10 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 10 - 28 phase shifters - digital - smt hmc643lc5 gaas mmic 6-bit digital phase shifter, 9 - 12 ghz v01.1208 general description features functional diagram the hmc643lc5 is a 6-bit digital phase shifter which is rated from 9 to 12 ghz, providing 360 degrees of phase coverage, with a lsb of 5.625 degrees. the hmc643lc5 features very low rms phase error of 4.5 degrees and extremely low insertion loss vari- ation of 0.75 db across all phase states. this high accuracy phase shifter is controlled with comp- lementary logic of 0/-3v, and requires no xed bias voltage. the hmc643lc5 is housed in a compact 5x5 mm ceramic leadless smt package and is internally matched to 50 ohms with no external components. simple external level shifting circuitry can be used to convert a positive cmos control voltage into complementary negative control signals. low rms phase error: 4.5 low insertion loss: 7 db high linearity: +38 dbm 360 coverage, lsb = 5.625 32 lead ceramic smt package: 25mm 2 electrical speci cations, t a = +25 c, 50 ohm system, control voltage = 0/-3v typical applications the hmc643lc5 is ideal for: ? ew receivers ? weather & military radar ? satellite communications ? beamforming modules ? phase cancellation parameter min. typ. max. units frequency range 9 12 ghz insertion loss* 710db input return loss* 13 db output return loss* 15 db phase error* 5 15 deg rms phase error 4.5 deg insertion loss variation* 0.75 db input power for 1 db compression 22 dbm input third order intercept 38 dbm control voltage current <1 ma *note: major states shown
10 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 phase shifters - digital - smt 10 - 29 gaas mmic 6-bit digital phase shifter, 9 - 12 ghz v01.1208 hmc643lc5 insertion loss, major states only normalized loss, major states only phase error, major states only input return loss, major states only output return loss, major states only -12 -10 -8 -6 -4 -2 0 8 9 10 11 12 13 insertion loss (db) frequency (ghz) -30 -25 -20 -15 -10 -5 0 8 9 10 11 12 13 return loss (db) frequency (ghz) -20 -15 -10 -5 0 5 10 15 20 8 9 10 11 12 13 phase error (degrees) frequency (ghz) -30 -25 -20 -15 -10 -5 0 8 9 10 11 12 13 return loss (db) frequency (ghz) -4 -3 -2 -1 0 1 2 3 4 8 9 10 11 12 13 normalized loss (db) frequency (ghz) 0 50 100 150 200 250 300 350 400 8 9 10 11 12 13 relative phase shift (degrees) frequency (ghz) relative phase shift major states including all bits
10 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 10 - 30 phase shifters - digital - smt input ip3, major states only input ip2, major states only input p1db, major states only 25 30 35 40 45 50 55 9 9.5 10 10.5 11 11.5 12 ip3 (dbm) frequency (ghz) 50 60 70 80 90 100 9 9.5 10 10.5 11 11.5 12 ip2 (dbm) frequency (ghz) 10 15 20 25 30 35 40 9 9.5 10 10.5 11 11.5 12 p1db (dbm) frequency (ghz) -10 -5 0 5 10 15 20 9 9.5 10 10.5 11 11.5 12 +25c +85c -40c relative phase shift (degrees) frequency (ghz) rms phase error vs. temperature -12 -10 -8 -6 -4 -2 0 9 9.5 10 10.5 11 11.5 12 insertion loss (db) frequency (ghz) insertion loss vs. temperature, major states only gaas mmic 6-bit digital phase shifter, 9 - 12 ghz v01.1208 hmc643lc5 relative phase shift, rms, average, max, all states -10 -5 0 5 10 15 20 25 30 9 9.5 10 10.5 11 11.5 12 rms average max relative phase shift (degrees) frequency (ghz)
10 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 phase shifters - digital - smt 10 - 31 phase error vs. state, major states only gaas mmic 6-bit digital phase shifter, 9 - 12 ghz v01.1208 hmc643lc5 absolute maximum ratings input power (rfin) 26 dbm (t= +85 c) channel temperature (tc) 150 c thermal resistance (channel to ground paddle) 150 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c electrostatic sensitive device observe handling precautions truth table control voltage state bias condition low (0) -2.5 to -3.5v @ 0.4 a typ. high (1) 0 to +0.3v @ 0.4 a typ. control voltage input phase shift (degrees) rfin - rfout bit 1 bit 2 bit 3 bit 3 bit 4 bit 4 bit 5 bit 5 bit 6 bit 6 0001010101reference* 1001010101 5.625 0101010101 11.25 0010010101 22.5 0001100101 45.0 0001011001 90.0 0001010110 180.0 1110101010 354.375 any combination of the above states will provide a phase shift approximately equal to the sum of the bits selected. *reference corresponds to monotonic setting -20 -15 -10 -5 0 5 10 15 0 45 90 135 180 225 270 315 360 phase error (degrees) state (degrees) 9 ghz 9.5, 10, 10.5, 11, 11.5, 12 ghz
10 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 10 - 32 phase shifters - digital - smt outline drawing notes: 1. package body material: alumina 2. lead and ground paddle plating: 30-80 microinches gold over 50 microinches minimum nickel. 3. dimensions are in inches [millimeters]. 4. lead spacing tolerance is non-cumulative 5. package warp shall not exceed 0.05mm datum -c- 6. all ground leads and ground paddle must be soldered to pcb rf ground. 7. classified as moisture sensitivity level (msl) 1. pin number function description interface schematic 1 - 4, 21 - 32 n/c no connection required. these pins may be connected to rf/dc ground without affecting performance. 5, 7, 18, 20 gnd these pins and exposed ground paddle must be connected to rf/dc ground. 6 rfin this port is dc coupled and matched to 50 ohms. 9, 10, 11, 12, 14, 17 bit5, bit1, bit2, bit3, bit4, bit6 non-inverted control input. see truth table and control voltage tables. 8, 13, 15, 16 bit5, bit3 bit4, bit6 inverted control input. see truth table and control voltage tables. 19 rfout this port is dc coupled and matched to 50 ohms. pin descriptions gaas mmic 6-bit digital phase shifter, 9 - 12 ghz v01.1208 hmc643lc5
10 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 phase shifters - digital - smt 10 - 33 application circuit this circuit converts a single line positive (0/+5v) control signal to complementary negative (0/-3v) control signals. gaas mmic 6-bit digital phase shifter, 9 - 12 ghz v01.1208 hmc643lc5
10 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 10 - 34 phase shifters - digital - smt evaluation pcb 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 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. the evaluation board should be mounted to an appropriate heat sink. the evaluation circuit board shown is available from hittite upon request. list of materials for evaluation pcb 117252 [1][3] item description j1 - j2 pcb mount sma rf connector j3 - j4 molex header 2mm u1 hmc643lc5 6-bit digital phase shifter pcb [2] 117186 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 [3] please refer to parts pin description and functional diagram for pin out assignments on evaluation board. gaas mmic 6-bit digital phase shifter, 9 - 12 ghz v01.1208 hmc643lc5
10 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 phase shifters - digital - smt 10 - 35 gaas mmic 6-bit digital phase shifter, 9 - 12 ghz v01.1208 hmc643lc5 notes:
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