digital attenuator, 4-bit, single control, 15 db 0.5 - 4.0 ghz rev. v3 maatss0019 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 1 advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. 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. commitment to produce in volume is not guaranteed. features ? single control cmos logic for each bit ? attenuation: 1 db steps to 15 db ? low dc power consumption: 50 w ? lead-free tssop-16 package ? 100% matte tin plating over copper ? halogen-free ?green? mold compound ? rohs* compliant and 260c reflow compatible description the m/a-com maatss0019 is a 4 bit, 1 db step gaas mmic digital attenuator in a lead-free tssop- 16 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. the maatss0019 is fabricated using a mature 1 micron gaas mesfet process. the process features full chip passivation for increased performance and reliability. pin configuration pin no. function pin no. function 1 ground 9 rf port 2 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 functional schematic 3,4 ordering information 1,2 part number package maatss0019 bulk packaging MAATSS0019TR 1000 piece reel maatss0019smb sample board * restrictions on hazardous substanc es, european union directive 2002/95/ec. 1. reference application note m513 for reel size information. 2. all sample boards include 5 loose parts. 3. required external blocking caps shown. 4. vs can be applied at rf1 or rf2 using a 10k ? or greater pull-up resistor.
digital attenuator, 4-bit, single control, 15 db 0.5 - 4.0 ghz rev. v3 maatss0019 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 2 advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. 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. commitment to produce in volume is not guaranteed. electrical specifications: t a = 25c 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 (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 vswr 0.5 - 2.0 ghz 2.0 - 4.0 ghz ratio ratio ? ? 1.3:1 1.3:1 ? ? trise, tfall ? s ? 2.5 ? ton, toff ? s ? 1.0 ? input p1db > 0.5 ghz dbm ? 24 ? ip 2 measured relative to input power, two tone input up to 5 dbm, 5 mhz spacing > 0.5 ghz dbm ? 80 ? ip 3 measured relative to input power, two tone input up to 5 dbm, 5 mhz spacing > 0.5 ghz dbm ? 47 ? 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. truth table 7,8 vc1 vc2 vc3 vc4 attenuation (db) 1 1 1 1 reference il 1 1 1 0 1 1 1 0 1 2 1 0 1 1 4 0 1 1 1 8 0 0 0 0 15 7. 0 = 0 0.2 v, 1 = +5 v @ 50 a max. current total. 8. vs = +5 v. absolute maximum ratings 5,6 parameter absolute maximum input power 50 mhz 500 - 4000 mhz +27 dbm +34 dbm control voltage +8 v, -1.0 v operating temperature -40c to +85c storage temperature -65c to +150c 5. exceeding any one or combination of these limits may cause permanent damage to this device. 6. m/a-com does not recommend sustained operation near these survivability limits.
digital attenuator, 4-bit, single control, 15 db 0.5 - 4.0 ghz rev. v3 maatss0019 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 3 advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. 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. commitment to produce in volume is not guaranteed. typical performance curves relative attenuation input return loss attenuation accuracy input ip3 output return loss insertion loss 0 2 4 6 8 10 12 14 16 01234 frequency (ghz) -40 -30 -20 -10 0 01234 il 1 db 2 db 4 db 8 db 15 db frequency (ghz) -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 01234 1 db 2 db 4 db 8 db 15 db frequency (ghz) -40 -30 -20 -10 0 01234 il 1 db 2 db 4 db 8 db 15 db frequency (ghz) 0 1 2 3 4 5 01234 frequency (ghz) 30 35 40 45 50 01234 il 1 db 2 db 4 db 8 db 15 db frequency (ghz)
digital attenuator, 4-bit, single control, 15 db 0.5 - 4.0 ghz rev. v3 maatss0019 ? north america tel: 800.366.2266 ? europe tel: +353.21.244.6400 ? india tel: +91.80.43537383 ? china tel: +86.21.2407.1588 visit www.macomtech.com for addi tional data sheets and product information. m/a-com technology solutions inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 4 advanced: data sheets contain information regarding a product m/a-com technology solutions is considering for development. performance is based on target specifications, simulated results, and/or prototype measurements. commitment to develop is not guaranteed. 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. commitment to produce in volume is not guaranteed. lead free tssop-16 ? ? reference application note m538 for l ead-free solder reflow recommendations. meets jedec moisture sensitivity level 1 requirements.
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