Matched GaAs SP4T Switch
5 - 2000 MHz
Features
q
q
q
q
SW-261
V2.00
7 EQUAL SPACES
@ 0.100 (2.54)
TOLERANCE
NON-CUMULATIVE
FP-17
Low Insertion Loss, 1.0 dB Typical
Fast Switching Speed, 20 ns Typical
Ultra Low DC Power Consumption, 0.3 mA Typical
Integral TTL
0.150
(3.81) TYP
0.325
(8.26)
MIN
RF1
RF
RF4
0.80
(20.32)
Guaranteed Specifications *
(From -55°C to +85°C)
Frequency Range
Insertion Loss
5-2000 MHz
5-1000 MHz
5- 500 MHz
5-2000 MHz
5-1000 MHz
5- 500 MHz
5-2000 MHz
5-1000 MHz
5- 500 MHz
5-2000 MHz
2.1 dB Max
1.6 dB Max
1.4 dB Max
2.5:1 Max
1.8:1 Max
1.4:1 Max
35 dB Min
36 dB Min
42 dB Min
PIN 1
VSWR
RF2
ODD
COLORED
BEAD
+ 1
2
3 4 RF3
Isolation
PIN 16
Operating Characteristics
Impedance
Switching Characteristics
Trise, Tfall
Ton, T off (50% CTL to 90/10%RF)
Transients (In-Band)
Input Power for 1 dB Compression
500-2000 MHz
50 MHz
Intermodulation Intercept Point
(for two-tone input power up to +13 dBm)
Intercept Points
IP2
IP3
500-2000 MHz
+68
+46
50MHz
+60
+40
Bias Power
+5 VDC @ 0.30 mA Typ, 1 mA Max
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.
(TTL)
7 ns Typ
20 ns Typ
80 mV Typ
+27dBm Typ
+21dBm Typ
50 Ohms Nominal
0.015
±
0.005
(0.38
±
.13)
DIA 16 PLACES
1.00
(25.40)
(0.150)
(3.81)
MAX
0.067
(1.70)
Dimensions in ( ) are in mm.
Unless Otherwise Noted:.xxx = ±0.010 (.xx = ±0.25)
.xx = ±0.02 (.x = ±0.5)
WEIGHT (APPROX.): 0.21 OUNCES 6 GRAMS
Ordering Information
dBm Typ
dBm Typ
Model No.
SW-261 PIN
Package
Flatpack
Specifications Subject to Change Without Notice.
M/A-COM, Inc.
North America:
Tel. (800) 366-2266
Fax (800) 618-8883
s
1
Asia/Pacific: Tel. +81 (03) 3226-1671
Fax +81 (03) 3226-1451
s
Europe: Tel. +44 (1344) 869 595
Fax +44 (1344) 300 020
Matched GaAs SP4T Switch
SW-261
V2.00
Truth Table
Control Input
“1” = Logic High
CTL1 CTL2 CTL3 CTL4
1
0
0
0
0
1
0
0
0
0
1
0
0
0
0
1
Condition of Switch
RF Common To
Each RF PORT
RF1 RF2 RF3 RF4
ON OFF OFF OFF
OFF ON
OFF OFF
OFF OFF ON
OFF
OFF OFF OFF ON
Schematic
Typical Performance
INSERTION LOSS
2.0
2.0
1.8
VSWR
+85°C
LOSS (dB)
1.5
VSWR
2.0
1.6
1.4
1.2
1.0
-55°C
0.5
+25°C
0.0
0.005
0.5
1.0
1.5
1.0
0.005
0.5
1.0
1.5
2.0
FREQUENCY (GHz)
ISOLATION
80
ISOLATION (dB)
70
60
50
40
30
20
0.005
0.5
1.0
1.5
2.0
Specifications Subject to Change Without Notice.
2
North America:
Tel. (800) 366-2266
Fax (800) 618-8883
s
M/A-COM, Inc.
Asia/Pacific: Tel. +81 (03) 3226-1671
Fax +81 (03) 3226-1451
s
Europe: Tel. +44 (1344) 869 595
Fax +44 (1344) 300 020
