attenuators - smt 5 5 - 190 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 0.5 db lsb gaas mmic 5-bit digital positive control attenuator, 0.7 - 3.8 ghz general description features functional diagram the hmc603ms10 & hmc603ms10e are general purpose broadband 5-bit positive control gaas ic digital attenuators in 10 lead msop surface mount plastic packages. covering 0.7 to 3.8 ghz, the inser- tion loss is less than 2.0 db typical. the attenuator bit values are 0.5 (lsb), 1, 2, 4 and 8 db for a total attenuation of 15.5 db. attenuation accuracy is excellent at 0.15 db typical with an iip3 of +50 dbm. five bit control voltage inputs, toggled between 0 and +3 to +5v, are used to select each attenuation state at less than 1.0 ua each. a single vdd bias of +3 to +5v applied through an external 5k ohm resistor is required. 0.5 db lsb steps to 15.5 db single positive control per bit 0.15 db typical bit error high input ip3: +50 dbm msop10 smt package electrical speci cations, t a = +25 c, vdd= +3v to +5v & vctl= 0/vdd (unless otherwise stated) typical applications the hmc603ms10 / hmc603ms10e is ideal for: ? cellular/3g infrastructure ? ism, mmds ? wlan, wimax, & wibro parameter frequency (ghz) min. typical max. units insertion loss 0.7 - 1.4 1.4 - 2.3 2.3 - 2.7 2.7 - 3.8 1.3 1.7 2.2 2.7 1.6 2.0 2.5 3.1 db db db db attenuation range 15.5 db return loss (rf1 & rf2, all atten. states) 0.7 - 1.4 1.4 - 2.3 2.3 - 2.7 2.7 - 3.8 25 18 13 12 db db db db attenuation accuracy: (referenced to insertion loss) all states 0.7 - 2.2 2.2 - 3.8 (0.2 + 2% of atten. setting) max. (0.3 + 3% of atten. setting) max. db db input power for 0.1 db compression vdd = 5v vdd = 3v 0.7 - 3.8 29 28 dbm dbm input third order intercept point (two-tone input power = 0 dbm each tone) ref - 2 db states 2.5 - 15.5 db states 0.7 - 3.8 53 48 dbm dbm switching characteristics trise, tfall (10/90% rf) ton, toff (50% ctl to 10/90% rf) 0.7 - 3.8 1.6 1.6 s s hmc603ms10 / 603ms10e v00.0905
attenuators - smt 5 5 - 191 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 return loss rf1, rf2 (only major states are shown) bit error vs. attenuation state insertion loss normalized attenuation (only major states are shown) bit error vs. frequency (only major states are shown) relative phase vs. frequency (only major states are shown) hmc603ms10 / 603ms10e v00.0905 -4 -3.5 -3 -2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 3 3.5 4 +25 c +85 c -40 c insertion loss (db) frequency (ghz) -0.3 -0.1 0.1 0.3 0.5 0.5 3.5 6.5 9.5 12.5 15.5 bit error (db) attenuation state (db) 0.9 ghz 1.9 ghz 3.5 ghz 2.4 ghz -18 -15 -12 -9 -6 -3 0 0.5 1 1.5 2 2.5 3 3.5 4 normalized attenuation (db) frequency (ghz) -40 -20 0 20 40 0.5 1 1.5 2 2.5 3 3.5 4 relative phase (deg) frequency (ghz) 0.5, 1, 2 db 4 db 8 db 15.5 db -0.6 -0.3 0 0.3 0.6 0.5 1 1.5 2 2.5 3 3.5 4 bit error (db) frequency (ghz) 15.5 db 8 db 2 db 1 db 4 db 0.5 db -30 -25 -20 -15 -10 -5 0 0.5 1 1.5 2 2.5 3 3.5 4 return loss (db) frequency (ghz) i.l 0.5 db 1 db 2 db 4 db 8 db 15.5 db 0.5 db lsb gaas mmic 5-bit digital positive control attenuator, 0.7 - 3.8 ghz
attenuators - smt 5 5 - 192 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 v00.0905 application circuit truth table control & bias voltages note: dc blocking capacitors c1 & c2 are required on rf1 & rf2. choose c1 = c2 = 100 ~ 300 pf to allow lowest customer speci c frequency to pass with minimal loss. r1= 5k ohm is required to supply voltage to the circuit through either pin 6 or pin 10. control voltage input attenuation state rf1 - rf2 v1 8 db v2 4 db v3 2 db v4 1 db v5 0.5 db high high high high high reference i.l. high high high high low 0.5 db high high high low high 1 db high high low high high 2 db high low high high high 4 db low high high high high 8 db low low low low low 15.5 db max. atten. any combination of the above states will provide an attenuation approximately equal to the sum of the bits selected. state bias condition low 0 to +0.2v @ 1.0 a max. high vdd 0.2v @ 0.5 a max. note: vdd = +3v to +5v 0.00.20.2 0.2v worst case step error -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 0 0.1 0.2 0.3 0.4 0.5 0.6 0.5 1 1.5 2 2.5 3 3.5 4 step error (db) frequency (ghz) hmc603ms10 / 603ms10e bias voltage & current vdd = +5.0 vdc 10% vdd (vdc) idd (typ.) (a) +3.0 4.0 +5.0 5.0 0.5 db lsb gaas mmic 5-bit digital positive control attenuator, 0.7 - 3.8 ghz
attenuators - smt 5 5 - 193 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 v00.0905 outline drawing absolute maximum ratings rf input power (0.7 - 3.8 ghz) +30 dbm control voltage (v1 - v5) vdd + 0.5 vdc bias voltage (vdd) +8.0 vdc channel temperature 150 c thermal resistance 182 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c esd sensitivity (hbm) class 1a electrostatic sensitive device observe handling precautions part number package body material lead finish msl rating package marking [3] hmc603ms10 low stress injection molded plastic sn/pb solder msl1 [1] h603 xxxx hmc603ms10e rohs-compliant low stress injection molded plastic 100% matte sn msl1 [2] h603 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 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 must be soldered to pcb rf ground. hmc603ms10 / 603ms10e 0.5 db lsb gaas mmic 5-bit digital positive control attenuator, 0.7 - 3.8 ghz
attenuators - smt 5 5 - 194 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 v00.0905 hmc603ms10 / 603ms10e 0.5 db lsb gaas mmic 5-bit digital positive control attenuator, 0.7 - 3.8 ghz pin descriptions pin number function description interface schematic 1 - 5 v1 - v5 see truth table and control voltage table. 6rf2 this pin is dc coupled and matched to 50 ohm. a blocking capacitor is required. 7 - 9 gnd these pins must be dc grounded. 10 rf1 this pin is dc coupled and matched to 50 ohm. a blocking capacitor is required.
attenuators - smt 5 5 - 195 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 v00.0905 evaluation circuit board 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 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. list of materials for evaluation pcb 112747 [1] * r2 - r6= 100 ohm. these resistors are optional and may be used to enhance decoupling of the rf path from the control inputs. item description j1 - j2 pcb mount sma connector j3 - j8 dc pin r1 5k ohm resistor, 0402 pkg. r2 - r6 100 ohm resistor, 0402 pkg. c1 - c2 0402 chip capacitor, select value for lowest frequency u1 hmc603ms10 / hmc603ms10e digital attenuators pcb [2] 112746 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 hmc603ms10 / 603ms10e 0.5 db lsb gaas mmic 5-bit digital positive control attenuator, 0.7 - 3.8 ghz
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