Alpha Industries, Inc. [781] 935-5150
Fax [617] 824-4579
Email sales@alphaind.com
www.alphaind.com
1
Specifications subject to change without notice. 2/01A
PHEMT GaAs IC High Power
SP4T Switch 0.12.5 GHz
Features
s
4 Symmetric RF Paths
s
Positive Voltage Control
s
High IP3
s
Excellent Harmonic Performance
s
Handles GSM Power Levels
s
Available in MLF-16 (4 x 4 mm) Package
MLF-16 (4 x 4 mm)
AS192-300
12
MAX.
0.148
(3.75 mm)
BSC
PIN 1
INDICATOR
16
1
2
3
0.157
(4.00 mm)
BSC
0.157 (4.00 mm) BSC
0.148
(3.75 mm)
BSC
SEATING
PLANE
0.001
(0.025 mm)
0.001
(0.025 mm)
0.039 (1.00 mm) MAX.
0.067 (1.70 mm)
0.006 (0.15 mm)
16
0.026 (0.65 mm) BSC
0.078 (1.95 mm) REF.
1
2
0.078
(1.95 mm) REF.
3
0.067 (1.70 mm)
0.006 (0.15 mm)
Description
The AS192-300 is a reflective SP4T switch. It is an ideal
switch for higher power applications. It can be used for
GSM dual band handset applications where both low loss,
low current and small size are critical parameters.
Parameter
Frequency
Min.
Typ.
Max.
Unit
Insertion Loss
Ant-J
1
, J
2
, J
3
, J
4
0.10.5 GHz
0.90
1.1
dB
0.51.0 GHz
0.95
1.1
dB
1.02.0 GHz
1.00
1.2
dB
2.02.5 GHz
1.10
1.3
dB
Isolation
Ant-J
1
, J
2
, J
3
, J
4
0.10.5 GHz
30
34
dB
0.51.0 GHz
25
29
dB
1.02.0 GHz
19
23
dB
2.02.5 GHz
18
21
dB
VSWR
0.11.0 GHz
1.3:1
1.02.5 GHz
1.4:1
Electrical Specifications at 25C (0, +4.5 V)
Parameter
Condition
Frequency
Min.
Typ.
Max.
Unit
Switching Characteristics
Rise, Fall (10/90% or 90/10% RF)
50
ns
On, Off (50% CTL to 90/10% RF)
100
ns
Video Feedthru
50
mV
IP3
13 dBm/Tone
+55
dBm
2nd and 3rd Harmonics
34 dBm Input 900 MHz
+65
dBc
Control Voltages
V
Low
= 0
V
High
= +4.5 V @ 200
A Max. for RF power > 30 dBm
V
High
= +3.0 V @ 200
A Max. for RF power 2030 dBm
V
High
= +2.7 V @ 200
A Max. for RF power < 20 dBm
Operating Characteristics at 25C (0, +4.5 V)
PHEMT GaAs IC High Power SP4T Switch 0.12.5 GHz
AS192-300
2
Alpha Industries, Inc. [781] 935-5150
Fax [617] 824-4579
Email sales@alphaind.com
www.alphaind.com
Specifications subject to change without notice. 2/01A
V
1
GND
V
4
GND
ANT
V
2
V
3
GND
GND
J
1
GND
J
2
J
4
GND
GND
J
3
C
BL
C
BL
C
BL
C
BL
C
BL
Pin Out
Typical Performance Data
DC blocking capacitors (C
BL
) must be supplied externally.
C
BL
= 47 pF for operating frequency >500 MHz.
Characteristic
Value
RF Input Power
4 W > 0.5 GHz
0/+6 V Control
Control Voltage
+6 V
Operating Temperature
-40C to +85C
Storage Temperature
-65C to +150C
JC
25C/W
Absolute Maximum Ratings
0
0.5
1.0
1.5
2.0
2.5
Loss (dB)
Frequency (GHz)
Typical Insertion Loss vs. Frequency
-2.0
-1.8
-1.6
-1.4
-1.2
-1.0
-0.8
-0.6
-0.4
-0.2
0
0
0.5
1.0
1.5
2.0
2.5
VSWR
Frequency (GHz)
Typical VSWR
0
0.5
1.0
1.5
2.0
2.5
0
0.5
1.0
1.5
2.0
2.5
Isolation (dB)
Frequency (GHz)
Typical Isolation vs. Frequency
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
V
1
V
2
V
3
V
4
Ant-J
1
Ant-J
2
Ant-J
3
Ant-J
4
V
High
V
Low
V
Low
V
Low
Ins. Loss
Isolation
Isolation
Isolation
V
Low
V
High
V
Low
V
Low
Isolation
Ins. Loss
Isolation
Isolation
V
Low
V
Low
V
High
V
Low
Isolation
Isolation
Ins. Loss
Isolation
V
Low
V
Low
V
Low
V
High
Isolation
Isolation
Isolation
Ins. Loss
Truth Table
V
Low
= 0.
V
High
= 4.5 to 5.0 V for RF power > 30 dBm.
V
High
= 3.0 to 5.0 V for RF power 2030 dBm.
V
High
= 2.7 to 5.0 V for RF power < 20 dBm.
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