Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email sales@alphaind.com • www.alphaind.com 1
Specifications subject to change without notice. 1/01A
PHEMT GaAs IC High Power
SP4T Switch 0.1–2.5 GHz
Features
a73 2 T
X
Paths and 2 R
X
Paths
a73 Positive Voltage Control
a73 High IP3
a73 Excellent Harmonic Performance
a73 Handles GSM Power Levels
a73 Available in MLF-16 (4 x 4 mm) Package
MLF-16 (4 x 4 mm)
AS166-300
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 AS166-300 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 T
X
-Ant 0.1–0.5 GHz 0.55 0.75 dB
0.5–1.0 GHz 0.55 0.75 dB
1.0–2.0 GHz 0.80 1.00 dB
2.0–2.5 GHz 1.00 1.20 dB
R
X
-Ant 0.1–0.5 GHz 0.75 0.95 dB
0.5–1.0 GHz 0.80 1.00 dB
1.0–2.0 GHz 1.20 1.40 dB
2.0–2.5 GHz 1.40 1.60 dB
Isolation T
X
-Ant 0.1–0.5 GHz 20 22 dB
0.5–1.0 GHz 17 20 dB
1.0–2.0 GHz 14 16 dB
2.0–2.5 GHz 13 14.5 dB
R
X
-Ant 0.1–0.5 GHz 24 26 dB
0.5–1.0 GHz 23 25 dB
1.0–2.0 GHz 21 23 dB
2.0–2.5 GHz 21 23 dB
VSWR 0.1–1.0 GHz 1.4:1
1.0–2.0 GHz 1.5:1
2.0–2.5 GHz 1.55:1
Electrical Specifications at 25°C (0, +3 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 Harmonic 34 dBm Input 900 MHz 65 70 dBc
3rd Harmonic 34 dBm Input 900 MHz 55 65 dBc
Control Voltages V
Low
= 0
V
High
= 2.7 to 5 V @ 100 µA Max.
Operating Characteristics at 25°C (0, +3 V)