DATA SHEET
SKY13299-321LF: 20 MHz-5 GHz, 7 W SPDT Switch
Applications
RFC
WiMAX and WLAN systems
Features
VCTL1
J1
VCTL2
J2
Positive voltage operation: 0/3 to 0/5 V
Low insertion loss: 0.5 dB typical @ 3.5 GHz
High isolation >35 dB @ 3.5 GHz
High P0.1dB of +38.5 dBm @ 3.3 V
Low gate lag process for fast settling time applications
Small, QFN (12-pin, 3 x 3 mm) package (MSL1, 260 C per
JEDEC J-STD-020)
Skyworks Green™ products are compliant with
all applicable legislation and are halogen-free.
For additional information, refer to Skyworks
Definition of Green™, document number
SQ04-0074.
S1794
Figure 1. SKY13299-321LF Block Diagram
Description
The SKY13299-321LF is a high-power GaAs pHEMT FET I/C
Single-Pole, Double-Throw (SPDT) switch. The device is provided
in a 3 x 3 mm, 12-pin Quad Flat No-Lead (QFN) package.
The SKY13299-321LF is particularly suited for low-cost
commercial WiMAX and WLAN applications where low insertion
loss, high isolation, and excellent linearity are required.
RFC
12
11
GND
GND
A functional block diagram is shown in Figure 1. The pin
configuration and package are shown in Figure 2. Signal pin
assignments and functional pin descriptions are provided in
Table 1.
10
GND 2
8
GND
J1 3
7
J2
4
5
6
GND
VCTL2
GND
9
GND
VCTL1 1
S1795
Figure 2. SKY13299-321LF Pinout – 12-Pin QFN
(Top View)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
200621J • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • August 16, 2013
1
DATA SHEET • SKY13299-321LF SPDT SWITCH
Table 1. SKY13299-321LF Signal Descriptions
Pin #
1
Description
VCTL1
Pin #
DC control voltage.
7
Name
J2
Description
RF port. Must be DC blocked.
2
GND
Ground
8
GND
Ground
3
J1
RF port. Must be DC blocked.
9
VCTL2
DC control voltage.
4
GND
Ground
10
GND
Ground
5
GND
Ground
11
RFC
RF common port. Must be DC blocked.
GND
Ground
12
GND
Ground
6
Note:
Name
Exposed pad must be grounded.
Table 2. SKY13299-321LF Absolute Maximum Ratings (Note 1)
Parameter
Symbol
Minimum
Maximum
Units
2.75
7
V
+39.5
dBm
+40.0
dBm
+85
C
+150
C
Control voltage range
VCTL
RF input power @ 3.3 V, @ 25 °C (f > 700 MHz) (Note 2)
PIN
RF input power @ 5.0 V, @ 25 °C (f > 700 MHz) (Note 2)
PIN
Operating temperature
TOP
–40
Storage temperature
TSTG
–65
Note 1: Exposure to maximum rating conditions for extended periods may reduce device reliability. There is no damage to device with only one parameter set at the limit and all other
parameters set at or below their nominal value. Exceeding any of the limits listed here may result in permanent damage to the device.
Note 2: Input power under matched conditions (50 Ω). Defined as peak or CW. For high Peak-to-Average Ratio (PAR) signals, the highest peak should be below the maximum value shown
here.
CAUTION: Although this device is designed to be as robust as possible, Electrostatic Discharge (ESD) can damage this device. This device
must be protected at all times from ESD. Static charges may easily produce potentials of several kilovolts on the human body
or equipment, which can discharge without detection. Industry-standard ESD precautions should be used at all times.
Electrical and Mechanical Specifications
The absolute maximum ratings of the SKY13299-321LF are
provided in Table 2. Electrical specifications are provided in
Table 3.
The state of the SKY13299-321LF is determined by the logic
provided in Table 4.
Typical performance characteristics are illustrated in Figures 3
to 8.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
2
August 16, 2013 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • 200621J
DATA SHEET • SKY13299-321LF SPDT SWITCH
Table 3. SKY13299-321LF Electrical Specifications (Note 1)
(VCTL = 0 to 3 V, TOP = +25 C, PIN = 0 dBm, Characteristic Impedance [ZO] = 50 Ω, , Unless Otherwise Noted)
Parameter
Symbol
Test Condition
Insertion loss
IL
0.02 to 1.0 GHz
1.0 to 2.0 GHz
2.0 to 3.0 GHz
3.0 to 4.0 GHz
4.0 to 5.0 GHz
Isolation
Iso
0.02 to 1.0 GHz
1.0 to 2.0 GHz
2.0 to 3.0 GHz
3.0 to 4.0 GHz
4.0 to 5.0 GHz
Return loss (insertion loss state) (Note 2)
Switching characteristics:
Rise/fall time
On/off time
Settling time
Harmonics
H2, H3
Min
IP0.1dB
3rd Order Input Intercept Point
IIP3
Max
Units
0.30
0.40
0.45
0.65
0.75
0.50
0.60
0.65
0.85
1.00
dB
dB
dB
dB
dB
29
29
29
30
22
dB
dB
dB
dB
dB
0.02 to 1.0 GHz
1.0 to 2.0 GHz
2.0 to 3.0 GHz
3.0 to 4.0 GHz
4.0 to 5.0 GHz
20
17
20
17
17
dB
dB
dB
dB
dB
10/90% or 90/10% RF
200
ns
50% VCTL to 90/10% RF
300
ns
50% VCTL to 0.1 dB final
value
2
μs
–80
dBc
26
26
26
27
19
PIN = +34 dBm, CW,
@ 900 MHz
PIN = +31 dBm, CW,
@ 5000 MHz
0.1 dB Input Compression Point
Typical
–78
dBc
+38.5
+38.5
dBm
dBm
For two-tone input power,
+27 dBm/tone,
900 and 901 MHz
+65
dBm
For two-tone input power,
+27 dBm/tone,
2400 and 2401 MHz
+66
dBm
For two-tone input power,
+27 dBm/tone,
3500 and 3501 MHz
+61
dBm
0.7 to 4.0 GHz
48 MHz
VCTL = 3 V
For two-tone input power,
+27 dBm/tone,
5000 and 5001 MHz
dBm
+57
Control voltage
VDD
VCTL = low
VCTL = high
Supply current
IDD
VCTL = low
5
μA
VCTL = high @ 3.3 V and
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