MASWSS0178
SPDT High Isolation Terminated Switch 0.01 - 3.0 GHz
Features
• Positive Voltage Control: 0 / +5 V • High Isolation: 55 dB @ 0.9 GHz 50 dB @ 1.9 GHz • 50 Ω Internal Terminations • Low Insertion Loss: 0.6 dB @ 0.9 GHz 0.7 dB @ 1.9 GHz • Lead-Free MSOP-8-EP Package • 100% Matte Tin Plating over Copper • Halogen-Free “Green” Mold Compound • 260°C Reflow Compatible • RoHS* Compliant Version of MASWSS0024 Rev. V3
Functional Block Diagram
Pin 1
Description
The M/A-COM MASWSS0178 GaAs monolithic switch provides high isolation in a lead-free, plastic surface mount package. The MASWSS0178 is ideal for applications across a broad range of frequencies including synthesizer switching, transmit / receive switching, switch matrices and filter banks in systems such as radio and cellular equipment, PCS, GPS, and fiber optic modules. M/A-COM fabricates the MASWSS0178 using a 1.0-micron gate length MESFET process. The process features full chip passivation for performance and reliability.
Pin Configuration 2
Pin
1 2 3 4
Function
Control 1 Control 2 RF Common Ground
Pin
5 6 7 8
Function
RF Port 2 Ground Ground RF Port 1
2. The exposed pad centered on the package bottom must be connected to RF and DC ground.
Ordering Information 1
Part Number
MASWSS0178 MASWSS0178TR-3000 MASWSS0178SMB
Absolute Maximum Ratings 3,4
Package
Bulk Packaging 3000 piece reel Sample Board
Parameter
Input Power (0.5 - 3.0 GHz) 3 V Control 5 V Control Operating Voltage Operating Temperature
Absolute Maximum
+30 dBm +33 dBm +8.5 Volts -40°C to +85°C -65°C to +150°C
1. Reference Application Note M513 for reel size information.
Storage Temperature
3. Exceeding any one or combination of these limits may cause permanent damage to this device. 4. M/A-COM does not recommend sustained operation near these survivability limits.
* Restrictions on Hazardous Substances, European Union Directive 2002/95/EC. 1
ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 / Fax: 978.366.2266 is considering for development. Performance is based on target specifications, simulated results, • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 and/or prototype measurements. Commitment to develop is not guaranteed. • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology Visit www.macomtech.com for additional data sheets and product information. Solutions has under development. Performance is based on engineering tests. Specifications are typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.
MASWSS0178
SPDT High Isolation Terminated Switch 0.01 - 3.0 GHz
Electrical Specifications: TA = 25°C, VC = 0 V / 5 V, Z0 = 50 Ω 5
Parameter
Insertion Loss
Rev. V3
Test Conditions
0.01 - 0.5 GHz 0.5 - 1.0 GHz 1.0 - 2.0 GHz 2.0 - 3.0 GHz 0.01 - 0.5 GHz 0.5 - 1.0 GHz 1.0 - 2.0 GHz 2.0 - 3.0 GHz 0.01 - 0.5 GHz6 0.5 - 1.0 GHz 1.0 - 2.0 GHz 2.0 - 3.0 GHz 2-Tone, 900 MHz, 5 MHz spacing 2-Tone, 900 MHz, 5 MHz spacing 10% to 90% RF & 90% to 10% RF 50% of VC to 10% / 90% RF In-band ⏐Vc⏐ = 5 V
Units
dB dB dB dB dB dB dB dB dB dB dB dB dBm dBm nS nS mV µA
Min.
— — — — — 51 44 — — — — — — — — — — —
Typ.
0.5 0.6 0.7 0.75 59 57 53 43 20 20 20 20 83 43 24 15 12 2
Max.
— 0.7 0.8 — — — — — — — — — — — — — — 13
Isolation
Return Loss
Input IP2 Input IP3 Trise, Tfall Ton, Toff Transients Control Current
5. External DC blocking capacitors are required on all RF ports (47 pF capacitors are recommended). Use larger value capacitors for lower frequency operation (e.g. use 10,000 pF capacitors to optimize insertion and return loss at frequencies below 50 MHz). 6. Terminated return loss is governed by blocking capacitors internal to the device; see applications plot.
Truth Table
V1
0 1
Handling Procedures
V2
1 0
RFC-RF1
Off On
RFC-RF2
On Off
Please observe the following precautions to avoid damage:
Static Sensitivity
Gallium Arsenide Integrated Circuits are sensitive to electrostatic discharge (ESD) and can be damaged by static electricity. Proper ESD control techniques should be used when handling these devices.
Logic Level
VLOW “0” VHIGH “1”
Voltage Level
0 ± 0.2 V 3.0 V to 8.0 V
2
ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 / Fax: 978.366.2266 is considering for development. Performance is based on target specifications, simulated results, • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 and/or prototype measurements. Commitment to develop is not guaranteed. • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology Visit www.macomtech.com for additional data sheets and product information. Solutions has under development. Performance is based on engineering tests. Specifications are typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.
MASWSS0178
SPDT High Isolation Terminated Switch 0.01 - 3.0 GHz
Typical Performance Curves
Return Loss
30
Input Return Loss "ON State"
Rev. V3
Insertion Loss
1.00
25
Output Return Loss "OFF state"
0.75
20
0.50
15
0.25
10 0.5
1.0
1.5
2.0
2.5
3.0
0.00 0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (GHz)
Frequency (GHz)
Isolation
80
Lead-Free MSOP-8-EP†
60
40
20
0 0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (GHz)
† Reference Application Note M538 for lead-free solder reflow recommendations.
3
ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 / Fax: 978.366.2266 is considering for development. Performance is based on target specifications, simulated results, • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 and/or prototype measurements. Commitment to develop is not guaranteed. • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology Visit www.macomtech.com for additional data sheets and product information. Solutions has under development. Performance is based on engineering tests. Specifications are typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.
MASWSS0178
SPDT High Isolation Terminated Switch 0.01 - 3.0 GHz
Applications Section Typical Performance Curves, Very Low Frequency, 10000 pF Blocking Capacitors
Return Loss vs. Frequency
0.0
Return Loss - Insertion Path (dB)
Rev. V3
Insertion Loss vs. Frequency
2.0
-5.0
Return Loss - Termination (dB)
Insertion Loss (dB)
1.5
-10.0
-15.0
1.0
-20.0 0.5 -25.0 0.0 0 0.1 0.2 0.3 0.4 0.5 0 0.1 0.2 0.3 0.4 0.5
-30.0
Frequency (GHz)
Frequency (GHz)
Isolation vs. Frequency
70.0 65.0
Isolation (dB)
60.0 55.0 50.0 45.0 40.0 35.0 30.0 0 0.1 0.2 0.3 0.4 0.5
Frequency (GHz)
4
ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 / Fax: 978.366.2266 is considering for development. Performance is based on target specifications, simulated results, • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 and/or prototype measurements. Commitment to develop is not guaranteed. • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology Visit www.macomtech.com for additional data sheets and product information. Solutions has under development. Performance is based on engineering tests. Specifications are typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make Commitment to produce in volume is not guaranteed.
changes to the product(s) or information contained herein without notice.
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