RoHS Compliant Digital Attenuator, 30 dB, 4-Bit DC - 2.0 GHz Features • • • • • • • • • • MAADSS0009 V1 Functional Schematic Attenuation 2-dB Steps to 30 dB High Accuracy Low Intermodulation Product: +50 dBm IP3 Low DC Power Consumption: 50 µW Temperature Stability +/-0.15 dB: -40°C to +85°C Lead-Free SOIC-16 Plastic Package 100% Matte Tin Plating over Copper Halogen-Free “Green” Mold Compound 260°C Reflow Compatible RoHS* Compliant Version of AT-220 RF1 16 GND GND GND 15 14 13 16 dB GND GND 12 8 dB GND RF2 10 9 11 4 dB 2 dB Description M/A-COM’s MAADSS0009 is a 4-bit, 2-dB step GaAs MMIC digital attenuator in a lead-free SOIC 16-lead surface mount plastic package. The MAADSS0009 is ideally suited for use where high accuracy, fast switching, very low power consumption and low intermodulation products are required. Typical applications include radio and cellular equipment, wireless LANs, GPS equipment and other Gain/Level Control circuits. MAADSS0009 Lead-Free SOIC 16-Lead MAADSS0009TR-3000 3000 piece reel 3 4 5 6 7 8 VC1 VC1 VC2 VC2 VC3 VC3 VC4 VC4 Pin No. Function 1 VC1 9 RF2 2 VC1 10 GND 3 VC2 11 GND 4 VC2 12 GND 5 VC3 13 GND 6 VC3 14 GND 7 VC4 15 GND 8 VC4 16 RF1 Ordering Information1 Package 2 Pin Configuration The MAADSS0009 is fabricated with a monolithic GaAs MMIC using a mature 1-micron process. The process features full chip passivation for increased performance and reliability. Part Number 1 Pin No. Function Absolute Maximum Ratings 2,3 1. Reference Application Note M513 for reel size information. Parameter Absolute Maximum Input Power 50 MHz 500-2000 MHz +27 dBm +34 dBm Control Voltage -8.5 V ≤ VC ≤ 5V 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 Digital Attenuator, 30 dB, 4-Bit DC - 2.0 GHz MAADSS0009 V1 Electrical Specifications: TA = 25°C, VC = 0 V / -5 V, Z0 = 50 Ω Parameter Test Conditions Units Min. Typ. Max. Insertion Loss (reference state) DC - 0.5 GHz DC - 1.0 GHz DC - 2.0 GHz dB dB dB — — — 1.5 1.6 1.8 1.7 1.8 2.1 Attenuation Accuracy 4 DC - 1.0 GHz DC - 2.0 GHz ± (0.15 dB + 3% of Atten Setting in dB) dB ± (0.30 dB + 4% of Atten Setting in dB) dB VSWR — 1.2:1 — Trise, Tfall 10% to 90% RF, 90% to 10% RF nS — 12 — Ton, Toff 50% Control to 90% RF, 50% Control to 10% RF nS — 18 — Transients In-Band mV — 25 — 1 dB Compression Input Power, 0.05 GHz Input Power, 0.5 - 2.0 GHz dBm dBm — — 20 28 — — IP2 Measured Relative to Input Power (For two-tone input power up to +5 dBm) 0.05 GHz 0.5 - 2.0 GHz dBm dBm — — 45 68 — — Measured Relative to Input Power (For two-tone input power up to +5 dBm) 0.05 GHz 0.5 - 2.0 GHz dBm dBm — — 40 50 — — |VC| = 5 V µA — IP3 Control Current 4. Ratio 100 Attenuation accuracy specifications apply with negative bias control and low inductance grounding. Lead-Free SOIC-16† Truth Table 5 Control Inputs VC4 VC4 VC3 5. † VC3 VC2 VC2 VC1 VC1 Attenuation (dB) 1 0 1 0 1 0 1 0 Reference State 0 1 1 0 1 0 1 0 2 dB 1 0 0 1 1 0 1 0 4 dB 1 0 1 0 0 1 1 0 8 dB 1 0 1 0 1 0 0 1 16 dB 0 1 0 1 0 1 0 1 30 dB 0 = -0.2 V to 0 V, 1 = -8 V to -5 V. Reference Application Note M538 for lead-free solder reflow recommendations. 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 Digital Attenuator, 30 dB, 4-Bit DC - 2.0 GHz MAADSS0009 V1 Typical Performance Curves Insertion Loss Attenuation 3 0 -5 -10 2 -15 1 -20 +25°C -40°C +85°C -25 0 0.0 -30 0.5 1.0 1.5 0.0 2.0 0.5 1.5 2.0 1.5 2.0 Attenuation Accuracy VSWR 2.0 1.8 1.0 Frequency (GHz) Frequency (GHz) 1.5 IL 2 dB 4 dB 8 dB 16 dB AttenDev 2 AttenDev4 Attendev8 AttenDev16 AttenDev30 1.0 0.5 1.6 0.0 1.4 -0.5 -1.0 1.2 1.0 0.0 0.5 1.0 1.5 2.0 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. -1.5 0.0 0.5 1.0 Frequency (GHz) • 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.