RoHS Compliant 2.25 V Voltage Variable Absorptive Attenuator, 42 dB 1.8 - 2.5 GHz Features • • • • • • • • MAAVSS0001 V3 Functional Schematic Single Positive Voltage Control, 0 to +2.25 Volts 42 dB Typical Attenuation Range at 2.4 GHz Low DC Power Consumption Lead-Free SOT-25 Package 100% Matte Tin Plating over Copper Halogen-Free “Green” Mold Compound 260°C Reflow Compatible RoHS* Compliant Version of AT-119 5 VCC 4 VCTL Description M/A-COM’s MAAVSS0001 is a GaAs MMIC voltage variable absorptive attenuator in a lead-free SOT-25 surface mount plastic package. M/A-COM fabricates the MAAVSS0001 with a proven monolithic GaAs 0.5 micron gate process that features full chip passivation for performance and reliability. 1 RF 2 GND 3 RF 100pF Applications The MAAVSS0001 is ideally suited for applications that require fine tuning, linear attenuation with voltage, and very low power consumption. Pin Configuration Typical applications for the MAAVSS0001 include automatic gain control circuits in satellite radio receivers and other wireless receivers. Ordering Information1 Part Number Package MAAVSS0001 Bulk Packaging MAAVSS0001TR-3000 3000 piece reel MAAVSS0001SMB Sample Test Board (Includes 5 Samples) 100pF Pin Function Description 1 RF RF (input / output) 2 GND Ground 3 RF RF (input / output) 4 VCTL Control Voltage 5 VCC DC Supply Voltage Absolute Maximum Ratings 2,3 @ TA = +25°C (unless otherwise specified) 1. Reference Application Note M513 for reel size information. Parameter Absolute Maximum Input Power +21 dBm Supply Voltage VCC -1 V ≤ VCC ≤ +8 V Control Voltage VCTL -1 V ≤ VCTL ≤ VCC +0.5 V Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C 2. Exceeding any one or combination of these limits may cause permanent damage to this device. 3. M/A-COM does not recommend sustained operation near these survivability limits. * Restrictions on Hazardous Substances, European Union Directive 2002/95/EC. 1 M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-COM makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use or application of any product(s) or information. • North America Tel: 800.366.2266 / Fax: 978.366.2266 • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 Visit www.macom.com for additional data sheets and product information. RoHS Compliant 2.25 V Voltage Variable Absorptive Attenuator, 42 dB 1.8 - 2.5 GHz MAAVSS0001 V3 Electrical Specifications: TA = 25°C, Frequency = 2.4 GHz, VCC = 3.3 V, Z0 = 50 Ω Parameter Test Conditions 4,5 Units Min. Typ. Max. Insertion Loss VCTL = 2.25 V dB — 2.4 3.2 Maximum Attenuation VCTL = 0.5 V dB 37 42 — Attenuation Slope 0.75 V < VCTL < 1.75 V dB/V 24 — — Return Loss 0.0 V < VCTL < 0.75 V 0.75 V < VCTL < 1.75 V 1.75 V < VCTL < 2.25 V dB dB dB — — — 6 10 14 — — — Input Power for 1dB Change in Attenuation 0.75 V < VCTL < 2.25 V dBm — 10 — Input 3rd Order Intercept Point 0.75 V < VCTL < 2.25 V dBm — 15 — Switching Speed 50% VCTL to 10% / 90% RF nS — 100 — Transients VCTL = 3 V, In-Band mV — 10 — 4. External DC blocking capacitors are required on all RF ports. 5. VCC = +3.3 V @ 50 µA typical. VCTL = 0 V to +2.25 V @ 50 µA typical. Application Schematic Handling Procedures VCC VCTL Static Sensitivity 100 pF RF IN/ OUT Please observe the following precautions to avoid damage: 220 pF 100 pF RF IN/ OUT 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. 15 pF 2 M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-COM makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use or application of any product(s) or information. • North America Tel: 800.366.2266 / Fax: 978.366.2266 • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 Visit www.macom.com for additional data sheets and product information. RoHS Compliant 2.25 V Voltage Variable Absorptive Attenuator, 42 dB 1.8 - 2.5 GHz MAAVSS0001 V3 Typical Performance Curves Attenuation vs. Control Voltage @ +25°C Insertion Loss vs. Frequency @ 2.25 V Control Voltage 4.0 0 3.5 10 3.0 20 2.5 2.0 30 1.5 40 +25°C -40°C +85°C 1.0 1.8 GHz 2.1 GHz 2.4 GHz 50 0.5 0.0 60 0.5 1.0 1.5 2.0 2.5 3.0 3.0 2.5 Frequency (GHz) 2.0 1.5 1.0 0.5 0.0 Control Voltage (Volts) Typical Device Variation, 2.4 GHz Attenuation vs. Frequency @ 0.0 V Control Voltage 0 0 10 10 20 20 30 30 40 40 50 50 +25°C -40°C +85°C 60 60 3.0 2.5 2.0 1.5 1.0 0.5 0.5 0.0 1.0 1.5 2.0 2.5 3.0 Frequency (GHz) Control Voltage (Volts) Return Loss vs. Control Voltage Insertion Loss Delta Normalized to +25°C (-40°C) 0 8 6 -5 4 -10 2 -15 0 -2 -20 1.8 GHz 2.1 GHz 2.4 GHz 1.8 GHz 2.1 GHz 2.4 Ghz -4 -25 -6 -30 -8 2.0 1.5 1.0 0.5 0.0 Control Voltage (Volts) 3 M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-COM makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use or application of any product(s) or information. 3.0 2.5 2.0 1.5 1.0 0.5 0.0 Control Voltage (Volts) • North America Tel: 800.366.2266 / Fax: 978.366.2266 • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 Visit www.macom.com for additional data sheets and product information. RoHS Compliant 2.25 V Voltage Variable Absorptive Attenuator, 42 dB 1.8 - 2.5 GHz MAAVSS0001 V3 Typical Performance Curves Insertion Loss Delta Normalized to +25°C (+85°C) Input IP3 vs. Control Voltage @ +25°C 8 40 6 35 4 30 2 25 0 20 -2 15 1.8 GHz 2.1 GHz 2.4 GHz -4 10 5 -6 0 -8 3.0 2.5 2.0 1.5 1.0 0.5 3.0 0.0 2.5 2.0 1.5 1.0 0.5 0.0 Control Voltage (Volts) Control Voltage (Volts) Input Power for 1 dB Change in Attenuation Input IP3 vs. Control Voltage over Temperature 40 30 IIP3 @ +25C IIP3 @ +85C IIP3 @ -40C 35 25 30 20 25 20 15 15 10 10 5 1.8 GHz 2.4 GHz 5 0 3.0 0 3.0 2.5 2.0 1.5 1.0 0.5 0.0 2.5 2.0 1.5 1.0 0.5 0.0 Control Voltage (V) Control Voltage (Volts) Lead-Free SOT-25† † Reference Application Note M538 for lead-free solder reflow recommendations. 4 M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. M/A-COM makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does M/A-COM assume any liability whatsoever arising out of the use or application of any product(s) or information. • North America Tel: 800.366.2266 / Fax: 978.366.2266 • Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 • Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 Visit www.macom.com for additional data sheets and product information.