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High Power GaAs SPDT Switch
SW-277
V3.00
Absolute Maximum Ratings
Pin Configuration
Pin No.
Description
GND, Thermal Contact
+V Supply
RF Common
GND, Thermal Contact
RF1
A
B
RF2
1
2
3
1
4
5
1
6
7
8
1
Control Inputs
Condition of Switch
RF Common to Each RF Port
A
1
0
B
0
1
RF1
Off
On
RF2
On
Off
Truth Table
Two Tone IP
3
Measurements
Supply &
Input
Control
Power
Voltage
(dBm)
0,5V
+27
0,6V
+27
0,7V
+27
0,8V
+27
0,10V
+27
0,5V
+28
0,6V
+28
0,7V
+28
0,8V
+28
0,10V
+28
0,5V
+29
0,6V
+29
0,7V
+29
0,8V
+29
0,10V
+29
0,5V
+30
0,6V
+30
0,7V
+30
0,8V
+30
0,10V
+30
1. Operation of this device above any one of these parameters may cause
permanent damage.
2. Thermal resistance is given for T
A
= 25°C. T
CASE
is the temperature of
leads 1 and 4.
Parameter
Absolute Maximum
Max. Input Power
0.5 – 2.0 GHz
5V Control and Supply
8V Control and Supply
10V Control and Supply
Power Dissipation
Supply Voltage
Control Voltage
Operating Temperature
Storage Temperature
Thermal Resistance
2
:
θ
jc = 87 °C/W
+37 dBm
+40 dBm
+42 dBm
1.0 W
-1V, +12V
-1V, Vsupply + 0.2V
-40°C to +85°C
-65°C to +150°C
"0" – 0 to +0.2V @ 20 μA max.
"1" – +5V @ 20 μA Typ to 10V @ 500 μA max.
3rd Order
Intermodulation
Products (dBc)
-32
-45
-58
-72
-72
-30
-40
-53
-64
-72
-28
-37
-49
-50
-50
-36
-46
-50
-50
-50
Second
Harmonic
(dBc)
-74
-77
-79
-79
-81
-69
-76
-78
-79
-80
-59
-74
-75
-75
-75
-67
-73
-75
-75
-75
(IP3
+43
+49.5
+56
+63
+63
+43
+48
+54.5
+60
+64
+43
+47.5
+53.5
+54
+54
+43
+48
+53
+55
+55
8
7
6
5
1
4
3
2
RFC
B
+V
GND
Thermal
Contact
RF2
A
GND
Thermal
Contact
RF1
Functional Schematic
INSERTION LOSS vs. FREQUENCY
FREQUENCY (GHz)
L
2.0
1.5
1.0
0.5
0
0
0.5
1.0
1.5
2.5
+85°C
+25°C
-40°C
2.0
ISOLATION
VS
FREQUENCY
FREQUENCY (GHz)
I
80
70
60
40
20
0
0
0.5
1.0
1.5
2.5
50
30
10
2.0
VSWR vs. FREQUENCY
FREQUENCY (GHz)
V
2.0
1.8
1.6
1.4
1.0
0
0.5
1.0
1.5
2.0
1.2
COMPRESSION
VS
CONTROL VOLTAGE (900MHz)
CONTROL VOLTAGE (Volts)
40
35
30
25
10
3.0
4.0
5.0
6.0
10.0
20
15
7.0
8.0
9.0
1.0 dB Compression
0.1 dB Compression
C
Typical Performance
1. External DC blocking capacitors required
on all RF ports.
M/A-COM, Inc.
North America:
Tel. (800) 366-2266
Fax (800) 618-8883
I
Asia/Pacific: Tel. +81 3 3263 8761
Fax +81 3 3263 8769
I
Europe: Tel. +44 (1344) 869 595
Fax +44 (1344) 300 020
2
Specifications Subject to Change Without Notice.