz

1.6 dB Max

5-500 MHz

1.4 dB Max

VSWR

5-2000 MHz

2.3:1 Max

5-1000 MHz

1.8:1 Max

5-500 MHz

1.4:1 Max

Isolation

5-2000 MHz

35 dB Min

5-1000 MHz

36 dB Min

5-500 MHz

42 dB Min

Operating Characteristics

Impedance

50 Ohms Nominal

Switching Characteristics

Trise, Tfall

7 ns

Ton, Toff (50% CTL to 90/10% RF)

20 ns

Transients (In-Band)

80 mV

Input Power for 1 dB Compression

500-2000 MHz

+27 dBm Typ

50 MHz

+21 dBm Typ

Intermodulation Intercept Point

(for two-tone input power up to +13 dBm)

Intercept Points

IP2

IP3

500-2000 MHz

+68

+46

dBm Typ

50 MHz

+60

+40

dBm Typ

Bias Power

+5 VDC @ 0.30 mA Typ, 1 mA Max

Environmental

MIL-STD-883 screening available.

* All specifications apply when operated with bias voltage of +5 VDC

and 50 ohm impedance at all RF ports.

q

q

q

q

Truth Table

Control Input

Condition of Switch

“1” = Logic High

RF Common To Each RF Port

TTL

CTL1 CTL2 CTL3

CTL4

RF1

RF2

RF3

RF4

1

0

0

0

ON

OFF

OFF

OFF

0

1

0

0

OFF

ON

OFF

OFF

0

0

1

0

OFF

OFF

ON

OFF

0

0

0

1

OFF

OFF

OFF

ON

DI-5

Schematic

RF 4

GND

GND

RF COMMON

GND

GND

GND

RF 1

RF 3

CTL 4

CTL 3

CTL 2

CTL 1

+VDC

NC

RF 2

Ordering Information

Model No.

Package

SW-254 PIN

Dual Inline

Dimensions in ( ) are in mm.

Unless Otherwise Noted: .xxx = ±0.010 (.xx = ±0.25)

.xx = ±0.02 (.x = ±0.5)

WEIGHT (APPROX.):

0.26 OUNCES

73 GRAMS