digital attenuator 50.0 db, 6 - bit, ttl driver, dc - 2.4 ghz rev. v5 maad - 007080 1 1 m/a - com 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: https://www.macom.com/support 1 features ? attenuation: 1 db steps to 50 db ? single positive supply ? contains internal dc to dc converter ? low dc power consumption ? small footprint, jedec package ? integral ttl driver ? 50 ohm impedance ? lead - free csp - 1 package ? 100% matte tin plating over copper ? halogen - free green mold compound ? 260c reflow compatible ? rohs* compliant version of at90 - 1106 description the maad - 007080 is a gaas fet 6 - bit digital attenuator with integral ttl driver. step size is 1 db providing a 50 db total attenuation range. this device is in a pqfn plastic surface mount package. maad - 007080 is ideally suited for use where accuracy, fast speed, very low power consumption and low costs are required. for dual supply designs without switching noise, use maad - 007082 - 000100. ordering information part number package maad - 007080 - 00100 bulk packaging maad - 007080 - 001tr 1000 piece reel maad - 0007080 - 001tb sample test board note: reference application note m513 for reel size information. functional schematic pin configuration 1 pin no. function pin no. function 1 c16 17 nc 2 c8 18 nc 3 c4 19 +vcc 4 c2 20 nc 5 c1 21 cp 6 c32 22 nc 7 gnd 23 cp 8 nc 24 nc 9 nc 2 5 - vee 3 10 nc 2 2 6 gnd 11 gnd 2 7 rf2 12 rf1 2 8 gnd 13 gnd 29 nc 2 14 nc 30 - vee 3 15 nc 31 nc 16 nc 32 +vcc * restrictions on hazardous substances, european union directive 2002/95/ec. 1. the exposed pad centered on the package bottom must be connected to rf and dc ground. (for pqfn packages) 2. pins 10 & 29 must be isolated 3. - vee is produced internally and requires a .1f cap to gnd. generated noise is typical of switching dc - dc converters.
digital attenuator 50.0 db, 6 - bit, ttl driver, dc - 2.4 ghz rev. v5 maad - 007080 2 2 m/a - com 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: https://www.macom.com/support 2 electrical specifications: t a = 25 c, z 0 = 50 ? parameter test conditions frequency units min typ max insertion loss dc - 2.4 ghz db 5.5 6.0 attenuation accuracy individual bits 1 - 2 - 4 - 8 - 16 - 32 db any combination of bits 1 to 50 db dc - 2.4 ghz dc - 2.4 ghz db (. 3 + 5 % of atten setting ) (. 5 + 8 % of atten setting ) vswr full range dc - 2.4 ghz ratio 1.8:1 2:1 switching speed 50% cntl to 90%/10% rf 10% to 90% or 90% to 10% ns 75 20 1 db compression 50 mhz 0.5 - 2.4 ghz dbm +21 +2 4 input ip 3 two - tone inputs up to +5 dbm 50 mhz 0.5 - 2. 4 ghz db +35 +48 vcc v 4.75 5.0 5.25 v il v ih low - level input voltage high - level input voltage v 0.0 2.0 0.8 5.0 lin (input leakage current) vin = v cc or gnd a - 1.0 1.0 icc 4 vcc min to max, logic 0 or 1 ma 6 10 turn - on current 5 for guaranteed start - up ma 125 icc (additional supply current per ttl input pin) v cc = max, vcntrl = v cc - 2.1 v ma 1.0 switching noise generated from dc - dc converter with recommended capacitors 3.5 mhz dbm - 93 thermal resistance jc c/w 15 4. during turn - on, the device requires an initial turn - on current. once operational, icc will drop to the specified levels. 5. the dc - dc converter is guaranteed to start in 100 s as long as the power supplies can provide a minimum of 100 ma turn - on curr ent. absolute maximum ratings 6,7 parameter absolute maximum input power 0 .05 ghz 0.5 - 2.4 ghz +27 dbm +34 dbm v cc - 0.5v v cc +6.0v vin 8 - 0.5v vin v cc + 0.5v operating temperature - 40oc to +85oc storage temperature - 65oc to +125oc 6. exceeding any one or combination of these limits may cause permanent damage to this device. 7. macom does not recommend sustained operation near these survivability limits. 8. standard cmos ttl interface, latch - up will occur if logic signal is applied prior to power supply. recommended pcb configuration 9 9. application note s2083 is available at www.macom.com.
digital attenuator 50.0 db, 6 - bit, ttl driver, dc - 2.4 ghz rev. v5 maad - 007080 3 3 m/a - com 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: https://www.macom.com/support 3 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. moisture sensitivity the msl rating for this part is defined as level 2 per ipc/jedec j - std - 020. parts shall be stored and/or baked as required for msl level 2 parts. truth table (digital attenuator ) c32 c16 c8 c4 c2 c1 attenuation 0 0 0 0 0 0 loss, reference 0 0 0 0 0 1 1.0 db 0 0 0 0 1 0 2 .0 db 0 0 0 1 0 0 4 .0 db 0 0 1 0 0 0 8 .0 db 0 1 0 0 0 0 16 .0 db 1 0 0 0 0 0 32 . 0 db 1 1 0 0 1 0 50.0 db 0 = ttl low; 1 = ttl high vswr @ insertion loss attenuation error, 1 db bit attenuation error, 2 db bit typical performance curves insertion loss 3.0 4.0 5.0 6.0 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) loss (db) 1.0 1.3 1.6 1.9 2.2 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) vswr inp ut out p ut -0.2 -0.1 0.0 0.1 0.2 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) attenuation error (db) -0.1 0.0 0.1 0.2 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) attenuation error (db)
digital attenuator 50.0 db, 6 - bit, ttl driver, dc - 2.4 ghz rev. v5 maad - 007080 4 4 m/a - com 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: https://www.macom.com/support 4 attenuation error, 8 db bit attenuation error, 16 db bit attenuation error, 32 db bit typical performance curves attenuation error, max. attenuation vswr, 1 db bit attenuation error, 4 db bit -0.1 0.0 0.1 0.2 0.3 0.4 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) attenuation error (db) -0.2 -0.1 0.0 0.1 0.2 0.3 0.4 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) attenuation error (db) -0.6 -0.2 0.2 0.6 1.0 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) attenuation error (db) -0.6 -0.2 0.2 0.6 1.0 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) attenuation error (db) -3.5 -1.5 0.5 2.5 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) attenuation error (db) 1.0 1.2 1.4 1.6 1.8 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) vswr inp ut out p ut
digital attenuator 50.0 db, 6 - bit, ttl driver, dc - 2.4 ghz rev. v5 maad - 007080 5 5 m/a - com 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: https://www.macom.com/support 5 vswr, 4 db bit vswr, 8 db bit vswr, 16 db bit typical performance curves vswr, 32 db bit vswr, maximum attenuation vswr, 2 db bit 1.0 1.2 1.4 1.6 1.8 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) vswr inp ut out p ut 1.0 1.2 1.4 1.6 1.8 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) vswr i nput out put 1.0 1.2 1.4 1.6 1.8 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) vswr inp ut out p ut 1.0 1.2 1.4 1.6 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) vswr inp ut out p ut 1.00 1.20 1.40 1.60 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) vswr inp ut out p ut 1.0 1.2 1.4 1.6 0 400 800 1200 1600 2000 2400 fre que ncy (mhz ) vswr inp ut out p ut
digital attenuator 50.0 db, 6 - bit, ttl driver, dc - 2.4 ghz rev. v5 maad - 007080 6 6 m/a - com 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: https://www.macom.com/support 6 maximum ip3 over temperature range and attenuation @ 950 mhz maximum ip3 over temperature range and attenuation @ 1900 mhz typical performance curves maximum ip3 over temperature range and attenuation @ 50 mhz 20 30 40 50 loss 1 2 4 8 16 32 50 atte nuation (db) ip3 (dbm) 20 30 40 50 loss 1 2 4 8 16 32 50 atte nuation (db) ip3 (dbm) 20 30 40 50 loss 1 2 4 8 16 32 50 atte nuation (db) ip3 (dbm)
digital attenuator 50.0 db, 6 - bit, ttl driver, dc - 2.4 ghz rev. v5 maad - 007080 7 7 m/a - com 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: https://www.macom.com/support 7 ? reference application note m538 for lead - free solder reflow recommendations. csp - 1, lead - free 4 x 6 mm, 32 - lead pqfn ?
digital attenuator 50.0 db, 6 - bit, ttl driver, dc - 2.4 ghz rev. v5 maad - 007080 8 8 m/a - com 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: https://www.macom.com/support 8 m/a - com technology solutions inc. all rights reserved. information in this document is provided in connection with m/a - com technology solutions inc ("macom") products. these materials are provided by macom as a service to its customers and may be used for informational purposes only. except as provided in macom's terms and conditions of sale for such products or in any separate agreement related to this document, macom assumes no liability whatsoever. macom assumes no responsibility for errors or omissions in these materials. macom may make changes to specifications and product descriptions at any time, without notice. macom makes no commitment to update the information and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to its specifications and product descriptions. no license, express or implied, by estoppels or otherwise, to any intellectual property rights is granted by this document. these materials are provided "as is" without warranty of any kind, either express or implied, relating to sale and/or use of macom products including liability or warranties relating to fitness for a particular purpose, consequential or incidental damages, merchantability, or infringement of any patent, copyright or other intellectual property right. macom further does not warrant the accuracy or completeness of the information, text, graphics or other items contained within these materials. macom shall not be liable for any special, indirect, incidental, or consequential damages, including without limitation, lost revenues or lost profits, which may result from the use of these materials. macom products are not intended for use in medical, lifesaving or life sustaining applications. macom customers using or selling macom products for use in such applications do so at their own risk and agree to fully indemnify macom for any damages resulting from such improper use or sale.
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