Skyworks Solutions, Inc. [978] 241-7000
Fax [978] 241-7906
Email sales@skyworksinc.com
www.skyworksinc.com
1
Specifications subject to change without notice. 3/99A
Parameter
Condition
Frequency
Min.
Typ.
Max.
Unit
Switching Characteristics
5
Rise, Fall (10/90% or 90/10% RF)
3
ns
On, Off (50% CTL to 90/10% RF)
6
ns
Video Feedthru
20
mV
Input Power for 1 dB Compression
0.52.0 GHz
+24
dBm
Intermodulation Intercept Point (IP3)
For Two-tone Input Power +13 dBm
0.52.0 GHz
+43
dBm
Control Voltages
V
Low
= 0 to -0.2 V @ 20 A Max.
V
High
= -5 V @ 20 A to -9 V @ 200 A Max.
GaAs IC SPST Switch
Non-Reflective DC2.5 GHz
Features
High Isolation (45 dB @ 0.9 GHz)
Reflective Open, J
1
Port
Non-Reflective, J
2
Port
Low Cost SOIC-8 Plastic Package
SOIC-8
AS159-12
Description
The AS159-12 is a non-reflective SPST switch designed
for low cost, low power commercial applications. Ideal for
use as building blocks for high isolation multi-throw
switches.
Parameter
1
Frequency
2
Min.
Typ.
Max.
Unit
Insertion Loss
3
DC0.5 GHz
0.8
1.0
dB
DC1.0 GHz
0.9
1.2
dB
DC2.5 GHz
1.0
1.4
dB
Isolation
DC0.5 GHz
50
55
dB
DC1.0 GHz
45
47
dB
DC2.5 GHz
30
34
dB
VSWR
4
DC1.0 GHz
1.3:1
1.5:1
DC2.0 GHz
1.5:1
1.7:1
DC2.5 GHz
1.8:1
2.0:1
Electrical Specifications at 25C (0, -5 V)
0.049
(1.24 mm)
0.016
(0.41 mm)
0.016 MAX.
(0.41 mm) x
45 CHAMFER
PIN 1
0.197 (5.00 mm)
0.189 (4.80 mm)
0.068
(1.73 mm) MAX.
0.010 (0.25 mm)
0.004 (0.10 mm)
0.010 (0.25 mm)
0.007 (0.17 mm)
0.158 (4.00 mm)
0.150 (3.80 mm)
8
MAX.
0.020 (0.51 mm) MAX.
0.244 (6.20 mm)
0.228 (5.80 mm)
0.050 (1.27 mm) BSC
PIN 8
PIN 1
INDICATOR
Operating Characteristics at 25C (0, -5 V)
1. All measurements made in a 50
system, unless otherwise specified.
2. DC = 300 kHz.
3. Insertion loss changes by 0.003 dB/C.
4. Insertion loss state and J
2
port.
5. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth.
2
Skyworks Solutions, Inc. [978] 241-7000
Fax [978] 241-7906
Email sales@skyworksinc.com
www.skyworksinc.com
Specifications subject to change without notice. 3/99A
GaAs IC SPST Switch Non-Reflective DC2.5 GHz
AS159-12
1.2
1.0
0.8
0.6
0.4
0.2
DC
1
2
3
Frequency (GHz)
Insertion Loss vs. Frequency
dB
85C
25C
-40C
Frequency (GHz)
VSWR vs. Frequency
2.5
2.2
1.9
1.6
1.3
1.0
DC
1
2
3
Frequency (GHz)
Isolation vs. Frequency
dB
70
60
50
40
30
20
DC
2
1
3
Typical Performance Data (0, -5 V)
GND
GND
J
1
GND
J
2
GND
V
1
V
2
12
3
4
87
6
5
50
Characteristic
Value
RF Input Power
2.5 W > 500 MHz 0/-8 V,
0.5 W @ 50 MHz 0/8 V
Control Voltage
+0.2 V, -10 V
Operating Temperature
-40C to +85C
Storage Temperature
-65C to +150C
JC
25C/W
Absolute Maximum Ratings
Note: Exceeding these parameters may cause irreversible damage.
V
1
V
2
J
1
J
2
-5
0
Insertion Loss
0
-5
Isolation
Truth Table
Pin Out
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