ALPHA AS002M2-12

GaAs IC SPDT Switch
Non-Reflective DC–2.5 GHz
AS002M2-12
Features
SOIC-8
■ Low DC Power Consumption
PIN 8
0.050 (1.27 mm) BSC
■ Non-Reflective
■ High Isolation (40 dB @ 1 GHz)
0.244 (6.20 mm)
0.228 (5.80 mm)
PIN 1
INDICATOR
Description
The AS002M2-12 is a low cost IC FET SPDT nonreflective switch in a plastic SOIC-8 package. The switch
operates with -5, 0 V or 0, +5 V when ‘floated’ as shown
on the following page. This general purpose SPDT switch
is used in various telecommunications applications.
0.020 (0.51 mm) MAX.
PIN 1
0.068
(1.73 mm) MAX.
0.197 (5.00 mm)
0.189 (4.80 mm)
0.010 (0.25 mm)
0.004 (0.10 mm)
0.016 MAX.
(0.41 mm) x
45˚ CHAMFER
0.049
(1.24 mm)
0.016
(0.41 mm)
0.158 (4.00 mm)
0.150 (3.80 mm)
0.010 (0.25 mm)
0.007 (0.17 mm)
8˚
MAX.
Electrical Specifications at 25°C (0, -5 V)
Parameter1
Insertion
Frequency2
Loss3
DC–0.5
DC–1.0
DC–2.0
DC–2.5
GHz
GHz
GHz
GHz
Isolation
DC–0.5
DC–1.0
DC–2.0
DC–2.5
GHz
GHz
GHz
GHz
VSWR4
DC–0.5 GHz
DC–2.0 GHz
DC–2.5 GHz
Min.
42
36
27
23
Typ.
Max.
Unit
0.7
0.8
1.1
1.3
0.8
0.9
1.2
1.4
dB
dB
dB
dB
46
40
30
20
dB
dB
dB
dB
1.3:1
1.5:1
1.6:1
1.4:1
1.6:1
1.8:1
Typ.
Max.
Operating Characteristics at 25°C (0, -5 V)
Parameter1
Switching Characteristics5
Condition
Frequency
Rise, Fall (10/90% or 90/10% RF)
On, Off (50% CTL to 90/10% RF)
Video Feedthru
Input Power for 1 dB Compression
Min.
Unit
3
6
15
ns
ns
mV
0.50–2.0 GHz
0.05 GHz
+24
+16
dBm
dBm
0.50–2.0 GHz
+46
dBm
Intermodulation Intercept Point
For Two-tone Input Power +13 dBm
Control Voltages
VLow = 0 to -0.2 V @ 20 µA Max.
VHigh = -5 V @ 50 µA to -8 V @ 200 µA Max.
1. All measurements made in a 50 Ω system, unless otherwise specified.
2. DC = 300 kHz.
3. Insertion loss changes by 0.003 dB/°C.
4. Input/output.
5. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth.
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com
Specifications subject to change without notice. 3/99A
1
GaAs IC SPDT Switch Non-Reflective DC–2.5 GHz
AS002M2-12
Typical Performance Data (0, -5 V)
1.4
70
1.2
60
+85˚C
50
dB
dB
1.0
0.8
J1–J3
40
-40˚C
J1–J2
30
0.6
20
0.4
1.0
2.0
1.0
3.0
2.0
3.0
Frequency (GHz)
Frequency (GHz)
Insertion Loss vs. Frequency
Isolation vs. Frequency
2.0
Absolute Maximum Ratings
Characteristic
1.8
Value
RF Input Power
2 W > 500 MHz 0/-8 V
0.5 W @ 50 MHz 0/-8 V
1.6
Control Voltage
1.4
+0.2 V, -8 V
Operating Temperature
-40°C to +85°C
Storage Temperature
-65°C to +150°C
ΘJC
1.2
25°C/W
Note: Exceeding these parameters may cause irreversible damage.
1.0
1.0
2.0
3.0
Pin Out
Frequency (GHz)
VSWR vs. Frequency
VS
7
50
CBL
Negative Operation
J1–J2
V1
J1–J3
Insertion Loss
Isolation
-5
0
Isolation
Insertion Loss
CBP
GND
50
5
-5
GND
Positive Operation
V1
V2
J1–J2
J1–J3
VHigh
0
Insertion Loss
Isolation
0
VHigh
Isolation
Insertion Loss
External components shown are for positive voltage operation only.
CBL = 100 pF, CBP = 1000 pF for operation >500 MHz.
VHigh = +5 to +8 V (VS = VHigh ± 0.2 V).
2
J2
CBP
4
0
CBL
6
V2
3
V1
2
J1
8
Truth Table
1
V2
10 kΩ
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com
Specifications subject to change without notice. 3/99A
CBL
J3