DATA SHEET
SKY13588-460LF: 0.1 to 6.0 GHz SP3T Switch
Applications
WCDMA band and mode switching
Antenna switch for multimode systems
802.11a/b/g/n WLANs
J3
Industrial IoT
Lighting
Smart energy
J2
RFC
Connected home
Features
Description
The SKY13588-460LF is a CMOS silicon-on-insulator (SOI),
single-pole, triple-throw (SP3T) switch. The high-linearity
performance and low insertion loss makes the device an ideal
choice for WCDMA handset and data card applications.
RFC
GND
The SKY13588-460LF SP3T switch is provided in a compact Quad
Flat No-Lead (QFN) 2 × 2 × 0.55 mm package. 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.
12
11
10
1
9
J2
GND
2
8
GND
J3
3
7
GND
4
5
6
VDD
J1
V2
Skyworks GreenTM products are compliant with
all applicable legislation and are halogen-free.
For additional information, refer to Skyworks
Definition of GreenTM, document number
SQ04–0074.
Figure 1. SKY13588-460LF Block Diagram
GND
Small QFN (12-pin, 2 × 2 × 0.55 mm) package
(MSL1, 260 C per JEDEC J-STD-020)
203512-001
J1
V1
Broadband frequency range: 0.1 to 6.0 GHz
Low insertion loss: 0.45 dB @ 2.5 GHz
High isolation: 30 dB up to 2.5 GHz
No external DC blocking capacitors required
Positive low voltage control: VCTL = 1.65 to 3.00 V,
VDD = 2.5 to 4.8 V
Operating temperature range: -40 °C to +105 °C
203512-002
Figure 2. SKY13588-460LF Pinout
(Top View)
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DATA SHEET • SKY13588-460LF: SP3T SWITCH
Table 1. SKY13588-460LF Signal Descriptions1
Pin
1
Name
Description
J1
Pin
RF port 1.
7
Name
GND
Description
Ground
2
GND
Ground
8
GND
Ground
3
J3
RF port 3.
9
J2
RF port 2
4
V1
DC control voltage 1 (see Table 4)
10
GND
Ground
5
V2
DC control voltage 2 (see Table 4)
11
RFC
RF common (antenna) port
6
VDD
DC power supply.
12
GND
Ground
1 Exposed pad must be grounded.
Functional Description
Electrical and Mechanical Specifications
The SKY13588-460LF includes an internal negative voltage
generator and decoder that eliminate the need for external DC
blocking capacitors on the RF ports. No external components are
required for proper operation. DC decoupling capacitors can be
added on the VDD and control lines if necessary.
The absolute maximum ratings of the SKY13588-460LF are
provided in Table 2. Electrical specifications are provided in
Table 3.
Switching is controlled by two control voltage inputs (V1 and V2).
Depending on the logic voltage level applied to the control pins,
the RFC (RF common) pin is connected to one of three switched
RF outputs (J1, J2, or J3) through a low insertion path, while the
path between the RFC pin and the other RF pins is in a high
isolation state.
Typical performance characteristics of the SKY13588-460LF are
illustrated in Figures 3 through 6.
The state of the SKY13588-460LF is determined by the logic
provided in Table 4.
Shutdown mode is enabled by connecting all control pins to logic
low. This mode reduces the overall current consumption of the
device to 5 μA, typical. To prevent the switch from accidentally
entering shutdown mode during switching, all states must be set
to logic low for at least 20 μs. When exiting shutdown mode, the
switch has a 10.5 μs startup time before switching occurs.
Table 2. SKY13588-460LF Absolute Maximum Ratings1
Minimum
Maximum
Units
Supply voltage
Parameter
VDD
Symbol
2.5
4.8
V
Control voltage2
VCTL
1.65
3.30
V
Input power
PIN
+39
dBm
Storage temperature
TSTG
-40
+125
C
Operating temperature
TOP
-40
+105
C
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.
2 Any bias voltage applied to the V1or V2 pin may damage the device if there is no bias voltage also present on the VDD pin. Maximum control voltage cannot exceed VDD.
ESD HANDLING: 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 when handling or transporting. Static charges may easily produce
potentials of several kilovolts on the human body or equipment, which can discharge without detection.
Industry-standard ESD handling precautions should be used at all times.
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DATA SHEET • SKY13588-460LF: SP3T SWITCH
Table 3. SKY13588-460LF Electrical Specifications1
(VDD = 2.3 V to 4.8 V, V1 = V2 = 0 to 1.8 V, TOP = +25 C, PIN = 0 dBm, Characteristic Impedance [ZO] = 50 Ω, Unless Otherwise Noted)
Parameter
Symbol
Test Condition
Min
Typical
Max
Units
0.35
0.40
0.50
0.80
0.40
0.55
0.60
1.00
dB
dB
dB
dB
RF Specifications
Insertion loss
IL
0.8 to 1.0 GHz
1.0 to 2.2 GHz
2.2 to 3.0 GHz
4.9 to 6.0 GHz
Isolation
ISO
0.8 to 1.0 GHz
1.0 to 2.2 GHz
2.2 to 3.0 GHz
4.9 to 6.0 GHz
Return loss
|S11|
0.8 to 6.0 GHz
Third order input intercept point
IIP3
0.8 to 3.0 GHz, ΔF = 1 MHz,
PIN = +20 dBm/tone
35
28
25
18
+65
40
33
30
22
dB
dB
dB
dB
17
dB
+70
dBm
Input 0.1 dB compression point
P0.1dB
0.8 to 6.0 GHz, RFC to J1, J2, and J3
+39
dBm
2nd harmonic
2fo
0.8 to 3.0 GHz, PIN = +20 dBm
+85
dBc
3fo
0.8 to 3.0 GHz, PIN = +20 dBm
+85
dBc
rd
3 harmonic
Switching rise time
10/90% RF
250
ns
Switching fall time
90/10% RF
250
ns
Switching on time
50% VCTL to 10/90% RF
1500
ns
Switching off time
50% VCTL to 90/10% RF
1500
ns
Startup time
Shutdown state to any RF switch state
20
μs
DC Specifications
Control voltage:
High
Low
VCTL_HIGH
VCTL_LOW
1.65
0
Supply voltage
VDD
2.5
Supply current
IDD
VDD = 3.5 V
1.80
3.002
0.4
V
V
4.8
V
60
μA
Control current
Ictl
V1 = V2 = 1.8 V
2
μA
Shutdown mode supply current
Ioff
VDD = 3.5 V, V1 = V2 = 0 V
5
μA
1 Performance is guaranteed only under the conditions listed in this table.
2 Control voltage should not exceed supply voltage.
Table 4. SKY13588-460LF Truth Table1
V1
(Pin 4)
V2
(Pin 5)
State
0
0
Shutdown
1
0
RFC to J2
0
1
RFC to J1
1
1
RFC to J3
1 “1” = 1.65 to 3.00 V
”0” = 0 to 0.4 V
Any state other than described in this table places the switch into an undefined state.
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DATA SHEET • SKY13588-460LF: SP3T SWITCH
Typical Performance Characteristics
(VDD = 2.3 V to 4.8 V, V1 = V2 = 0 to 1.8 V, TOP = +25 C, Pin = 0 dBm, Characteristic Impedance [Zo] = 50 Ω,
Unless Otherwise Noted)
0
0
RFC to J1
RFC to J2
RFC to J3
–0.1
RFC to J2
RFC to J3
–10
–20
–0.3
Isolation (dB)
–0.4
–0.5
–0.6
–40
–50
–0.7
–0.8
–60
203512-003
–0.9
–1.0
–30
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
203512-004
Insertion Loss (dB)
–0.2
–70
0
6.0
0.5
1.0
1.5
2.0
Frequency (GHz)
3.0
3.5
4.0
4.5
5.5
6.0
0
0
RFC to J1
RFC to J3
–10
RFC to J1
RFC to J3
–10
–20
Isolation (dB)
–20
–30
–40
–30
–40
–50
–60
–70
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
Frequency (GHz)
Figure 5. Typical Isolation vs Frequency
(RFC to J2 Insertion Loss State)
5.0
5.5
6.0
–60
–70
203512-006
203512-005
–50
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
Frequency (GHz)
Figure 6. Typical Isolation vs Frequency
(RFC to J3 Insertion Loss State)
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4
5.0
Figure 4. Typical Isolation vs Frequency
(RFC to J1 Insertion Loss State)
Figure 3. Typical Insertion Loss vs Frequency
Isolation (dB)
2.5
Frequency (GHz)
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5.0
5.5
6.0
DATA SHEET • SKY13588-460LF: SP3T SWITCH
Evaluation Board Description
The SKY13588-460LF Evaluation Board is used to test the
performance of the SKY13588-460LF SP3T switch. The board is
made from a two-layer construction with ½ oz. copper cladding
on top and bottom. The first layer material is 12-mil Rogers
4003C. The second layer material is 49 mils of FR4 for a total
board thickness of about 62 mils. The impedance of all RF traces
is 50 Ω.
An Evaluation Board schematic diagram is provided in Figure 7.
An assembly drawing for the Evaluation Board is shown in
Figure 8.
Antenna Port
2
3
RFC
J2
GND
GND
J3
GND
V1
RF Port 3
J1
DC Control
Voltage 1
4
5
9
RF Port 2
8
7
VDD
1
V2
RF Port 1
10
GND
11
GND
12
6
DC Supply
DC Control
Voltage 2
203512-007
Figure 7. SKY13588-460LF Evaluation Board Schematic
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DATA SHEET • SKY13588-460LF: SP3T SWITCH
RFC
J1
J2
GND
GND
VDD
V2
V1
GND
J3
203512-008
Figure 8. SKY13588-460LF Evaluation Board Assembly Diagram
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DATA SHEET • SKY13588-460LF: SP3T SWITCH
Package Dimensions
Package and Handling Information
The PCB layout footprint for the SKY13588-460LF is provided in
Figure 9. Typical part markings are shown in Figure 10.
Package dimensions are shown in Figure 11, and tape and reel
dimensions are provided in Figure 12.
Instructions on the shipping container label regarding exposure
to moisture after the container seal is broken must be followed.
Otherwise, problems related to moisture absorption may occur
when the part is subjected to high temperature during solder
assembly.
The SKY13588-460LF is rated to Moisture Sensitivity Level 1
(MSL1) at 260 C. It can be used for lead or lead-free soldering.
For additional information, refer to the Skyworks Application
Note, Solder Reflow Information, document number 200164.
Care must be taken when attaching this product, whether it is
done manually or in a production solder reflow environment.
Production quantities of this product are shipped in a standard
tape and reel format.
2X 0.380
0.100 Typ
12X 0.200
Pin 12
R0.2
Pin 1
0.50 Pitch
0.76
2X 0.380
12X 0.440
Exposed Soldering
Area
All measurements in millimeters
12X 1.150
203512-009
Figure 9. SKY13588-460LF PCB Layout Footprint
(Top View)
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DATA SHEET • SKY13588-460LF: SP3T SWITCH
Pin 1
Indicator
Skyworks
Part Number
SKY
3588
203512-010
Figure 10. Typical Part Markings
(Top View)
Seating
Plane
–C–
2.00
0.76 +0.10/–0.15
–A–
(0.380)
0.02 +0.03/–0.02
–B–
Pin 1
Indicator
R0.20
Pin 1 Indicator
Detail A
Pin 1
2.00
0.76 +0.10/–0.15
(0.380)
0.05 C
2X
0.55 + 0.05/–0.04
2X
0.05 C
0.05 C
Top View
Exposed Pad
12X 3
0.05 C
Side View
12X 0.25 Min
0.50
Bottom View
0.29 ± 0.075
0.2 ± 0.05
Notes:
4
0.10 M C A B
1.
2.
3.
4.
All measurements are in millimeters.
Dimensions and tolerances according to ASME Y14.5M-1994.
Coplanarity applies to the terminals and all other bottom surface metallization.
Dimension applies to metallized terminal. If the terminal has a radius on its end,
the width dimension should not be measured in that radius area.
Detail A
Scale: 100X
12 Places
203512-011
Figure 11. SKY13588-460LF Package Dimensions
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DATA SHEET • SKY13588-460LF: SP3T SWITCH
∅1.50+ 0.10/–0.00
0.30 ± 0.05 (T)
Pin 1
4.00 ± 0.10
2.00 ± 0.05
4.00 (see Note 4)
1.75 ± 0.10
2.30 (Bo)
A
B
1.00 (Ko)
8.00 +0.30/–0.10
A
3.50 ± 0.05
B
∅1.00 Min
R0.30 Typ
Section B
2.30 (Ao)
Notes:
1. Carrier tape: black conductive polystyrene.
2. Cover tape material: transparent conductive HSA.
3. Cover tape size: 5.40 mm width.
4. Ten sprocket hole pitch cumulative tolerance = ±0.20 mm.
5. ESD surface resistivity is ≤1 x 108 Ohms/square per EIA, JEDEC
tape and reel specification.
6. Ao and Bo measurement point to be 0.30 mm from bottom pocket.
7. All measurements are in millimeters.
Section A
203512-012
Figure 12. SKY13588-460LF Tape and Reel Dimensions
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DATA SHEET • SKY13588-460LF: SP3T SWITCH
Ordering Information
Model Name
SKY13588-460LF: SP3T Switch
Manufacturing Part Number
SKY13588-460LF
Evaluation Board Part Number
SKY13588-460LF-EVB
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