MAATSS0018 Digital Attenuator, 10 dB, 1-Bit Rev. V3 DC - 2.0 GHz Functional Block Diagram Features Single 10 dB Step Low Loss: 0.3 dB 900 MHz Lead-Free SOT-25 Package RF1 V2 100% Matte Tin Plating over Copper Halogen-Free Green Mold Compound 260C Reflow Compatible GND RoHS* Compliant Version of AT-266 Description RF2 V1 The MAATSS0018 is a 1 bit, 10 dB step GaAs MMIC digital attenuator in a lead-free SOT-25 surface mount plastic package. This device uses a mature 1-micron process. The process features full chip passivation for increased performance and Pin Configuration reliability. Pin No. Function Description The MAATSS0018 is ideally suited for use where high accuracy, very low power consumption and low 1 RF1 RF In/Out intermodulation products are required. Typical applications include radio, wireless LANs, GPS 2 GND RF Ground equipment and other gain / level control circuits. 3 RF2 RF In/Out 4 V1 Control Voltage 5 V2 Control Voltage 1,2 Handling Procedures Ordering Information Please observe the following precautions to avoid Part Number Package damage: MAATSS0018TR-3000 3000 piece reel Static Sensitivity Gallium Arsenide Integrated Circuits are sensitive to MAATSS0018SMB Sample Board electrostatic discharge (ESD) and can be damaged 1. Reference Application Note M513 for reel size information. by static electricity. Proper ESD control techniques 2. All sample boards include 5 loose parts. should be used when handling these devices. * Restrictions on Hazardous Substances, European Union Directive 2011/65/EU. 11 1 MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: MAATSS0018 Digital Attenuator, 10 dB, 1-Bit Rev. V3 DC - 2.0 GHz Electrical Specifications: T = +25C, V = 0 V / -3 V, Z = 50 A C 0 Parameter Test Conditions Units Min. Typ. Max. 0 - 1 GHz 0.3 0.45 Insertion Loss dB 1 - 2 GHz 0.5 0.7 Attenuation DC - 2 GHz dB 9.5 10 10.5 VSWR 0 - 2 GHz Ratio 1.4:1 IP 2 Tone 0 dBm, 5 MHz spacing dBm 50 3 P1dB 1 GHz dBm 28 T , T 10% to 90% RF, 90% to 10% RF ns 5 RISE FALL T , T 50% Control to 90% RF, 50% Control to 10% RF ns 10 ON OFF Transients In Band mV 6 Control Current V = 3 V A 25 C 3,4 5,6,7 Absolute Maximum Ratings Truth Table Parameter Absolute Maximum V1 V2 Attenuation State Input Power 0 1 10 dB 50 MHz +27 dBm 500 - 2000 MHz +34 dBm 1 0 Insertion Loss Control Voltage -8.5 V < V < +8 V 5. For positive voltage control, external DC blocking capacitors C are required on all RF ports (pins 1, 2 and 3) 6. Differential voltage, V(state 1) - V(state 0), must be +2.8 V Operating Temperature -40C to +85C minimum and less than 8 V. 7. 0 = -8 V to 0.2 V, 1 = -0.2 V to 8 V Storing Temperature -65C to +150C 3. Exceeding any one or combination of these limits may cause permanent damage to this device. 4. MACOM does not recommend sustained operation near these survivability limits. 22 2 MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: