variable gain amplifiers - digital - smt 1 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz functional diagram electrical specifcations, t a = +25 c, 50 ohm system vdd = +5v, vs= +5v the HMC627ALP5E is ideal for: ? cellular/3g infrastructure ? wibro / wimax / 4g ? microwave radio & vsat ? test equipment and sensors ? if & rf applications -11.5 to 20 db gain control in 0.5 db steps power-up state selection high output ip3: +36 dbm ttl/cmos compatible serial, parallel, or latched parallel control 0.25 db typical gain step error single +5v supply 32 lead 5x5 mm smt package: 25 mm 2 the HMC627ALP5E is a digitally controlled variable gain amplifer which operates from 50 mhz to 1 ghz, and can be programmed to provide anywhere from 11.5 db attenuation, to 20 db of gain, in 0.5 db steps. the HMC627ALP5E delivers noise fgure of 4.3 db in its maximum gain state, with output ip3 of up to +36 dbm in any state. the dual mode gain control interface accepts either three wire serial input or 6 bit parallel word. the HMC627ALP5E also features a user selectable power up state and a serial output for cascading other hittite serially controlled components. the HMC627ALP5E is housed in a rohs compliant 5x5 mm qfn leadless package, and requires no external matching components. parameter min. typ. max. min. typ. max. units 50 - 350 350 - 1000 mhz gain (maximum gain state) 18 20 15 17. 5 db gain control range 31.5 31.5 db input return loss 18 17 output return loss 20 12 12 db gain accuracy: (referenced to maximum gain state) all gain states 50 mhz -100mhz, 250 mhz - 350 mhz (0.2 + 3% of gain setting) max 100 mhz - 250 mhz (0.1 + 2% of gain setting) max (0.3 + 3% of gain setting) max db output power for 1 db compression 18 20 16 20 dbm output third order intercept point (two-tone input power= 0 dbm each tone) 33 36 33 36 dbm noise figure 4.3 4.3 db switching characteristics trise, tfall (10 / 90% rf) 70 100 70 100 ns ton, toff (latch enable to 10 / 90% rf) total supply current (idd + is) 90.5 110 90.5 110 ma typical applications features general description for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 2 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz input return loss [1] (only major states are shown) normalized attenuation vs. frequency (only major states are shown) maximum gain vs. frequency [1] output return loss [1] (only major states are shown) input return loss [2] (only major states are shown) 0 5 10 15 20 25 0 0.5 1 1.5 2 2.5 3 3.5 4 +25 c -40 c +85 c gain (db) frequency (ghz) [2] [1] -40 -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 return loss (db) frequency (ghz) il 31.5 db -40 -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 return loss (db) frequency (ghz) -40 -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 return loss (db) frequency (ghz) il 31.5 db -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 normalized attenuation (db) frequency (ghz) 16 db 31.5 db 8 db [1] tested with broadband bias tee on rf ports and c1 = 10,000 pf [2] tested with broadband bias tee on rf ports and c1 = 100 pf; l1 = 270 nf output return loss [2] (only major states are shown) -40 -35 -30 -25 -20 -15 -10 -5 0 0 0.5 1 1.5 2 2.5 3 3.5 4 return loss (db) frequency (ghz) for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 3 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz step error vs. frequency [2] (only major states are shown) bit error vs. frequency [2] (only major states are shown) bit error vs. attenuation state [2] normal relative phase vs. frequency [2] (only major states are shown) -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 0 0.5 1 1.5 2 2.5 3 3.5 4 bit error (db) frequency (ghz) 31.5 db 16 db -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1 0 4 8 12 16 20 24 28 32 bit error (db) attenuation state (db) 400 mhz frequency's: 400, 800, 1200, 1600, 2000, 2400 mhz 800 mhz -40 -20 0 20 40 60 80 0 0.5 1 1.5 2 2.5 3 3.5 4 relative phase (deg) frequency (ghz) 31.5 db 16 db 8 db 0.5 - 4 db -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1 0 0.5 1 1.5 2 2.5 3 3.5 4 step error (db) frequency (ghz) 4, 8, 16 db 0.5, 1, 2, 31.5 db [2] tested with broadband bias tee on rf ports and c1 = 100 pf, l1 = 270 nf [3] tested with broadband bias tee on rf ports and c1 = 3300 pf; c3, c4 & c5 = 330 pf; l1 = 560 nh maximum gain vs. frequency [3] 0 5 10 15 20 25 0.05 0.1 0.15 0.2 0.25 0.3 0.35 gain (db) frequency (ghz) normalized attenuation vs. frequency [3] -35 -30 -25 -20 -15 -10 -5 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 normalized attenuation (db) frequency (ghz) 31.5 db 16 db 8 db for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 4 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz step error vs. frequency [3] input return loss [3] output return loss [3] normal relative phase vs. frequency [3] bit error vs. frequency [3] bit error vs. attenuation state [3] -40 -20 0 20 40 60 80 0.05 0.1 0.15 0.2 0.25 0.3 0.35 relative phase (deg) frequency (ghz) 31.5 db 16 db 8 db -40 -35 -30 -25 -20 -15 -10 -5 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 return loss (db) frequency (ghz) 31.5 db -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 0.05 0.1 0.15 0.2 0.25 0.3 0.35 bit error (db) frequency (ghz) 16, 31.5 db 0.5, 1, 2, 4, 8 db -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 0 4 8 12 16 20 24 28 32 bit error (db) attenuation state (db) 50 mhz 100, 150, 200, 250, 300, 350 mhz -40 -35 -30 -25 -20 -15 -10 -5 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 return loss (db) frequency (ghz) 4, 8, 16, 31.5 db il, 0.5, 1, 2 db -1 -0.8 -0.6 -0.4 -0.2 0 0.2 0.4 0.6 0.8 1 0.05 0.1 0.15 0.2 0.25 0.3 0.35 step error (db) frequency (ghz) 16 db 0.5, 31.5 db [3] tested with broadband bias tee on rf ports and c1 = 3300 pf; c3, c4 & c5 = 330 pf; l1 = 560 nh for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 5 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz serial control interface parallel mode (direct parallel mode & latched parallel mode) the HMC627ALP5E contains a 3-wire spi compatible digital interface (serin, clk, le). it is activated when p/s is kept high. the 6-bit serial word must be loaded msb frst. the positive-edge sensitive clk and le requires clean transitions. if mechanical switches were used, sufficient debouncing should be provided. when le is high, 6-bit data in the serial input register is transferred to the attenuator. when le is high clk is masked to prevent data transition during output loading. when p/s is low, 3-wire spi interface inputs (serin, clk, le) are disabled and serial input register is loaded asynchronously with parallel digital inputs (d0-d5). when le is high, 6-bit parallel data is transferred to the attenuator. for all modes of operations, the dvga state will stay constant while le is kept low. note: the parallel mode is enabled when p/s is set to low. direct parallel mode - the attenuation state is changed by the control voltage inputs directly. the le (latch enable) must be at a logic high to control the attenuator in this manner. latched parallel mode - the attenuation state is selected using the control voltage inputs and set while the le is in the low state. the attenuator will not change state while le is low. once all control voltage inputs are at the desired states the le is pulsed. see timing diagram above for reference. timing diagram (latched parallel mode) parameter typ. min. serial period, t sck 100 ns control set-up time, t cs 20 ns control hold-time, t ch 20 ns le setup-time, t ln 10 ns min. le pulse width, t lew 10 ns min le pulse spacing, t les 630 ns serial clock hold-time from le, t ckn 10 ns hold time, t ph. 0 ns latch enable minimum width, t len 10 ns setup time, t ps 2 ns for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 6 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz absolute maximum ratings rf input power [1] (at max gain setting) 11.5 dbm (t = +85 c) digital inputs ( reset , shift clock, latch enable & serial input) -0.5v to vdd +0.5v bias voltage (vdd) 5.6v collector bias voltage (vcc) 5.5v channel temperature 150 c continuous pdiss (t = 85 c) (derate 9 mw/ c above 85 c) [2] 0.59 w thermal resistance [3] 110 c/w storage temperature -65 to +150 c operating temperature -40 to +85 c [1] the maximum rf input power increases by the same amount the gain is reduced. the maximum input power at any state is no more than 28 dbm. [2] this value is the total power dissipation in the amplifer. [3] this is the thermal resistance for the amplifer. electrostatic sensitive device observe handling precautions bias voltage pup truth table power-up states vdd (v) idd (typ.) (ma) +5 2.5 vs (v) is (ma) +5 88 control voltage input gain relative to maximum gain d5 d4 d3 d2 d1 d0 high high high high high high 0 db high high high high high low -0.5 db high high high high low high -1 db high high high low high high -2 db high high low high high high -4 db high low high high high high -8 db low high high high high high -16 db low low low low low low -31.5 db any combination of the above states will provide a reduction in gain approximately equal to the sum of the bits selected. truth table if le is set to logic low at power-up, the logic state of pup1 and pup2 determines the power-up state of the part per pup truth table. if the le is set to logic high at power-up, the logic state of d0-d5 determines the power-up state of the part per truth table. the dvga latches in the desired power-up state approximately 200 ms after power-up. power-on sequence the ideal power-up sequence is: gnd, vdd, digital inputs, rf inputs. the relative order of the digital inputs are not important as long as they are powered after vdd / gnd le pup1 pup2 gain relative to maximum gain 0 0 0 -31.5 0 1 0 -24 0 0 1 -16 0 1 1 insertion loss 1 x x 0 to -31.5 db note: the logic state of d0 - d5 determines the power-up state per truth table shown below when le is high at power-up. control voltage table state vdd = +3v vdd = +5v low 0 to 0.5v @ <1 a 0 to 0.8v @ <1 a high 2 to 3v @ <1 a 2 to 5v @ <1 a for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 7 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz outline drawing notes: 1. leadframe material: copper alloy 2. dimensions are in inches [millimeters] 3. lead spacing tolerance is non-cumulative. 4. pad burr length shall be 0.15mm maximum. pad burr height shall be 0.05mm maximum. 5. package warp shall not exceed 0.05mm. 6. all ground leads and ground paddle must be soldered to pcb rf ground. 7. refer to hittite application note for suggested land pattern. part number package body material lead finish msl rating package marking [2] HMC627ALP5E rohs-compliant low stress injection molded plastic 100% matte sn msl1 [1] h627a xxxx [1] max peak refow temperature of 260 c [2] 4-digit lot number xxxx package information for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 8 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz pin number function description interface schematic 1 ampin this pin is dc coupled. an off chip dc blocking capacitor is required. 29 ampout rf output and dc bias (vcc) for the output stage of the amplifer. 2, 3, 13, 28, 30 - 32 gnd these pins and package bottom must be connected to rf/dc ground. 12, 4 at tin, at tout these pins are dc coupled and matched to 50 ohms. blocking capacitors are required. select value based on lowest frequency of operation. 5 - 10 acg1 - acg6 external capacitors to ground is required. select value for lowest frequency of operation. place capacitor as close to pins as possible. 11 n/c no connection 14 serout serial input data delayed by 6 clock cycles. 15, 16 pup2, pup1 18 - 23 d5, d4, d3, d2, d1, d0 24 p/s 25 clk 26 serin 27 le 17 vdd supply voltage pin descriptions for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 9 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz application circuit tuned frequency 50 -350 mhz 350 - 1000 mhz evaluation pcb 121394-hmc627alp5 118329-hmc627alp5 c1, c6, c8 3300 pf 100 pf c3, c4, c5 330 pf 100 pf l1 560 nh 270 nh components for selected frequencies for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
variable gain amplifiers - digital - smt 10 HMC627ALP5E v00.1212 0.5 db lsb gaas mmic 6-bit digital variable gain amplifier, 50 mhz - 1 ghz evaluation pcb the circuit board used in the 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 hit - tite upon request. list of materials for evaluation pcb [3] item description j1 - j2 pcb mount sma connectors j3 18 pin dc connector j4 - j6 dc pin c1, c3 - c6, c8 capacitor, 0402 pkg. [3] c2, c7. c9 100 pf capacitor. 0402 pkg. c11 - c12 1000 pf capacitor, 0402 pkg. c14 2.2 f capacitor, case a pkg. r1 - r14 100 kohm resistor, 0402 pkg. r15 1.8 ohm resistor, 1206 pkg. l1 inductor, 0603 pkg. [3] sw1, sw2 spdt 4 position dip switch u1 HMC627ALP5E variable gain amplifer pcb [2] 116958 evaluation pcb [1] reference this number when ordering complete evaluation pcb [2] circuit board material: arlon 25fr, fr4 [3] please reference components for selected frequencies table u1 for price, delivery and to place orders: hittite microwave corporation, 2 elizabeth drive, chelmsford, ma 01824 phone: 978-250-3343 fax: 978-250-3373 order on-line at www.hittite.com application support: phone: 978-250-3343 or apps@hittite.com information furn is hed by an al og devices is believed to be a cc urate and re lia bl e. however, no responsibility is assumed by an al og devices for its u se, no r for any infring emen ts of pat en ts or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. for price, delivery, and to place o rd ers: an al og devices, inc., one techn ol ogy way, p.o. box 9106, norwood, ma 02062-9106 phone: 781-329-4700 o rd er online at ww w.an alog .com app li cation sup po rt: p ho ne: 1-800-analog-d
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