9 mixers - s ub-harmonic - sm t 9 - 1 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com hmc798lc4 gaas mmic sub-harmonic smt mixer, 24 - 34 ghz v03.0110 general description features functional diagram the hmc 798l c 4 is a 24 - 34 g h z s ub-harmonically pumped (x2) mmic m ixer with an integrated l o amplifer in a leadless r o hs compliant sm t package. the 2l o to r f isolation is excellent at 30 d b , eliminating the need for additional fltering. the l o amplifer is a single bias +5v design with a nominal +4 d b m drive requirement. the r f and l o ports are matched to 50 o hms for ease of use while the i f covers d c to 4 g h z. the hmc 798l c 4 eliminates the need for wire bonding, allowing use of surface mount manufacturing techniques. i ntegrated l o a mplifer: +4 d b m i nput s ub- h armonically pumped (x2) l o wideband i f: d c - 4 g h z s ingle positive s upply: +5v @ 95m a 24 lead 4x4mm sm t package: 16mm2 electrical specifcations, t a = +25c, vcc = 5v typical applications the hmc 798l c 4 is ideal for: ? point-to-point r adios ? point-to- m ulti-point r adios & v sa t ? test e quipment & s ensors ? m ilitary e nd- u se ? sa t com parameter if = 1 ghz l o = 4 dbm if = 1 ghz l o = 4 dbm units min. typ. max. min. typ. max. frequency r ange, rf 24 - 29.5 29.5 - 34 ghz frequency r ange, l o 12 - 16 13.5 - 17.75 ghz frequency r ange, if dc - 4 dc - 4 ghz c onversion loss 11 13 10 12 db 2l o to rf isolation 25 30 20 25 db 2l o to if isolation 45 35 db ip3 (input) 17 20 19 22 dbm 1 db c ompression ( input) 10 12 dbm s upply c urrent (idd) 95 125 95 125 ma *unless otherwise noted, all measurements performed as upconverter, if= 1 ghz, lo = 4 dbm
9 mixers - s ub-harmonic - sm t 9 - 2 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com conversion gain vs. temperature, lsb conversion gain vs. temperature, usb conversion gain vs. lo drive, lsb isolations hmc798lc4 v03.0110 gaas mmic sub-harmonic smt mixer, 24 - 34 ghz input ip3 vs. lo drive input ip3 vs. temperature -20 -18 -16 -14 -12 -10 -8 -6 -4 23 24 25 26 27 28 29 30 31 32 33 34 35 +25 c +85 c -40 c frequency (ghz) conversion gain (db) -20 -18 -16 -14 -12 -10 -8 -6 -4 23 24 25 26 27 28 29 30 31 32 33 34 35 6 dbm 4 dbm 2 dbm frequency (ghz) conversion gain (db) 10 12 14 16 18 20 22 24 23 24 25 26 27 28 29 30 31 32 33 34 35 6 dbm 4 dbm 2 dbm frequency (ghz) iip3 (dbm) -20 -18 -16 -14 -12 -10 -8 -6 -4 23 24 25 26 27 28 29 30 31 32 33 34 35 +25 c +85 c -40 c frequency (ghz) conversion gain (db) -70 -60 -50 -40 -30 -20 -10 0 23 24 25 26 27 28 29 30 31 32 33 34 35 2lo/rf 2lo/if lo/rf if/rf lo/if frequency (ghz) isolation (db) 10 12 14 16 18 20 22 24 23 24 25 26 27 28 29 30 31 32 33 34 35 +25 c +85 c -40 c frequency (ghz) iip3 (dbm)
9 mixers - s ub-harmonic - sm t 9 - 3 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com input ip2 vs. lo drive input ip2 vs. temperature input p1db vs. temperature, lsb input p1db vs. temperature, usb * two-tone input power = 0 dbm each tone, 1 mhz spacing. hmc798lc4 v03.0110 gaas mmic sub-harmonic smt mixer, 24 - 34 ghz conversion gain vs. if frequency, usb conversion gain vs. if frequency, lsb 40 45 50 55 60 65 70 75 80 23 24 25 26 27 28 29 30 31 32 33 34 35 6 dbm 4 dbm 2 dbm frequency (ghz) iip2 (dbm) 0 2 4 6 8 10 12 14 16 18 24 25 26 27 28 29 30 31 32 33 34 +25 c +85 c -40 c frequency (ghz) p1db (dbm) 40 45 50 55 60 65 70 75 80 23 24 25 26 27 28 29 30 31 32 33 34 35 +25 c +85 c -40 c frequency (ghz) iip2 (dbm) 0 2 4 6 8 10 12 14 16 18 24 25 26 27 28 29 30 31 32 33 34 +25 c +85 c -40 c frequency (ghz) p1db (dbm) -20 -18 -16 -14 -12 -10 -8 -6 -4 23 24 25 26 27 28 29 30 31 32 33 34 35 1000 mhz 2000 mhz 3750 mhz rf frequency (ghz) conversion gain (db) -20 -18 -16 -14 -12 -10 -8 -6 -4 23 24 25 26 27 28 29 30 31 32 33 34 35 1000 mhz 2000 mhz 3750 mhz rf frequency (ghz) conversion gain (db)
9 mixers - s ub-harmonic - sm t 9 - 4 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com rf return loss lo return loss if return loss hmc798lc4 v03.0110 gaas mmic sub-harmonic smt mixer, 24 - 34 ghz mxn spurious outputs @ rf port, vdd = 5v nl o m i f 2 1 0 -3 68 -2 53 71 66 -1 0 49 32 0 1 31 1 1 45 31 2 54 66 65 3 66 i f = 2 g h z @ -10 d b m l o = 15 g h z @ 4 d b m a ll values in d b c below i f power level (2l o - 1 i f) m easured as upconverter -20 -16 -12 -8 -4 0 20 22 24 26 28 30 32 34 36 38 40 25 c 85 c -40 c frequency (ghz) return loss (db) -20 -16 -12 -8 -4 0 0 1 2 3 4 5 +25 c +85 c -40 c frequency (ghz) return loss (db) -30 -25 -20 -15 -10 -5 0 8 9 10 11 12 13 14 15 16 17 18 19 20 +25 c +85 c -40 c frequency (ghz) return loss (db)
9 mixers - s ub-harmonic - sm t 9 - 5 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com outline drawing no t es : 1. p ac k a g e bo dy ma t eria l: a l umina . 2. l ea d an d g roun d p a ddl e pl a t in g: g o ld fl ash o v er nic k e l. 3. d imensions are in inches ( mi ll ime t ers ). 4. l ea d s p acin g to l erance is non - cumu l a t i v e . 5. charac t ers to be he lv e t ica me d ium , .025 hi g h , b l ac k in k, or l aser mar k l oca t e d a pp rox . as sho w n . 6. p ac k a g e w ar p sha ll no t excee d 0.05 mm d a t um C c C 7. a ll g roun d l ea d s an d g roun d p a ddl e mus t be so ld ere d to p cb r f g roun d. absolute maximum ratings r f / i f i nput (vdd = +5v) +13 d b m l o drive (vdd = +5v) +10 d b m vdd 5.5v c hannel temperature 175 c c ontinuous pdiss (ta = 85 c ) (derate 8.33 mw/ c above 85 c ) 0.75 mw thermal r esistance (junction to ground paddle) 119 c /w s torage temperature -65 to +150 c o perating temperature -40 to +85 c e l ec t ros t a t ic sensi t i v e de v ice obser v e han dl in g p recau t ions hmc798lc4 v03.0110 gaas mmic sub-harmonic smt mixer, 24 - 34 ghz
9 mixers - s ub-harmonic - sm t 9 - 6 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com pin descriptions pin n umber function description i nterface s chematic 1, 4, 6, 7, 9, 12 - 14, 16, 18, 19, 24 g n d these pins and package bottom must be connected to r f/d c ground. 2, 3, 10, 17, 20 - 23 n / c n o connection required. the pins are not connected internally; however, all data shown herein was measured with these pins connected to r f/d c ground externally. 5 i f this pin is d c coupled and should be d c blocked externally using a series capacitor whose value has been chosen to pass the necessary i f frequency range. a ny applied d c voltage to this pin will result in die non-function and possible die failure. 8 r f this pin is d c coupled and matched to 50 o hms. 11 vcc power supply for the l o a mplifer. 15 l o this pin is d c blocked and matched to 50 o hms. hmc798lc4 v03.0110 gaas mmic sub-harmonic smt mixer, 24 - 34 ghz
9 mixers - s ub-harmonic - sm t 9 - 7 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com hmc798lc4 v03.0110 gaas mmic sub-harmonic smt mixer, 24 - 34 ghz evaluation pcb i tem description j1 - j3 p cb m ount sma r f c onnector j2, j3 p cb m ount sri k c onnector j4, j5 d c pin c 1 100 pf c apacitor, 0402 pkg. c 2 10,000 pf c apacitor, 0603 pkg. c 3 4.7 f tantalum c apacitor, c ase a u 1 hmc 798l c 4 m ixer p cb [2] 126598 e valuation p cb [1] r eference this number when ordering complete evaluation p cb [2] c ircuit b oard m aterial: a rlon 25f r or r ogers 4350 the circuit board used in this application should use r f circuit design techniques. s ignal lines should have 50 o hm impedance while the package ground leads and exposed paddle should be connected directly to the ground plane similar to that shown. a sufficient number of via holes should be used to connect the top and bottom ground planes. the evaluation board should be mounted to an appropriate heat sink. the evaluation circuit board shown is available from h ittite upon request. list of materials for evaluation pcb 126601 [1]
9 mixers - s ub-harmonic - sm t 9 - 8 for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com notes: hmc798lc4 v03.0110 gaas mmic sub-harmonic smt mixer, 24 - 34 ghz
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