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 • Halogen-Free “Green” Mold Compound • 260°C Reflow Compatible • RoHS* Compliant Version of MASWSS0024 Description The 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 Technology fabricates the MASWSS0178 using a 1.0-micron gate length MESFET process. The process features full chip passivation for performance and reliability. Rev. V4
Functional Schematic 2
2. The exposed pad centered on the package bottom must be connected to RF and DC ground.
Pin Configuration
Pin No. 1 2 3 4 Function Control 1 Control 2 RF Common Ground Pin No. 5 6 7 8 Function RF Port 2 Ground Ground RF Port 1
Absolute Maximum Ratings 3,4 Ordering Information 1
Part Number MASWSS0178 MASWSS0178TR-3000 MASWSS0178SMB 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 Storage 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.
3. Exceeding any one or combination of these limits may cause permanent damage to this device. 4. M/A-COM Technology does not recommend sustained operation near these survivability limits.
* Restrictions on Hazardous Substances, European Union Directive 2002/95/EC.
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ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 • Europe Tel: +353.21.244.6400 is considering for development. Performance is based on target specifications, simulated results, • India Tel: +91.80.43537383 • China Tel: +86.21.2407.1588 and/or prototype measurements. Commitment to develop is not guaranteed. Visit www.macomtech.com for additional data sheets and product information. PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 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 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 VC = 0 V/5.0 V, 1 GHz VC = 0 V/3.0 V, 1 GHz 10% to 90% RF & 90% to 10% RF 50% of VC to 10% / 90% RF In-band VC = 5 V Units dB Min. — — — — — 51 44 — — — — — — — — — — — — — Typ. 0.5 0.6 0.7 0.75 59 57 53 43 20 20 20 20 83 43 29 17.5 24 15 12 2 Max. — 0.7 0.8 — — — — — — — — — — — — — — — — 13
Rev. V4
Isolation
dB
Return Loss Input IP2 Input IP3 Input P1dB Compression Trise, Tfall Ton, Toff Transients Control Current
dB dBm dBm dBm ns ns mV µA
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 V2 1 0 Logic Level VLOW “0” VHIGH “1” RFC-RF1 Off On RFC-RF2 On Off
Handling Procedures
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.
Voltage Level 0 ± 0.2 V 3.0 V to 8.0 V
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ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 • Europe Tel: +353.21.244.6400 is considering for development. Performance is based on target specifications, simulated results, • India Tel: +91.80.43537383 • China Tel: +86.21.2407.1588 and/or prototype measurements. Commitment to develop is not guaranteed. Visit www.macomtech.com for additional data sheets and product information. PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 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
1.0
Rev. V4
Insertion Loss
OUTPUT RETURN LOSS ("OFF" STATE)
Return Loss (dB)
Insertion Loss (dB)
25
0.8
0.6
20 INPUT RETURN LOSS ("ON" STATE) 1 5
0.4
0.2
1 0 0.5 1 .0 1 .5 2.0 2.5 3.0
0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0
Frequency (GHz)
F re que nc y ( G H z)
Isolation
80
Lead-Free MSOP-8-EP†
60
Isolation (dB)
40
20
0 0.0 0.5 1.0 1.5 2.0 2.5 3.0
F re que nc y ( G H z)
† Reference Application Note M538 for lead-free solder reflow recommendations Meets JEDEC moisture sensitivity level 1 requirements. Plating is 100% matte tin over copper.
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ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 • Europe Tel: +353.21.244.6400 is considering for development. Performance is based on target specifications, simulated results, • India Tel: +91.80.43537383 • China Tel: +86.21.2407.1588 and/or prototype measurements. Commitment to develop is not guaranteed. Visit www.macomtech.com for additional data sheets and product information. PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 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) Return Loss - Termination (dB) Insertion Loss (dB)
Rev. V4
Insertion Loss vs. Frequency
2.0
-5.0
1.5 -10.0
-15.0
1.0
-20.0 0.5 -25.0 -30.0 0 0.1 0.2 0.3 0.4 0.5
0.0 0 0.1 0.2 0.3 0.4 0.5
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 • Europe Tel: +353.21.244.6400 is considering for development. Performance is based on target specifications, simulated results, • India Tel: +91.80.43537383 • China Tel: +86.21.2407.1588 and/or prototype measurements. Commitment to develop is not guaranteed. Visit www.macomtech.com for additional data sheets and product information. PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 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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