RoHS Compliant Digital Attenuator, 4-Bit, Single Control, 15 dB 0.5 - 4.0 GHz Features • • • • • • • MAATSS0019 V2 Functional Schematic 4,5 Single Control CMOS Logic for Each Bit Attenuation: 1 dB Steps to 15 dB Low DC Power Consumption: 50 µW Lead-Free TSSOP-16 Package 100% Matte Tin Plating over Copper Halogen-Free “Green” Mold Compound RoHS* Compliant and 260°C Reflow Compatible RF1 RF2 VS GND GND GND GND GND GND Pin 16 Description The M/A-COM MAATSS0019 is a 4 Bit, 1 dB step GaAs MMIC digital attenuator in a lead-free TSSOP16 surface mount plastic package. The MAATSS0019 is ideally suited for use where high accuracy, very low power consumption and low intermodulation products are required. Typical applications include radio, cellular, wireless LANs, GPS equipment and other gain / level control circuits. 8 4 2 1 Pin 1 GND GND VC1 VC2 VC3 VC4 GND GND The MAATSS0019 is fabricated using a mature 1 micron GaAs MESFET process. The process features full chip passivation for increased performance and reliability. Ordering Information 1 4. 5. Required external blocking caps shown. VS can be applied at RF1 or RF2 using a 10K Ohm or greater pull-up resistor Pin Configuration Part Number Package Pin No. Function Pin No. Function MAATSS0019 Bulk Packaging 1 Ground 9 RF Port 2 MAATSS0019TR 1000 piece reel 2 Ground 10 Ground 3 VC1 11 Ground 4 VC2 12 Ground 5 VC3 13 Ground 6 VC4 14 Ground 7 Ground 15 Ground 8 Ground 16 RF Port 1 1. Reference Application Note M513 for reel size information. Absolute Maximum Ratings 2,3 2. 3. Parameter Absolute Maximum Input Power 50 MHz 500 - 4000 MHz +27 dBm +34 dBm Control Voltage +8 V, -1.0 V Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C Exceeding any one or combination of these limits may cause permanent damage to this device. 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 Digital Attenuator, 4-Bit, Single Control, 15 dB 0.5 - 4.0 GHz MAATSS0019 V2 Electrical Specifications: TA = 25°C Parameter Test Conditions Units Min. Typ. Max. Reference Insertion Loss 0.5 - 1.0 GHz 1.0 - 2.0 GHz 2.0 - 3.0 GHz 3.0 - 4.0 GHz dB dB dB dB — — — — 1.3 1.6 1.8 2.5 1.6 — — — Attenuation Accuracy 0.5 - 1.0 GHz 1.0 - 2.0 GHz 2.0 - 4.0 GHz VSWR 0.5 - 2.0 GHz 2.0 - 4.0 GHz Ratio Ratio — — 1.3:1 1.3:1 — — Trise, Tfall — µS — 2.5 — Ton, Toff — µS — 1.0 — Input P1dB > 0.5 GHz dBm — 24 — IP2 Measured Relative to Input Power, Two Tone input up to 5 dBm, 5 MHz Spacing > 0.5 GHz dBm — 80 — IP3 Measured Relative to Input Power, Two Tone input up to 5 dBm, 5 MHz Spacing > 0.5 GHz dBm — 47 — Truth Table 6,7 6. 7. ± (0.25 dB +5% of Atten. setting in dB) dB ± (0.4 dB +5% of Atten. setting in dB) dB Typical ± (0.6 dB +5% of Atten. setting in dB) dB Typical Handling Procedures Please observe the following precautions to avoid damage: VC1 VC2 VC3 VC4 Attenuation (dB) 1 1 1 1 Reference IL 1 1 1 0 1 Static Sensitivity 1 1 0 1 2 1 0 1 1 4 0 1 1 1 8 0 0 0 0 15 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. 0 = 0 ± 0.2 V, 1 = +5 V @ 50 µA max. current total. VS = +5 V. Lead Free TSSOP-16 † 2 Reference Application Note M538 for lead-free solder reflow recommendations. 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 Digital Attenuator, 4-Bit, Single Control, 15 dB 0.5 - 4.0 GHz MAATSS0019 V2 Typical Performance Curves Insertion Loss Relative Attenuation 16 5 14 4 12 10 3 8 2 6 4 1 2 0 0 0 1 2 3 4 0 1 2 3 4 Frequency (GHz) Frequency (GHz) Output Return Loss Input Return Loss 0 0 IL 1 dB 2 dB 4 dB 8 dB 15 dB -10 -10 -20 -20 -30 IL 1 dB 2 dB 4 dB 8 dB 15 dB -30 -40 -40 0 1 2 3 4 0 1 2 3 4 3 4 Frequency (GHz) Frequency (GHz) Attenuation Accuracy Input IP3 50 0.8 1 dB 2 dB 4 dB 8 dB 15 dB 0.6 0.4 45 0.2 40 0 -0.2 IL 1 dB 2 dB 4 dB 8 dB 15 dB 35 -0.4 30 -0.6 0 1 2 3 4 Frequency (GHz) 0 1 2 Frequency (GHz) 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. • 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.