features 1 of 9 optimum technology matching? applied gaas hbt ingap hbt gaas mesfet sige bicmos si bicmos sige hbt gaas phemt si cmos si bjt gan hemt rf micro devices?, rfmd?, optimum technology matching?, enabling wireless connectivity?, powerstar?, polaris? total radio? and ultimateblue? are trademarks of rfmd, llc. bluetooth is a trade- mark owned by bluetooth sig, inc., u.s.a. and licensed for use by rfmd. all other trade names, trademarks and registered tradem arks are the property of their respective owners. ?2006, rf micro devices, inc. product description 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . inp hbt ldmos rf mems 9 RFFC0085 out-of-band tuner the RFFC0085 is a downconverter design ed to be used as an out-of-band tuner for use in catv set-top box and digital cable ready tv applications. the RFFC0085 consists of an input agc amplifier, mixer, and a video/agc amplifier. this device offers optimum performance with low power con- sumption and low distortion. this product is rohs compliant. vdd mxout - 2 rf in - 1 3 rf in + 4 gnd gnd 5 6 7 8 lo - lo + mxout + 16 gnd 15 if in + 14 if in - 13 vagc if out + ifout - vdd 9 12 10 11 ? 3.3v single supply operation ? low power consumption (345mw) ? low distortion: -53dbc at 1v pp ? 77 db total conversion gain ? 55db total gain control range ? low lo-rf leakage applications ? cable set-top boxes ? digital cable ready televi- sions ds100219 package: qfn, 16-pin, 3mm x 3mm RFFC0085out- of-band tuner parameter specification unit condition min. typ. max. rf input frequency range 50 150 mhz high side lo lo input frequency range 80 220 mhz high side lo maximum conversion gain 77 db includes saw filter loss at v agc =3.0v agc voltage 0 3 v agc dynamic range 50 55 db v agc =0v to 3.0v third order intermodulation 53 60 dbc 1v pp differential output, 1k load if output level 1 2 v pp differential output, 1k load noise figure 15 16.5 db v agc =3.0v lo leakage at the rf port -87 db supply voltage 3.0 3.3 3.6 v supply current 106 123 ma v agc =3.0v 104 123 ma v agc =0.0v test conditions: t a =25c, v dd =3.3v, unless otherwise specified
2 of 9 ds100219 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFFC0085 typical performance curves absolute maximum ratings parameter rating unit supply voltage (v dd ) -0.3 to +3.6 v operating temperature (t op ) -40 to +85 c storage temperature (t stg ) -65 to +150 c junction temperature (t j )99c rf input (v agc =0v dc ) for an if out=1v p-p 30 dbmv rf input (v agc =3v dc ) for an if out=1v p-p -24 dbmv operation of this device beyond any one of these limits may cause permanent dam- age. for reliable continuous operation, the device voltage and current must not exceed the maximum operating values specified in the table on page one. caution! esd sensitive device. exceeding any one or a combination of the absolute maximum rating conditions may cause permanent damage to the device. extended application of absolute maximum rating conditions to the device may reduce device reliability. specified typical perfor- mance or functional operation of the devi ce under absolute maximum rating condi- tions is not implied. rohs status based on eudirective2002/95/ec (at time of this document revision). the information in this publication is believed to be accurate and reliable. however, no responsibility is assumed by rf micro devices, inc. ("rfmd") for its use, nor for any infringement of patents, or other rights of third parties, resulting from its use. no license is granted by implication or otherwise under any patent or patent rights of rfmd. rfmd reserves the right to change component circuitry, recommended appli- cation circuitry and specifications at any time without prior notice. 72 73 74 75 76 77 78 79 80 81 82 70 80 90 100 110 120 130 gain (db) rf (mhz) conversion gain versus rf v agc =3.0v -60.0 -50.0 -40.0 -30.0 -20.0 -10.0 0.0 0.0 50.0 100.0 150.0 200.0 250.0 300.0 350.0 output (dbm) frequency (mhz) if output versus frequency rf =130mhz agc=3.0v 10 20 30 40 50 60 70 80 90 0.0 0.5 1.0 1.5 2.0 2.5 3.0 gain (db) agc (v) conversion gain versus agc rf=100mhz 0 5 10 15 20 25 30 35 40 0.00.51.01.52.02.53.0 noise figure (db) agc (v) noise figure versus agc
3 of 9 ds100219 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFFC0085 typical performance curves (continued) 72 73 74 75 76 77 78 79 80 81 82 -10 -5 0 5 10 gain (db) lo power (dbm) conversion gain versus lo power 10 20 30 40 50 60 70 80 90 0.00.51.01.52.02.53.0 im3 (dbc) agc (v) im3 versus agc rf=100mhz pout ? = ? 2.0dbm -90 -85 -80 -75 -70 -65 100 120 140 160 180 200 output (dbm) frequency (mhz) lo leakage at rf versus lo frequency lo=0dbm agc=3.0v 0 20 40 60 80 100 120 0.00.51.01.52.02.53.03.54.0 current (ma) voltage (v) input voltage versus current 20 22 24 26 28 30 32 34 36 0.00.51.01.52.02.53.0 oip3 (dbm) agc (v) output ip3 versus agc rf ? = ? 100mhz p out = ? 2dbm
4 of 9 ds100219 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFFC0085 pin configuration pin function description 1mx out (-) mixer negative output. open drain. see application on page 5. 2, 12 vdd supply voltage, +3.3v 3rf in (+) rf amp positive input. input impedance, 1k single ended. see application on page 5. 4rf in(-) rf amp negative input. see application on page 5. 5, 6, 15 gnd rf ground pins. connect to ground plane with shortest possible length to minimize inductance. 7lo in (-) lo buffer negative input. 8lo in (+) lo buffer positive input. 9agc automatic gain control, min gain at agc=0v, max gain at agc=3.0v. 10 if out (-) video amp negative output. this pin and if out 2 form a 1k output impedance. open drain. see application on page 5. 11 if out (+) video amp positive output. see if out (+). 13 if in (-) video amp negative input. 14 if in (+) video amp positive input. 16 mx out (+) mixer positive output. open drain. see application on page 5. vagc rf in + rf in - if out + gnd gnd ifout - 5 vdd 6 7 8 lo - lo + vdd mxout + 16 gnd 15 if in + 14 if in - 13 1 mxout - 4 9 3 10 2 11 ep 12
5 of 9 ds100219 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFFC0085 *important application note the following low pass filter should proceed the RFFC0085 in all applications. this filter is used to reduce down stream interference. this low pass fi lter is not included on the RFFC0085 evaluation board. c4 13pf c6 15pf l2 100n h l4 68nh l6 68nh r2 180 75o rf in c2 4.3pf to RFFC0085 rf input (j3) c7 3.9pf c5 15pf c1 10pf c3 18pf component list for low pass filter: circuit symbol value c7 3.9pf c2 4.3pf c1 10pf c4 13pf c5, c6 15pf c3 18pf l4, l6 68nh l2 100nh r2 180 ohm
6 of 9 ds100219 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFFC0085 application circuit 5 6 7 8 16 15 14 13 1 4 9 3 10 2 11 12 0.1uf in+ in- out+ out- gnd x6959d 100 100 0.01uf 1000pf 1000pf 1000pf 1000pf 1uh 1uh 0.01uf 0.1uf 1000pf 1000pf 10 k 0.1uf v dd rf input local oscillator v dd rf output v dd
7 of 9 ds100219 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFFC0085 evaluation board schematic 5 6 7 8 16 15 14 13 1 4 9 3 10 2 11 12 c13 0.1uf in+ in- out+ out- gnd x6959d r14 100 r15 100 c3 0.01uf c4 1000pf j3 c11 1000pf c10 1000pf c9 1000pf j2 1 2 3 4 l2 1uh l1 1uh c5 0.01uf c12 0.1uf v dd j1 r1 470 c7 1000pf c6 1000pf r19 510 v dd r8 10 k c15 0.1uf r2 0 v dd f2 jp1 designator component type value manufacturer manufacturer's p/n c 3, c 5 capacitor 0.01uf murata electronics grm155r71e103ka01d c4, c6, c7, c9, c10, c11 capacitor 1000pf murata electronics grm155r71h102ka01e c12, c 13, c15 capacitor 0.1uf murata electronics grm155r71c 104ka88d r1 resistor 470 ohms panasonic erj-2gej471 r2 resistor 0 ohms panasonic erj-8gey0r00 r14, r15 resistor 100 ohms panasonic erj-2g ej 101 r19 resisto r 510 ohms panasonic erj-2g ej 511 r8 resisto r 10k ohms panasonic erj-2g ej 103 l 1, l2 chip bead 1uh steward hz0402b102r-10 f2 s aw filt er 44mhz epcos b39440-x6959-n201 j p1 connector dc samtec tsw-104-08-s-s j1, j2, j3 connector sma gigalane paf-s05-008
8 of 9 ds100219 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFFC0085 evaluation board layout package drawing dimensions in inches (millimeters) refer to drawing posted at www.rfmd.com for tolerances.
9 of 9 ds100219 7628 thorndike road, greensboro, nc 27409-9421 for sales or technical support, contact rfmd at (+1) 336-678-5570 or sales-support@rfmd.com . RFFC0085 ordering information part number description RFFC0085 25pc sample bag RFFC0085sb 5pc sample bag RFFC0085sr 100pc tape and reel RFFC0085tr7 2500pc tape and reel RFFC0085pck-410 RFFC0085 evaluation board and 5pc sample bag
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