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20 mhz to 1.0 ghz if gain block ADL5535 rev. 0 information furnished by analog devices is believed to be accurate and reliable. however, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. one technology way, p.o. box 9106, norwood, ma 02062-9106, u.s.a. tel: 781.329.4700 www.analog.com fax: 781.461.3113 ?2010 analog devices, inc. all rights reserved. features fixed gain of 16 db operation from 20 mhz to 1.0 ghz input and output internally matched to 50 integrated bias control circuit oip3 45.5 dbm at 190 mhz 45.5 dbm at 380 mhz noise figure 3.2 db at 190 mhz 3.3 db at 380 mhz p1db of 18.9 dbm at 190 mhz single 5 v power supply low quiescent current of 97 ma msl-1 rated sot-89 package esd rating of 2 kv (class 2) pin-compatible with the 20 db gain adl5536 functional block diagram rfin gnd rfout 1 2 bias 3 gnd ADL5535 (2) 08674-001 figure 1. general description the ADL5535 is a 16 db linear amplifier that operates at frequencies up to 1 ghz. the device can be used in a wide variety of cellular, catv, military, and instrumentation equipment. the ADL5535 provides the highest dynamic range available from an internally matched if gain block. this is accomplished by providing extremely low noise figures and very high oip3 specifications simultaneously across the entire 1 ghz frequency range. the ADL5535 also provides extremely flat gain and p1db over frequency, which are stable over temperature, power supply, and from device to device. the device is internally matched to 50 at the input and output, making the ADL5535 very easy to implement in a wide variety of applications. only input/output ac coupling capacitors, power supply decoupling capacitors, and an external inductor are required for operation. the ADL5535 is fabricated on a gaas hbt process and has an esd rating of 2 kv (class 2). the device is assembled in an msl-1 rated sot-89 package that uses an exposed paddle for excellent thermal impedance. the ADL5535 consumes only 97 ma on a single 5 v supply and is fully specified for operation from ?40c to +85c. the ADL5535 is also pin-compatible with the 20 db gain adl5536 . fully populated evaluation boards are available for each amplifier.
ADL5535 rev. 0 | page 2 of 16 table of contents features .............................................................................................. 1 ? functional block diagram .............................................................. 1 ? general description ......................................................................... 1 ? revision history ............................................................................... 2 ? specifications ..................................................................................... 3 ? typical scattering parameters (s-parameters) ......................... 5 ? absolute maximum ratings ............................................................ 6 ? esd caution .................................................................................. 6 ? pin configuration and function descriptions ............................. 7 ? typical performance characteristics ............................................. 8 ? basic connections .......................................................................... 10 ? soldering information and recommended pcb land pattern ................................................................................ 10 ? acpr performance ........................................................................ 11 ? error vector magnitude (evm) performance ........................... 11 ? adc driving application ............................................................. 12 ? evaluation board ............................................................................ 13 ? outline dimensions ....................................................................... 14 ? ordering guide .......................................................................... 14 ? revision history 4/10revision 0: initial version
ADL5535 rev. 0 | page 3 of 16 specifications v cc = 5 v and t a = 25c, unless otherwise noted. table 1. parameter test conditions/comments min typ max unit overall function frequency range 20 1000 mhz frequency = 20 mhz gain 16.7 db output 1 db compression point (p1db) 17.7 dbm output third-order intercept (oip3) f = 1 mhz, output power (p out ) = 3 dbm per tone 41.5 dbm second harmonic p out = 0 dbm ?59.5 dbc third harmonic p out = 0 dbm ?93 dbc noise figure 3.0 db frequency = 70 mhz gain 16.5 db vs. frequency 50 mhz 0.33 db vs. temperature ?40c t a +85c 0.16 db vs. supply voltage 4.75 v to 5.25 v 0.04 db output 1 db compression point (p1db) 18.9 dbm output third-order intercept (oip3) f = 1 mhz, output power (p out ) = 3 dbm per tone 43.5 dbm second harmonic p out = 0 dbm ?64 dbc third harmonic p out = 0 dbm ?93 dbc noise figure 3.0 db frequency = 190 mhz gain 15.2 16.1 17.0 db vs. frequency 50 mhz 0.06 db vs. temperature ?40c t a +85c 0.17 db vs. supply voltage 4.75 v to 5.25 v 0.04 db output 1 db compression point (p1db) 17.8 18.9 dbm output third-order intercept (oip3) f = 1 mhz, output power (p out ) = 3 dbm per tone 45.5 dbm second harmonic p out = 0 dbm ?60.2 dbc third harmonic p out = 0 dbm ?84.3 dbc noise figure 3.2 db frequency = 380 mhz gain 15.0 15.8 16.5 db vs. frequency 50 mhz 0.08 db vs. temperature ?40c t a +85c 0.17 db vs. supply voltage 4.75 v to 5.25 v 0.05 db output 1 db compression point (p1db) 17.8 18.9 dbm output third-order intercept (oip3) f = 1 mhz, output power (p out ) = 3 dbm per tone 45.5 dbm second harmonic p out = 0 dbm ?61.9 dbc third harmonic p out = 0 dbm ?75 dbc noise figure 3.3 db frequency = 748 mhz gain 15.2 db vs. frequency 50 mhz 0.10 db vs. temperature ?40c t a +85c 0.20 db vs. supply voltage 4.75 v to 5.25 v 0.06 db output 1 db compression point (p1db) 18.9 dbm output third-order intercept (oip3) f = 1 mhz, output power (p out ) = 3 dbm per tone 42.0 dbm second harmonic p out = 0 dbm ?52.6 dbc third harmonic p out = 0 dbm ?68 dbc noise figure 3.2 db
ADL5535 rev. 0 | page 4 of 16 parameter test conditions/comments min typ max unit frequency = 900 mhz gain 15.1 db vs. frequency 50 mhz 0.11 db vs. temperature ?40c t a +85c 0.20 db vs. supply voltage 4.75 v to 5.25 v 0.06 db output 1 db compression point (p1db) 19.0 dbm output third-order intercept (oip3) f = 1 mhz, output power (p out ) = 3 dbm per tone 40.0 dbm second harmonic p out = 0 dbm ?59.3 dbc third harmonic p out = 0 dbm ?64.6 dbc noise figure 3.2 db frequency = 1000 mhz gain 14.9 db vs. frequency 50 mhz 0.11 db vs. temperature ?40c t a +85c 0.21 db vs. supply voltage 4.75 v to 5.25 v 0.07 db output 1 db compression point (p1db) 18.9 dbm output third-order intercept (oip3) f = 1 mhz, output power (p out ) = 3 dbm per tone 39.5 dbm second harmonic p out = 0 dbm ?51.4 dbc third harmonic p out = 0 dbm ?63.1 dbc noise figure 3.3 db power interface supply voltage (v cc ) 4.5 5.0 5.5 v supply current 97 115 ma vs. temperature ?40c t a +85c 2.0 ma power dissipation v cc = 5 v 0.5 w
ADL5535 rev. 0 | page 5 of 16 typical scattering parameters (s-parameters) v cc = 5 v, t a = 25c, and the effects of the test fixture have been de-embedded up to the pins of the device. table 2. frequency (mhz) s11 s21 s12 s22 magnitude (db) angle () magnitude (db) angle () magnitude (db) angle () magnitude (db) angle () 20 ?13.03 ?112.72 17.11 167.18 ?19.70 +10.45 ?14.78 ?125.49 70 ?18.32 ?152.93 16.33 171.17 ?19.67 +0.77 ?15.85 ?161.12 120 ?19.04 ?161.05 16.22 169.68 ?19.66 ?1.99 ?15.99 ?166.87 190 ?19.31 ?163.81 16.16 166.09 ?19.65 ?4.89 ?15.97 ?168.23 240 ?19.35 ?163.54 16.10 163.36 ?19.65 ?6.74 ?15.91 ?167.75 290 ?19.26 ?162.62 16.08 160.44 ?19.65 ?8.54 ?15.81 ?166.89 340 ?19.24 ?161.59 16.01 157.37 ?19.66 ?10.20 ?15.70 ?166.07 390 ?19.12 ?158.71 15.94 154.60 ?19.65 ?11.99 ?15.53 ?164.46 440 ?18.88 ?157.70 15.91 151.65 ?19.65 ?13.65 ?15.28 ?163.07 490 ?18.58 ?157.00 15.84 148.72 ?19.69 ?15.34 ?15.02 ?162.82 540 ?18.35 ?156.08 15.80 145.67 ?19.71 ?16.97 ?14.80 ?162.40 590 ?18.12 ?154.28 15.71 142.80 ?19.70 ?18.60 ?14.58 ?161.54 640 ?17.82 ?153.50 15.67 139.94 ?19.71 ?20.26 ?14.31 ?161.17 690 ?17.57 ?152.78 15.59 136.89 ?19.73 ?21.87 ?14.07 ?160.95 740 ?17.30 ?151.90 15.51 134.11 ?19.74 ?23.49 ?13.82 ?160.76 790 ?17.04 ?151.31 15.44 131.17 ?19.75 ?25.11 ?13.58 ?160.71 840 ?16.76 ?150.77 15.35 128.31 ?19.77 ?26.74 ?13.34 ?160.76 900 ?16.41 ?150.20 15.26 125.01 ?19.79 ?28.65 ?13.05 ?160.99 950 ?16.15 ?149.94 15.17 122.08 ?19.80 ?30.29 ?12.82 ?161.31 1000 ?15.87 ?149.69 15.08 119.42 ?19.82 ?31.88 ?12.59 ?161.67 1050 ?15.60 ?149.72 15.00 116.58 ?19.84 ?33.51 ?12.38 ?162.13 1100 ?15.35 ?149.61 14.89 113.89 ?19.86 ?35.10 ?12.17 ?162.71 1150 ?15.08 ?149.74 14.81 111.22 ?19.88 ?36.69 ?11.97 ?163.25 1200 ?14.86 ?149.84 14.70 108.43 ?19.90 ?38.29 ?11.79 ?163.86 1250 ?14.58 ?149.97 14.61 105.97 ?19.92 ?39.90 ?11.59 ?164.52 1300 ?14.35 ?150.33 14.52 103.20 ?19.94 ?41.52 ?11.41 ?165.22 1350 ?14.11 ?150.67 14.41 100.66 ?19.96 ?43.13 ?11.25 ?166.05 1400 ?13.90 ?151.10 14.32 98.10 ?19.99 ?44.68 ?11.08 ?166.79 1450 ?13.69 ?151.43 14.21 95.51 ?20.02 ?46.23 ?10.93 ?167.47 1500 ?13.46 ?151.86 14.11 93.03 ?20.04 ?47.82 ?10.78 ?168.33 1550 ?13.26 ?152.41 14.02 90.50 ?20.06 ?49.37 ?10.63 ?169.12
ADL5535 rev. 0 | page 6 of 16 absolute maximum ratings table 3. parameter rating supply voltage, v cc 6.5 v input power (referred to 50 ) 20 dbm internal power dissipation (paddle soldered) 650 mw ja (junction to air) 30.7c/w jc (junction to paddle) 5.0c/w maximum junction temperature 150c lead temperature (soldering, 60 sec) 240c operating temperature range ?40c to +85c storage temperature range ?65c to +150c stresses above those listed under absolute maximum ratings may cause permanent damage to the device. this is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. esd caution
ADL5535 rev. 0 | page 7 of 16 pin configuration and fu nction descriptions rfin gnd rfout 1 2 3 gnd ADL5535 top view (not to scale) (2) notes 1. the exposed paddle is internally connected to gnd and must be soldered to a low impedance ground plane. 08674-002 figure 2. pin configuration table 4. pin function descriptions pin o. nemonic description 1 rfin rf input. this pin requ ires a dc blocking capacitor. 2 gnd ground. connect this pin to a low impedance ground plane. 3 rfout rf output and supply voltage. a dc bias is provided to this pin through an inductor that is connected to the external power supply. the rf path requires a dc blocking capacitor. (2) exposed paddle exposed paddle. the exposed paddle is internally connec ted to gnd and must be soldered to a low impedance ground plane.
ADL5535 rev. 0 | page 8 of 16 typical performance characteristics 0 5 10 15 20 25 30 35 40 45 50 0 100 200 300 400 500 600 700 800 900 1000 nf, gain, p1db, oip3 (db, dbm) frequency (mhz) p1db gain oip3 nf 0 8674-003 figure 3. noise figure, gain, p1db, and oip3 vs. frequency 0 100 200 300 400 500 600 700 800 900 1000 gain (db) frequency (mhz) +25c ?40c +85c 08674-004 14.0 14.5 15.0 15.5 16.0 16.5 17.0 figure 4. gain vs. fr equency and temperature ?24 ?22 ?20 ?18 ?16 ?14 ?12 ?10 ?8 ?6 ? 4 0 100 200 300 400 500 600 700 800 900 1000 s-parameters (db) frequency (mhz) s11 s22 s12 08674-005 figure 5. input return loss (s11), output return loss (s22), and reverse isolation (s12) vs. frequency 32 34 36 38 40 42 44 46 48 50 52 54 17.0 17.2 17.4 17.6 17.8 18.0 18.2 18.4 18.6 18.8 19.0 19.2 0 100 200 300 400 500 600 700 800 900 1000 oip3 (dbm) p1db (dbm) frequency (mhz) +25c +25c ?40c ?40c +85c +85c 0 8674-006 figure 6. p1db and oip3 vs. frequency and temperature 28 30 32 34 36 38 40 42 44 46 48 ?8 ?6 ?4 ?2 0 2 4 6 8 10 12 14 oip3 (dbm) p out per tone (dbm) 20mhz 70mhz 190mhz 380mhz 748mhz 900mhz 1000mhz 08674-007 figure 7. oip3 vs. output power (p out ) and frequency 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 0 100 200 300 400 500 600 700 800 900 1000 noise figure (db) frequency (mhz) 08674-023 +25c +85c ?40c figure 8. noise figure vs. frequency and temperature
ADL5535 rev. 0 | page 9 of 16 ?100 ?90 ?80 ?70 ?60 ?50 ?40 ? 30 0 100 200 300 400 500 600 700 800 900 1000 second and third harmonics (dbc) frequency (mhz) third harmonic second harmonic 0 8674-009 figure 9. single-tone harmonics vs. frequency, p out = 0 dbm 0 10 20 30 40 50 60 70 80 90 100 15.5 15.7 15.9 16.1 16.3 16.5 16.7 percentage (%) gain (db) 08674-010 figure 10. gain distribution at 190 mhz 0 5 10 15 20 25 30 18.3 18.5 18.7 18.9 19.1 19.3 19.5 percentage (%) p1db (dbm) 0 8674-011 figure 11. p1db distribution at 190 mhz 0 5 10 15 20 25 30 35 40 40 41 42 43 44 45 46 47 48 49 50 51 52 percentage (%) oip3 (dbm) 08674-012 figure 12. oip3 distribution at 190 mhz, p out = 3 dbm 0 10 20 30 40 50 60 70 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 percentage (%) noise figure (db) 08674-013 figure 13. noise figure distribution at 190 mhz 70 75 80 85 90 95 100 105 110 115 ?40 ?30 ?20 ?10 0 10 20 30 40 50 60 70 80 90 supply current (ma) temperature (c) 5.25v 4.75v 5.00v 08674-014 figure 14. supply current vs. temperature
ADL5535 rev. 0 | page 10 of 16 basic connections the basic connections for operating the ADL5535 are shown in figure 15 . recommended components are listed in table 5 . the input and output should be ac-coupled with appropriately sized capacitors (device characterization was performed with 0.1 f capacitors). a 5 v dc bias is supplied to the amplifier through the bias inductor connected to rfout (pin 3). the bias voltage should be decoupled using a 1 f capacitor, a 1.2 nf capacitor, and a 68 pf capacitor. rfin gnd gnd rfout 1 2 3 c6 1f l1 470nh gnd rfout c5 c4 c2 c1 v c c rfin ADL5535 (2) 0.1f 1.2nf 68pf 0.1f 08674-015 figure 15. basic connections soldering information and recommended pcb land pattern figure 16 shows the recommended land pattern for the ADL5535. to minimize thermal impedance, the exposed paddle on the package underside, along with pin 2, should be soldered to a ground plane. if multiple ground layers exist, they should be stitched together using vias. for more information about land pattern design and layout, refer to the an-772 application note , a design and manufacturing guide for the lead frame chip scale package (lfcsp) . 1.80mm 3.48mm 5.56mm 0.20mm 0.62mm 0.86mm 3.00mm 1.50mm 1.27mm 08674-016 figure 16. recommended land pattern table 5. recommended components for basic connections frequency c1 c2 l1 c4 c5 c6 20 mhz to 1000 mhz 0.1 f 0.1 f 470 nh (coilcraft 0603ls-nx or equivalent) 68 pf 1.2 nf 1 f
ADL5535 rev. 0 | page 11 of 16 acpr performance figure 17 shows a plot of the adjacent channel power ratio (acpr) vs. p out for the ADL5535. the signal type used is a single wideband code division multiple access (w-cdma) carrier (test model 1-64). this signal is generated by a very low acpr source. acpr is measured at the output by a high dynamic range spectrum analyzer that incorporates an instru- ment noise-correction function. at an output power level of +8 dbm, acpr is still very low at ?65 dbc, making the device suitable for use in driver applications. 08674-024 ?85 ?80 ?75 ?70 ?65 ?60 ?55 ?50 ?45 ?40 ? 35 ?5?3?1135791113 acpr (dbc) p out (dbm) 380mhz 190mhz 190mhz source power output referred 380mhz source power output referred figure 17. acpr vs. p out , single w-cdma carrier (test model 1-64) at 190 mhz and 380 mhz error vector magnitude (evm) performance error vector magnitude (evm) is a measure used to quantify the performance of a digital radio transmitter or receiver. a signal received by a receiver has all constellation points at their ideal locations; however, various imperfections in the implementation (such as magnitude imbalance, noise floor, and phase imbalance) cause the actual constellation points to deviate from their ideal locations. the ADL5535 shows excellent performance when used with higher-order modulation schemes, such as a 16 qam. figure 18 illustrates the evm performance of the ADL5535 when driven with a 16 qam 10 msym/s signal. degradation of the evm performance starts to occur at an output power of +12 dbm. 08674-025 ?45 ?40 ?35 ?30 ?25 ? 20 4 6 8 10 12 14 16 18 evm (db) p out (dbm) 380mhz source power output referred 380mhz 190mhz 190mhz source power output referred figure 18. evm performance vs. p out with a 16 qam, 10 msym/s signal
ADL5535 rev. 0 | page 12 of 16 adc driving application the ADL5535 is a high linearity, fixed gain if amplifier suitable for use as an adc driver. figure 22 shows the schematic of the ADL5535 driving the ad9268 16-bit analog-to-digital converter (adc). the ADL5535 has a single-ended input and output imped- ance of 50 . a 1:1 impedance transformer, along with termination resistors and series ferrite beads, are used to present a 50 load for the antialiasing filter interface. the filter interface between the ADL5535 and the ad9268 is a sixth-order butterworth low-pass filter. the interface provides a 50 mhz, 1 db bandwidth centered around 175 mhz. following the sixth-order filter, a shunt lc tank circuit was inserted to further reduce the low frequency response of the filter, giving more of a band-pass response to the filter. the normalized wideband response is shown in figure 19. 08674-021 ?45 ?40 ?35 ?30 ?25 ?20 ?15 ?10 ?5 0 5 0 50 100 150 200 250 300 350 400 normalized response (dbfs) frequency (mhz) figure 19. normalized response of the adc interface shown in figure 22 08674-019 amplitude (dbfs) frequency (mhz) 605448 423630241812 06 0 ?15 ?30 ?45 ?75 ?90 ?60 ?105 ?120 ?135 sample frequency = 122.88mhz snrfs = 75.877db input frequency = 170mhz fundamental power = ?1.044dbfs second harmonic power = ?75.499dbc third harmonic power = ?80.003dbc noise floor = ?153.762dbfs/ hz 5 3 2 6 4 + figure 20. measured single-tone performance of the circuit shown in figure 22 08674-020 amplitude (dbfs) frequency (mhz) 6054484236 30 241812 06 0 ?15 ?30 ?45 ?75 ?90 ?60 ?105 ?120 ?135 fundamental1 = ?7.161dbfs fundamental2 = ?7.116dbfs imd (2f1 ? f2) = ?66.07dbc imd (2f2 ? f1) = ?67.588dbc noise floor = ?150.84dbfs/ hz f2 ? f1 f1 + f2 2f1 ? f2 2f2 ? f1 figure 21. measured two-tone performance of the circuit shown in figure 22 1 33? 33? 66 ? 66? 22pf 22nh 56nh 8pf 27pf 100pf 470nh 5 v 50? vcm vcm ADL5535 68nh 8.2pf 72nh maba-007159-000000 ferrite bead 10? at 100mhz 0.1f 0.1f ferrite bead 10? at 100mhz ad9268 vin+a vin?a 08674-022 figure 22. schematic of the ADL5535 driving the ad9268 16-bit adc
ADL5535 rev. 0 | page 13 of 16 evaluation board figure 23 shows the evaluation board layout, and figure 24 shows the schematic for the ADL5535 evaluation board. the board is powered by a single 5 v supply. the components used on the board are listed in table 6 . power can be applied to the board through clip-on leads (vcc and gnd). 0 8674-018 figure 23. evaluation board layout (top) rfin gnd gnd rfout 1 2 3 c6 1f l1 470nh gnd rfout c5 c4 c2 c1 v c c rfin ADL5535 (2) 0.1f 1.2nf 68pf 0.1f 08674-015 figure 24. evaluation board schematic table 6. evaluation board components component description default value c1, c2 ac coupling capacitors 0.1 f, 0402 l1 dc bias inductor 470 nh, 0603 (coilcraft 0603ls-nx or equivalent) vcc, gnd clip-on terminals for power supply c4 power supply decoupling capacitor 68 pf, 0603 c5 power supply decoupling capacitor 1.2 nf, 0603 c6 power supply decoupling capacitor 1 f, 1206
ADL5535 rev. 0 | page 14 of 16 outline dimensions * compliant to jedec standards to-243 with the exception of dimensions indicated by an asterisk. 4.25 3.94 4.60 4.40 * 1.75 1.55 1.50 typ 3.00 typ end view 2.60 2.30 1.20 0.75 12 (2) 3 2.29 2.14 * 0.56 0.36 * 0.52 0.32 1.60 1.40 0.44 0.35 12-18-2008-b figure 25. 3-lead small outline transistor package [sot-89] (rk-3) dimensions shown in millimeters ordering guide model 1 temperature range package description package option ADL5535arkz-r7 ?40c to +85c 3-lead sot-89, 7 tape and reel rk-3 ADL5535-evalz evaluation board 1 z = rohs compliant part.
ADL5535 rev. 0 | page 15 of 16 notes
ADL5535 rev. 0 | page 16 of 16 notes ?2010 analog devices, inc. all rights reserved. trademarks and registered trademarks are the prop erty of their respective owners. d08674-0-4/10(0)

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