frequency multipliers - passive - chip 2 2 - 2 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 discontinued product not recommended for new designs gaas mmic passive x3 frequency multiplier, 24 - 30 ghz input v01.1207 general description features functional diagram conversion loss: 19 db input drive: +13 dbm passive: no dc bias required die size: 1.1 x 1.45 x 0.1 mm electrical speci cations*, t a = 25 c, pin = +13 dbm typical applications this hmc-xtb106 is ideal for: ? fcc e-band communication systems ? short-haul / high capacity radios ? automotive radar ? test & measurement equipment the hmc-xtb106 is a monolithic x3 passive fre- quency multiplier which utilizes gaas shottky diode technology, and exhibits low conversion loss and high fo isolation. this wideband x3 multiplier requires no dc power, and is targeted to high volume appli- cations where frequency x3 of a lower frequency is more economical than directly generating a higher frequency. all bond pads and the die backside are ti/au metallized and the shottky diode devices are fully passivated for reliable operation. the hmc- xtb106 passive x3 mmic is compatible with conventional die attach methods, as well as thermo- compression and thermosonic wire bonding, making it ideal for mcm and hybrid microcircuit applications. all data shown herein is measured with the chip in a 50 ohm environment and contacted with rf probes. hmc-xtb106 parameter min. typ. max. units frequency range input 24 - 30 ghz frequency range output 72 - 90 ghz conversion loss 19 db *unless otherwise indicated, all measurements are from probed die
frequency multipliers - passive - chip 2 2 - 3 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 discontinued product not recommended for new designs output power x3 conversion loss hmc-xtb106 v01.1207 gaas mmic passive x3 frequency multiplier, 24 - 30 ghz input -8 -7 -6 -5 -4 -3 -2 -1 0 24 25 26 27 28 29 30 31 x3 ouput power (dbm) input frequency (ghz) -24 -23 -22 -21 -20 -19 -18 -17 24 25 26 27 28 29 30 31 x3 conversion loss (db) input frequency (ghz)
frequency multipliers - passive - chip 2 2 - 4 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 discontinued product not recommended for new designs hmc-xtb106 v01.1207 gaas mmic passive x3 frequency multiplier, 24 - 30 ghz input outline drawing absolute maximum ratings rf input level +18 dbm storage temperature -65 to +150 c operating temperature -55 to +85 c electrostatic sensitive device observe handling precautions notes: 1. all dimensions are in inches [mm]. 2. typical bond pad is .004 square. 3. backside metallization: gold. 4. backside metal is ground. 5. bond pad metallization: gold. 6. connection not required for unlabeled bond pads. 7. overall die size .002 die packaging information [1] standard alternate wp - 3 [2] [1] refer to the packaging information section for die packaging dimensions. [2] for alternate packaging information contact hittite microwave corporation.
frequency multipliers - passive - chip 2 2 - 5 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 discontinued product not recommended for new designs pad number function description interface schematic 1 rfin this pad is dc coupled and matched to 50 ohms. 2 rfout this pad is dc coupled and matched to 50 ohms. die bottom gnd die bottom must be connected to rf/dc ground. pad descriptions hmc-xtb106 v01.1207 gaas mmic passive x3 frequency multiplier, 24 - 30 ghz input
frequency multipliers - passive - chip 2 2 - 6 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 discontinued product not recommended for new designs assembly diagram hmc-xtb106 v01.1207 gaas mmic passive x3 frequency multiplier, 24 - 30 ghz input
frequency multipliers - passive - chip 2 2 - 7 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 discontinued product not recommended for new designs mounting & bonding techniques for millimeterwave gaas mmics the die should be attached directly to the ground plane eutectically or with conductive epoxy (see hmc general handling, mounting, bonding note). 50 ohm microstrip transmission lines on 0.127mm (5 mil) thick alumina thin lm substrates are recommended for bringing rf to and from the chip (figure 1). if 0.254mm (10 mil) thick alumina thin lm substrates must be used, the die should be raised 0.150mm (6 mils) so that the surface of the die is coplanar with the surface of the substrate. one way to accom- plish this is to attach the 0.102mm (4 mil) thick die to a 0.150mm (6 mil) thick molybdenum heat spreader (moly-tab) which is then attached to the ground plane (figure 2). microstrip substrates should be placed as close to the die as possible in order to minimize bond wire length. typical die-to-substrate spacing is 0.076mm to 0.152 mm (3 to 6 mils). handling precautions follow these precautions to avoid permanent damage. storage: all bare die are placed in either waffle or gel based esd pro- tective containers, and then sealed in an esd protective bag for shipment. once the sealed esd protective bag has been opened, all die should be stored in a dry nitrogen environment. cleanliness: handle the chips in a clean environment. do not attempt to clean the chip using liquid cleaning systems. static sensitivity: follow esd precautions to protect against esd strikes. transients: suppress instrument and bias supply transients while bias is applied. use shielded signal and bias cables to minimize inductive pick- up. general handling: handle the chip along the edges with a vacuum collet or with a sharp pair of bent tweezers. the surface of the chip may have fragile air bridges and should not be touched with vacuum collet, tweezers, or ngers. mounting the chip is back-metallized and can be die mounted with ausn eutectic preforms or with electrically conductive epoxy. the mounting surface should be clean and at. eutectic die attach: a 80/20 gold tin preform is recommended with a work surface temperature of 255 c and a tool temperature of 265 c. when hot 90/10 nitrogen/hydrogen gas is applied, tool tip temperature should be 290 c. do not expose the chip to a temperature greater than 320 c for more than 20 seconds. no more than 3 seconds of scrubbing should be required for attachment. epoxy die attach: apply a minimum amount of epoxy to the mounting surface so that a thin epoxy llet is observed around the perimeter of the chip once it is placed into position. cure epoxy per the manufacturers schedule. wire bonding rf bonds made with 0.003 x 0.0005 ribbon are recommended. these bonds should be thermosonically bonded with a force of 40-60 grams. dc bonds of 0.001 (0.025 mm) diameter, thermosonically bonded, are recommended. ball bonds should be made with a force of 40-50 grams and wedge bonds at 18-22 grams. all bonds should be made with a nominal stage temperature of 150 c. a minimum amount of ultrasonic energy should be applied to achieve reliable bonds. all bonds should be as short as possible, less than 12 mils (0.31 mm). hmc-xtb106 v01.1207 gaas mmic passive x3 frequency multiplier, 24 - 30 ghz input
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