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1
AS214-92: PHEMT GaAs IC SPDT Switch 0.1–3 GHz
DATA SHEET
Features
●
Low insertion loss (0.4 dB @ 2.4 GHz)
●
Isolation 26 dB @ 2.4 GHz
●
Low DC power consumption
●
PHEMT process
●
Operates at 1.8 V control voltage
Description
The AS214-92 is a medium power IC FET SPDT switch in a low
cost miniature SC-70 6 lead plastic package.The AS214-92 fea-
tures low insertion loss and positive voltage operation with very
low DC power consumption.This general purpose switch can be
used in a variety of telecommunications applications.
Parameter
(1)
Frequency
0.5–1.0 GHz
1.0–2.0 GHz
2.0–3.0 GHz
0.5–1.0 GHz
1.0–2.0 GHz
2.0–3.0 GHz
0.5–1.0 GHz
1.0–2.0 GHz
2.0–3.0 GHz
Min.
Typ.
0.3
0.4
0.4
30
27
25
1.1:1
1.1:1
1.4:1
Max.
0.5
0.6
0.6
Unit
dB
dB
dB
dB
dB
dB
Insertion loss
(2)
Isolation
27
24
22
VSWR
(3)
Electrical Specifications at 25 °C (0, +3 V)
0.079 (2.00 mm)
± 0.008 (0.20 mm)
0.049 (1.25 mm)
± 0.004 (0.10 mm)
0.008 (0.20 mm)
± 0.004 (0.10 mm)
0.087 (2.20 mm)
± 0.008 (0.20 mm)
0.035 (0.90 mm)
± 0.004 (0.10 mm)
0.002 (0.005 mm)
± 0.002 (0.005 mm) 0.037 (0.95 mm)
± 0.006 (0.15 mm)
0.010 (0.25 mm)
± 0.006 (0.15 mm)
0.0055
(0.14 mm)
± 0.0015
(0.04 mm)
0.0256 (0.65 mm)
BSC
0.009 (0.23 mm)
Ref
Pin 1 Indicator
SC-70 6 Lead
Parameter
Condition
Frequency
Min.
Typ.
10
20
25
+20
+27
Max.
Unit
ns
ns
mV
dBm
dBm
Switching characteristics
(4)
Rise, fall (10/90% or 90/10% RF)
On, off (50% CTL to 90/10% RF)
Video feedthru
0/+1.8 V
0/+3.0 V
For two-tone input power +5 dBm
0/+3 V
V
LOW
= 0 to 0.2 V @ 20 μA max.
V
HIGH
= +2.7 V @ 100 μA max. to +5 V @ 200 μA max.
Input power for 1 dB compression
0.5–3.0 GHz
0.5–3.0 GHz
Intermodulation intercept point (IP3)
0.5–3.0 GHz
+40
dBm
Control voltages
Operating Characteristics at 25 °C (0, +3 V)
1.All measurements made in a 50
system, unless otherwise specified.
2. Insertion loss changes by 0.003 dB/°C.
3. Insertion loss state.
4.Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth.
Applications
●
T/R switch in WLANs, Bluetooth
TM
and medium power
telecommunication applications