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 low noise amplifiers - smt 8 8 - 20 HMC320MS8G / 320ms8ge gaas mmic low noise amplifier , 5 - 6 ghz v03.0308 general description features functional diagram the HMC320MS8G & HMC320MS8Ge are low cost c-band xed gain low noise ampli ers (lna). the HMC320MS8G & HMC320MS8Ge operate using a single positive supply that can be set between +3v and +5v. with +3v bias, the lna provides a noise gure of 2.5 db, 1 db gain and better than 10 db return loss across the unii band. the HMC320MS8G & HMC320MS8Ge also feature an adaptive baising that allows the user to select the optimal p1db performance for their system using an external set resistor on the res pin. p1db performance can be set between a range of +1 dbm to +13 dbm. the low cost lna uses an 8-leaded msop ground base surface mount plastic package, which occupies less than 14.8 mm 2 . selectable functionality: lna, driver, or lo buffer amp adjustable input ip3 up to +10 dbm +3v operation ultra small 8 lead msop: 14.8 x 14.8 x 1 mm electrical speci cations, t a = +25 c, vdd = +3v typical applications the HMC320MS8G(e) is ideal for: ? unii ? hiperlan * r bias resistor value sets current. see adaptive biasing application note. parameter low power* (vset = 0v, idd = 7 ma) medium power* (vset = 3v, idd = 25 ma) high power* (vset = 3v, idd = 40 ma) units min. typ. max. min. typ. max. min. typ. max. frequency range 5 - 6 5 - 6 5 - 6 ghz gain 8 10 16 8 12 16 9 13 16 db gain variation over temperature 0.025 0.035 0.025 0.035 0.025 0.035 db/c gain flatness 0.5 1.0 1.5 db noise figure 2.7 3.8 2.5 3.8 2.6 3.8 db input return loss 4 10 4 10 4 10 db output return loss 7 13 10 18 10 20 db output power for 1 db compression (p1db) -4 -1 6 9 9 12 dbm input third order intercept point (iip3) -3 1 4 8 6 10 dbm supply current (idd) 7 25 40 ma
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 low noise amplifiers - smt 8 8 - 21 broadband gain & return loss medium power bias gain vs. temperature medium power bias input return loss @ three bias conditions gain @ three bias conditions noise figure vs. temperature medium power bias output return loss @ three bias conditions -30 -25 -20 -15 -10 -5 0 5 10 15 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 s11 s21 s22 response (db) frequency (ghz) -30 -25 -20 -15 -10 -5 0 4 4.5 5 5.5 6 6.5 7 low power bias medium power bias high power bias return loss (db) frequency ( ghz ) 0 2 4 6 8 10 12 14 16 4 4.5 5 5.5 6 6.5 7 +25 c +85 c -40 c gain (db) frequency ( ghz ) -30 -25 -20 -15 -10 -5 0 4 4.5 5 5.5 6 6.5 7 low power bias medium power bias high power bias return loss (db) frequency ( ghz ) 0 1 2 3 4 5 4.5 5 5.5 6 6.5 +25 c +85 c -40 c noise figure (db) frequency ( ghz ) 0 2 4 6 8 10 12 14 16 4 4.5 5 5.5 6 6.5 7 low power bias medium power bias high power bias gain (db) frequency ( ghz ) HMC320MS8G / 320ms8ge gaas mmic low noise amplifier , 5 - 6 ghz v03.0308
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 low noise amplifiers - smt 8 8 - 22 noise figure @ three bias conditions input ip3 @ three bias conditions output 1db compression @ three bias conditions reverse isolation @ three bias conditions 0 1 2 3 4 5 4.5 5 5.5 6 6.5 low power bias medium power bias high power bias noise figure (db) frequency (ghz) -60 -50 -40 -30 -20 -10 0 4 4.5 5 5.5 6 6.5 7 low power bias medium power bias high power bias reverse isolation (db) frequency (ghz) -5 -3 -1 1 3 5 7 9 11 13 15 4.5 5 5.5 6 6.5 low power bias medium power bias high power bias p1db (dbm) frequency (ghz) -5 0 5 10 15 4.5 5 5.5 6 6.5 low power bias medium power bias high power bias ip3 (dbm) frequency (ghz) HMC320MS8G / 320ms8ge gaas mmic low noise amplifier , 5 - 6 ghz v03.0308
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 low noise amplifiers - smt 8 8 - 23 adaptive biasing applying the adaptive biasing a dynamically controlled bias can be implemented with this design. a ty pical application wil include sens- ing an rf signal level and then adjusting the vset. the bias adjustment can be accomplished by either analog or digitals means, after the rf signal has be en detected and translated to a dc voltage using external power detection circuitry. optimizing p1db performance the bias level may be changed to adjust the p1db and return loss performance. the table below contains the hmc- 320ms8g rf performance as a function of various vset and rbias settings. it will be necessary for the vset voltage source to provide 100ua of current to the ampli er. the idd and vdd quiescent performance will not change as a function of changing the vset voltage. rf performance at 5.8 ghz (vdd = +3v) schematic vset (vdc) rbias resistor between pin 3 and gnd (ohms) idd (ma) output p1db (dbm) output return loss (db) 0 174 7 1.0 16.0 3 22 25 9.0 12.0 3 7 40 13.0 15.0 3 gnd (no resistor) 60 14.0 15.0 HMC320MS8G / 320ms8ge gaas mmic low noise amplifier , 5 - 6 ghz v03.0308
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 low noise amplifiers - smt 8 8 - 24 absolute maximum ratings outline drawing truth table set external bias resistor (r bias ) to achieve desired operat- ing current, 0 < r bias < 200 ohm. notes: 1. leadframe material: copper alloy 2. dimensions are in inches [millimeters] 3. dimension does not include moldflash of 0.15mm per side. 4. dimension does not include moldflash of 0.25mm per side. 5. all ground leads and ground paddle must be soldered to pcb rf ground. drain bias voltage (vdd) +7.0 vdc control voltage range (vset) 0 to vdd rf input power (rfin)(vdd = +3.0 vdc) +5 dbm channel temperature 150 c continuous pdiss (t = 85 c) (derate 2.98 mw/c above 85 c) 0.194 w thermal resistance (channel to ground paddle) 336 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1a vset operating current idd operating state resistor rbias 0v 7 ma low power 174 ohm 3v 25 ma medium power 22 ohm 3v 40 ma high power 7 ohm HMC320MS8G / 320ms8ge gaas mmic low noise amplifier , 5 - 6 ghz v03.0308 part number package body material lead finish msl rating package marking [3] HMC320MS8G low stress injection molded plastic sn/pb solder msl1 [1] h320 xxxx HMC320MS8Ge rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] h320 xxxx [1] max peak re ow temperature of 235 c [2] max peak re ow temperature of 260 c [3] 4-digit lot number xxxx package information electrostatic sensitive device observe handling precautions
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 low noise amplifiers - smt 8 8 - 25 the circuit board used in the nal application should use rf circuit design techniques. signal lines should have 50 ohm 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 circuit board shown is available from hittite upon request. evaluation pcb list of materials for evaluation pcb 103907 [1] item description j1, j2 pcb mount sma connector j3, j4, j5 dc pins r1 22 ohm resistor, 0603 pkg. u1 HMC320MS8G / HMC320MS8Ge ampli er pcb [2] 103905 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 HMC320MS8G / 320ms8ge gaas mmic low noise amplifier , 5 - 6 ghz v03.0308
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