for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com attenu a tors - digi t al - s m t 5 5 - 1 HMC800LP3E 10 db gaas mmic 1-bit digital positive control attenuator, dc - 10 ghz v00.0110 functional diagram electrical specifcations, t a = +25 c, with vdd = +5v & vctl = 0/+5v t he hmc800lp3 e is ideal for: ? t est e quipment and s ensors ? i s m, mmd s , wla n , wimax, wibro ? microwave r adio & v s a t ? cellular infrastructure 0.3 db t ypical s tep e rror low insertion loss: 2 db high ip3: +55 dbm s ingle control line tt l/cm os compatible control s ingle +5v s upply 16 lead 3x3 mm s m t package: 9 mm2 t he hmc800lp3 e is a broadband bidirectional 1-bit gaas ic digital attenuator in a low cost leadless surface mount package. t his single positive control line digital attenuator utilizes off chip ac ground capacitors for near dc operation, making it suitable for a wide variety of r f and if applications. covering dc to 10 ghz, the insertion loss is 2 db typical and attenuation accuracy is excellent at 0.3 db typical step error. t he attenuator also features a high input ip3 of +55 dbm. o ne tt l/cm os control input is used to select the attenuation state and a single vdd bias of +5v is required. parameter frequency min. t yp. max. u nits insertion loss dc - 4 ghz 4 - 8 ghz 8 - 10 ghz 1.0 2.0 2.5 2.0 3.0 3.5 db db db attenuation r ange dc - 10 ghz 10 db r eturn loss ( r f1 & r f2, both s tates) dc - 6 ghz 6 - 10 ghz 18 12 db db attenuation accuracy: ( r eferenced to insertion loss) dc - 6 ghz 6 - 10 ghz 0.2 0.3 0.4 0.6 db db input power for 0.1 db compression dc - 0.4 ghz 0.4 - 10 ghz 20 30* dbm input t hird o rder intercept point ( t wo- t one input power= 0 dbm e ach t one) dc - 0.4 ghz 0.4 - 10 ghz 45 55 dbm s witching characteristics t r i se , tfall (10/90% r f) t on , t o ff (50% c t l to 10/90% r f) dc - 10 ghz 120 150 ns ns typical applications features general description * for frequencies greater than 0.4 ghz, the 0.1 db compression point is greater than the absolute maximum r f input power of 30 dbm.
for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com attenu a tors - digi t al - s m t 5 5 - 2 input return loss output return loss insertion loss relative attenuation bit error vs. frequency relative phase vs. frequency HMC800LP3E v00.0110 10 db gaas mmic 1-bit digital positive control attenuator, dc - 10 ghz -5 -4 -3 -2 -1 0 0 2 4 6 8 10 12 +25 c +85 c -40 c insertion loss (db) frequency (ghz) -12 -10 -8 -6 -4 -2 0 0 2 4 6 8 10 12 normalized attenuation (db) frequency (ghz) -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1 0 2 4 6 8 10 12 bit error (db) frequency (ghz) -30 -25 -20 -15 -10 -5 0 0 2 4 6 8 10 12 insertion loss 10 db return loss (db) frequency (ghz) -30 -25 -20 -15 -10 -5 0 0 2 4 6 8 10 12 insertion loss 10 db return loss (db) frequency (ghz) -40 -30 -20 -10 0 10 20 30 40 0 2 4 6 8 10 12 relative phase (db) frequency (ghz)
for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com attenu a tors - digi t al - s m t 5 5 - 3 truth table control voltage bias voltage & current vdd = +5 vdc 10% vdd (vdc) idd ( t yp.) (ma) 4.5 0.21 5.0 0.23 5.5 0.25 s tate bias condition low 0 to +0.8v @ -1 a t yp. high +2 to +5v @ 30 a t yp. n ote: vdd = +5v control voltage input attenuation s tate r f1 - r f2 v1 high r eference insertion loss low 10 db HMC800LP3E v00.0110 10 db gaas mmic 1-bit digital positive control attenuator, dc - 10 ghz input ip3 vs. frequency input ip3 vs. frequency (low frequency detail) input power for 0.1 db compression* (low frequency detail) 20 30 40 50 60 70 0 2 4 6 8 10 12 insertion loss 10 db ip3 (dbm) frequency (ghz) 20 30 40 50 60 70 0 0.1 0.2 0.3 0.4 0.5 insertion loss 10 db ip3 (dbm) frequency (ghz) 0 5 10 15 20 25 30 35 40 0 0.1 0.2 0.3 0.4 0.5 p0.1db input power (dbm) frequency (ghz) * for frequencies greater than 0.4 ghz, the 0.1 db compression point is greater than the absolute maximum r f input power of 30 dbm.
for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com attenu a tors - digi t al - s m t 5 5 - 4 absolute maximum ratings outline drawing r f input power (dc - 10 ghz) +30 dbm control voltage r ange (v1) -1 to vdd +1 v bias voltage (vdd) +7 vdc channel t emperature 150 c continuous pdiss ( t = 85 c) (derate 12 mw/ c above 85 c) 0.783 w t hermal r esistance (channel to ground paddle) 83 c/w s torage t emperature -65 to +150 c o perating t emperature -40 to +85 c es d s ensitivity (hbm) class 1a notes : 1. l e adf r am e ma ter ial: c o pp er all o y 2. dim ens i ons a re i n i n ch es [millim eters ] 3. l e ad s paci n g to l er a n c e i s non -c u m u la t iv e 4. pad b urr l en g t h s hall b e 0.15mm maxim u m. pad b urr h e igh t s hall b e 0.05mm maxim u m. 5. packag e wa r p s hall not e xc ee d 0.05mm. 6. all g roun d l e ad s a n d g roun d paddl e m ust b e so ld ere d to pcb r f g roun d. 7. re f er to hi tt i te applica t i on note f or su gg este d la n d pa ttern . e l e c trost a t ic sens i t iv e de vic e o b ser v e ha n dli n g p re ca ut i ons part n umber package body material lead finish m s l r ating package marking [2] hmc800lp3 e r oh s -compliant low s tress injection molded plastic 100% matte s n m s l1 [1] h800 xxxx [1] max peak refow temperature of 260 c [2] 4-digit lot number xxxx package information HMC800LP3E v00.0110 10 db gaas mmic 1-bit digital positive control attenuator, dc - 10 ghz
for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com attenu a tors - digi t al - s m t 5 5 - 5 pin descriptions pin n umber function description interface s chematic 1 vdd s upply voltage. 2, 4, 9, 11 g n d t hese pins and the exposed ground paddle must be connected to r f/dc ground. 3, 10 r f1, r f2 t hese pins are dc coupled and matched to 50 o hms. blocking capacitors are required. s elect value based on lowest frequency of operation. 5, 8 acg1, acg2 e xternal capacitor to ground is required. s elect value for lowest frequency of operation. place capacitor as close to pins as possible. 6, 7, 12, 13, 15, 16 n /c t he pins are not connected internally; however, all data shown herein was measured with these pins connected to r f/dc ground externally. 14 v1 s ee truth table and control voltage table. application circuit HMC800LP3E v00.0110 10 db gaas mmic 1-bit digital positive control attenuator, dc - 10 ghz
for price, delivery, and to place orders, please contact hittite microwave corporation: 20 alpha road, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com attenu a tors - digi t al - s m t 5 5 - 6 evaluation pcb t he circuit board used in the 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 con - nected 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. t he evaluation circuit board shown is available from hittite upon request. list of materials for evaluation pcb 126894 [1] item description j1, j2 pcb mount s ma connector j3, j4 dc connector c1 1000 pf capacitor, 0603 pkg. c2, c3 100 pf capacitor, 0402 pkg. c4, c5 330 pf capacitor, 0402 pkg. u 1 hmc800lp3 e digital attenuator pcb [2] 121213 e valuation pcb [1] r eference this number when ordering complete evaluation pcb [2] circuit board material: r ogers 4350 or arlon 25 f r HMC800LP3E v00.0110 10 db gaas mmic 1-bit digital positive control attenuator, dc - 10 ghz
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