M A COM SW-241 Datasheet

Matched GaAs SP3T Switch
5 - 2000 MHz

Features

●

Low Insertion Loss, 1.0 dB Typical

●

Fast Switching Speed, 20 ns Typical

●

Ultra Low DC Power Consumption, 0.22mA Typical

●

Integral TTL Driver

Guaranteed Specifications* (-55°C to +85°C)

Frequency Range 5-2000 MHz
Insertion Loss

VSWR

Isolation

Operating Characteristics

Impedance 50 Ohms Nominal
Switching Characteristics (TTL)

t

RISE, tFALL 7 ns

t

ON, 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 Pt.
(for two-tone input power up to +13 dBm)

Intercept Points IP
500-2000 MHz +68 +46 dBm Typ

50 MHz +60 +40 dBm Typ

Bias Power

Environmental
MIL-STD-883 screening available.

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

and 50 ohm impedance at all RF ports.

5-2000 MHz 2.5 dB Max
5-1000 MHz 1.7 dB Max
5-500 MHz 1.4 dB Max

5-2000 MHz 2.0:1 Max
5-1000 MHz 1.6:1 Max
5-500 MHz 1.4:1 Max

5-2000 MHz 35 dB Min
5-1000 MHz 45 dB Min
5-500 MHz 55 dB Min

IP

2

3

+5 VDC @ 0.22 mA typ mA Max

SW-241

DI-5

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

WEIGHT (APPROX.): 0.26 OUNCES 73 GRAMS

Truth Table

Control Input Condition of Switch

“1” = Logic High (TTL) RF Common to Each RF Port
CTL1 CTL2 CTL3 RF1 RF2 RF3

1 0 0 ON OFF OFF
0 1 0 OFF ON OFF
0 0 1 OFF OFF ON

Schematic

GROUND
GROUND

GROUND

RF COMMON

GROUND
GROUND
GROUND

RF1

.xx =± 0.02 (.x = ± 0.5)

50

50

50

RF3
GROUND
CONTROL 3
CONTROL 2

CONTROL 1
+ VDC

NC

RF2

V2.00

M/A-COM, Inc.

Specifications Subject to Change Without Notice.

North America: Tel. [phone] ■ Asia/Pacific: Tel. [phone] ■ Europe: Tel. [phone]

Fax [phone] Fax [phone] Fax [phone]

1

Matched GaAs SP3T Switch

Typical Performance

INSERTION LOSS

2.0

SW-241

V2.00

V2.00

1.5

1.0

0.5

LOSS (dB)

0

0.005

ISOLATION

80

70

60

50

40

ISOLATION (dB)

30
20

0.005

VSWR

2.0

0.5

0.5

+85°C

-55°C

1.0

1.0

1.5

1.5

+25°C

2.0

2.0

1.8

1.6

VSWR

1.4

1.2

1.0

0.005

2

0.5

Specifications Subject to Change Without Notice.

1.0

FREQUENCY GHz

1.5

2.0

M/A-COM, Inc.

North America: Tel. [phone] ■ Asia/Pacific: Tel. [phone] ■ Europe: Tel. [phone]

Fax [phone] Fax [phone] Fax [phone]