DATA SHEET
AS176-59, AS176-59LF: GaAs IC High-Isolation Positive
Control SPDT Switch 300 kHz–3 GHz
Positive voltage control (0/3 to 5 V)
Features
Pin Out
High isolation (50 dB @ 0.9, 1.9 GHz)
Low DC power consumption
V 1
V 2
GND
C BL
J 2
Ideal for cellular, GSM, DCS,PCS, 3G and 2.4 GHz ISM
applications
Available lead (Pb)-free and RoHS-compliant MSL-1 @ 260 °C
per JEDEC J-STD-020
J 1
C BL = 47 pF.
C BL
N/C
GND
C BL
J 3
Description
The AS176-59 is a GaAs FET IC SPDT switch packaged in an
MSOP-8 plastic package for low-cost, high-isolation commercial
applications. It is an ideal building block for base station dual-
band applications where synthesizer isolation is critical. Use in
conjunction with the AS165-59 SPST switch to meet GSM
synthesizer isolation requirements.
NEW
Skyworks offers lead (Pb)-free, RoHS (Restriction of
Hazardous Substances)-compliant packaging.
Electrical Specifications at 25 °C (0, 3 V), (0, 5 V)
Insertion loss (2)
Parameter (1)
Condition
Frequency
300 kHz–1.0 GHz
Min.
Typ.
0.7
Max.
0.9
Unit
dB
300 kHz–2.0 GHz
300 kHz–2.5 GHz
300 kHz–3.0 GHz
0.8
0.8
0.9
1.0
1.1
1.2
dB
dB
dB
Isolation (3)
Isolation (4)
VSWR (5)
J 1 –J 2 /J 1 –J 3
J 1 –J 2 /J 1 –J 3
J 1 –J 2 /J 1 –J 3
300 kHz–1.0 GHz
300 kHz–2.0 GHz
300 kHz–2.5 GHz
300 kHz–3.0 GHz
300 kHz–1.0 GHz
300 kHz–2.0 GHz
300 kHz–2.5 GHz
300 kHz–3.0 GHz
300 kHz–2.0 GHz
45/50
41/38
29
22
45/50
47
36
30
50/55
45/42
34
27
50/55
52
40
35
1.3:1
1.5:1
dB
dB
dB
dB
dB
dB
dB
dB
300 kHz–3.0 GHz
1.5:1
1.8:1
1. All measurements made in a 50 ? system, unless otherwise specified.
2. Insertion loss changes by 0.003 dB/°C.
3. Pin 4: N/C.
4. Pin 4: GND.
5. Insertion loss state.
Skyworks Solutions, Inc. ? Phone [781] 376-3000 ? Fax [781] 376-3100 ? sales@skyworksinc.com ? www.skyworksinc.com
200174 Rev. C ? Skyworks Proprietary Information ? Products and Product Information are Subject to Change Without Notice. ? August 2, 2006
1
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