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for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 1 HMC821LP6CE v04.1010 functional diagram features ? rf bandwidth: 860 - 1040, 1720 - 2080, 3440 - 4160 mhz ? ultra low phase noise -106 dbc/hz in band typ. ? figure of merit (fom) -227 dbc/hz ? 24-bit step size, resolution 3 hz typ ? < 180 fs rms jitter ? exact frequency mode ? built-in digital self test ? 40 lead 6x6 mm smt package: 36 mm 2 typical applications ? cellular/4g infrastructure ? repeaters and femtocells ? communications test equipment ? catv equipment ? phased array applications ? dds replacement ? very high data rate radios fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 2 general description the HMC821LP6CE is a fully functioned fractional-n phase-locked-loop (pll) frequency synthesizer with an integrated voltage controlled oscillator (vco). the synthesizer consists of an integrated low noise vco with a tri- band output, an autocalibration subsystem for low voltage vco tuning, a very low noise digital phase detector (pd), a precision controlled charge pump, a low noise reference path divider and a fractional divider. the fractional synthesizer features an advanced delta-sigma modulator design that allows both ultra-fne step sizes and low spurious products. the phase detector (pd) features cycle slip prevention (csp) technology to allow fas- ter frequency hopping times. ultra low in-close phase noise and low spurious also allows wider loop bandwidths for faster frequency hopping and low micro-phonics. for theory of operation and register map refer to the plls w/ integrated vcos - rf vcos operating guide . to view the operating guide, please visit www.hittite.com and choose HMC821LP6CE from the search by part number pull down menu. HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz parameter condition min. typ. max. units rf output characteristics vco frequency at pll input 1720 2080 mhz rf output frequency at f vco /2 860 1040 mhz rf output frequency at f vco 1720 2080 mhz rf output frequency at 2f vco 3440 4160 mhz rf output power at f vco /2 7.5 10 12.5 dbm rf output power at f vco 3 6.5 10 dbm rf output power at 2f vco -9 -4 1 dbm vco tuning sensitivity measured at fo, 2v 12 16 24 mhz/v vco supply pushing measured at fo, 2v -2 1.5 mhz/v rf output fo/2 harmonic doubler mode -22 -18 dbc rf output 3fo/2 harmonic doubler mode -50 -41 dbc rf output 2nd harmonic fo/2/fo/2fo -25 / -30 / -42 -20 / -19 / -36 dbc rf output 5fo/2 harmonic doubler mode -60 -56 dbc rf output 3rd harmonic fo/2/fo/2fo -27 / -40 / -60 -24 / -30 / -51 dbc rf output 7fo/2 harmonic doubler mode -65 -61 dbc rf output 4th harmonic fo/2/fo/2fo -30 / -50 / -68 -25 / -42 / -62 dbc rf divider characteristics 19-bit n-divider range (integer) max = 2 19 - 1 524,287 19-bit n-divider range (fractional) fractional nominal divide ratio varies (-3 / +4) dynamically max 524,283 ref input characteristics max ref input frequency synthesizer phase noise can degrade by about 5 db when operating with a reference frequency near the low end of this range. 10 50 200 mhz ref input range ac coupled 1 2 3.3 vpp ref input capacitance 5 pf 14-bit r-divider range 1 16,383 electrical specifcations, t a = +25 c vppcp, vddcp, vcc1, vcc2 = 5v 4%; rvdd, avdd, dvdd3v, vccpd, vcchf, vccps = 3.3v 6% gndcp = gndls = ground paddle = 0v
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 3 parameter condition min. typ. max. units phase detector (pd) pd frequency fractional feedback mode [1] 0.1 100 mhz pd frequency fractional feedforward mode (and register 6 [17:16] = 10) 0.1 80 mhz pd frequency integer mode [1] 0.1 125 mhz charge pump output current 0.02 2.54 ma charge pump gain step size 20 a pd/charge pump ssb phase noise 50 mhz ref, input referred 1 khz -141 dbc/hz 10 khz add 1 db for fractional -149 dbc/hz 100 khz add 3 db for fractional -153 dbc/hz logic inputs vih output high voltage dvdd3v-0.4 dvdd3v v vil output low voltage 0 0.4 v logic outputs voh output high voltage dvdd3v-0.4 dvdd3v v vol output low voltage 0 0.4 v power supply voltages analog 3.3v supplies avdd, vcchf, vccps, vccpd, rvdd 3.0 3.3 3.5 v digital supply dvdd3v 3.0 3.3 3.5 v analog 5v supplies vppcp, vddcp, vcc1, vcc2 4.8 5 5.2 v power supply currents +5v analog charge pump vppcp, vddcp 5.3 ma +5v vco core and pll buffer vcc2 56 ma +5v vco divider and rf buffer vcc1 36 ma +3.3v analog avdd, vcchf, vccps, vccpd, rvdd 45 ma +3.3v digital dvdd3v 6.5 ma power down - crystal off reg 01h=0, crystal not clocked 10 a power down - crystal on, 100 mhz reg 01h=0, crystal clocked 100 mhz 10 200 a power on reset typical reset voltage on dvdd 700 mv min dvdd voltage for no reset 1.5 v power on reset delay 250 s HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz electrical specifcations (continued) note 1: this maximum phase detector frequency can only be achieved if the minimum n value is respected. eg. in the case of fractional feedback mode, the maximum pfd rate = fvco/20 or 100 mhz, whichever is less.
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 4 electrical specifcations (continued) HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz parameter condition min. typ. max. units vco open loop phase noise at fo/2 10 khz offset -93 -87 dbc/hz 100 khz offset -122 -119 dbc/hz 1 mhz offset -147 -144 dbc/hz 10 mhz offset -162 dbc/hz 100 mhz offset -163 dbc/hz vco open loop phase noise at fo 10 khz offset -87 -81 dbc/hz 100 khz offset -116 -116 dbc/hz 1 mhz offset -141 -138 dbc/hz 10 mhz offset -161 dbc/hz 100 mhz offset -166 dbc/hz vco open loop phase noise at 2fo 10 khz offset -81 -75 dbc/hz 100 khz offset -110 -110 dbc/hz 1 mhz offset -135 -132 dbc/hz 10 mhz offset -155 dbc/hz 100 mhz offset -155 dbc/hz closed loop phase noise pll + vco at fvco/2 integer, 25 mhz pd 1 khz offset -113 dbc/hz integer, 25 mhz pd 10 khz offset -118 dbc/hz integer, 25 mhz pd 100 khz offset -118 dbc/hz fractional, 25 mhz pd 1 khz offset -108 dbc/hz fractional, 25 mhz pd 10 khz offset -113 dbc/hz fractional, 25 mhz pd 100 khz offset -114 dbc/hz closed loop phase noise pll + vco at fvco integer, 25 mhz pd 1 khz offset -107 dbc/hz integer, 25 mhz pd 10 khz offset -112 dbc/hz integer, 25 mhz pd 100 khz offset -112 dbc/hz fractional, 25 mhz pd 1 khz offset -102 dbc/hz fractional, 25 mhz pd 10 khz offset -107 dbc/hz fractional, 25 mhz pd 100 khz offset -108 dbc/hz closed loop phase noise pll + vco at 2fo integer, 25 mhz pd 1 khz offset -101 dbc/hz integer, 25 mhz pd 10 khz offset -106 dbc/hz integer, 25 mhz pd 100 khz offset -106 dbc/hz fractional, 25 mhz pd 1 khz offset -96 dbc/hz fractional, 25 mhz pd 10 khz offset -101 dbc/hz fractional, 25 mhz pd 100 khz offset -102 dbc/hz figure of merit normalized 1 hz integer mode measured w/ 50 mhz pd at 30 khz offset -229 dbc/hz fractional mode measured w/ 50 mhz pd at 30 khz offset -227 dbc/hz
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 5 HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz [1] fractional mode, 50 mhz crystal, r=1, ~80 khz loop bw, (loop flter values: contact factory for component values) 2ma charge pump, -385a offset. 900 950 1000 1050 1100 0 1 2 3 4 5 tuning voltage (v) kvco (mhz/v) n0 n2 n4 n6 n8 n10 n12 n14 n16 n18 n20 n22 n24 n26 n31 fmax fmin fmax n30 -180 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 946 mhz ff 1890 mhz ff 3752 mhz ff 10 2 10 3 10 4 10 5 10 6 10 7 10 8 offset frequency (hz) phase noise (dbc/hz) -180 -160 -140 -120 -100 -80 -60 -40 10 3 10 4 10 5 10 6 10 7 10 8 950 mhz ff 1900 mhz ff 3800 mhz ff offset frequency (hz) phase noise (dbc/hz) 0 1 2 3 4 5 vco frequency tune voltage after calabration (v) 0 15 31 fmin fmax typical closed loop fractional phase noise [1] free running phase noise typical tuning curves vs. switch position typical vco tuning voltage after calibration -180 -170 -160 -150 -140 -130 -120 -110 -100 -90 -80 950 mhz ff 1900 mhz ff 3800 mhz ff 10 2 10 3 10 4 10 5 10 6 10 7 10 8 offset frequency (hz) phase noise (dbc/hz) closed loop integer phase noise free running vco phase noise over temperature -170 -160 -150 -140 -130 -120 -110 +27c +85c -40c 1700 1750 1800 1850 1900 1950 2000 2050 2100 phase noise (dbc/hz) frequency (mhz) 1 mhz offset 100 khz offset 10 mhz offset
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 6 figure of merit -15 -10 -5 0 5 10 15 20 800 9001000 2000 3000 4000 5000 -40c 27c 85c output frequency (mhz) output power (dbm) divide-by-2 fundamental doubler 0 10 20 30 40 50 60 0 1 2 3 4 5 tuning cap 31, 1674 mhz at 2v tuning cap 15, 1874 mhz at 2v tuning cap 0, 2129 mhz at 2v tuning voltage (v) kvco (mhz/v) typical operating range -240 -230 -220 -210 -200 10 2 10 3 10 4 10 5 10 6 normalized phase noise (dbc/hz) frequency offset (hz) fom floor fom 1/f noise typ fom vs offset HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz typical output power - narrow band match typical vco sensitivity vs. cap @ fo voltage
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 7 HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz pin descriptions pin number function description 1 avdd dc power supply for analog circuitry. 2, 5, 6, 8, 9, 11 - 14, 18 - 22, 24, 26, 34, 37, 38 n/c the pins are not connected internally; however, all data shown herein was measured with these pins connected to rf/dc ground externally. 3 vppcp power supply for charge pump analog section 4 cp charge pump output 7 vddcp power supply for the charge pump digital section 10 rvdd reference supply 15 xrefp reference oscillator input 16 dvdd3v dc power supply for digital (cmos) circuitry 17 cen chip enable. connect to logic high for normal operation. 23 vtune vco varactor. tuning port input. 25 vcc2 vco analog supply 2 27 vcc1 vco analog supply 1 28 rf_n [1] rf positive output 29 rf_p [1] rf negative output 30 sen pll serial port enable (cmos) logic input 31 sdi pll serial port data (cmos) logic input 32 sck pll serial port clock (cmos) logic input 33 ld_sdo lock detect, or serial data, or general purpose (cmos) logic output (gpo) 35 vcchf dc power supply for analog circuitry 36 vccps dc power supply for analog prescaler 39 vccpd dc power supply for phase detector 40 bias external bypass decoupling for precision bias circuits. note: 1.920v 20mv reference voltage (bias) is generated internally and cannot drive an external load. must be measured with 10g meter such as agilent 34410a, normal 10m dvm will read erroneously. [1] for doubler mode of operation, pin 28 (rf_n) and pin 29 (rf_p) outputs must be shorted together.
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 8 outline drawing part number package body material lead finish msl rating package marking [1] HMC821LP6CE rohs-compliant low stress injection molded plastic 100% matte sn msl1 h821 xxxx [1] 4-digit lot number xxxx package information 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 pcb land pattern. absolute maximum ratings avdd, rvdd, dvdd3v, vccpd, vcchf, vccps -0.3v to +3.6v vppcp, vddcp, vcc1 -0.3v to +5.8v vcc2 -0.3v to +5.5v operating temperature -40 c to +85c storage temperature -65 c to 125c maximum junction temperature 125 c thermal resistance (r th ) (junction to ground paddle) 20 c/w refow soldering peak temperature 260c time at peak temperature 40 sec esd sensitivity (hbm) class 1b stresses above those listed under absolute maximum ratings may cause permanent damage to the device. this is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specifcation is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 9 HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz 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 hittite upon request. evaluation pcb schematic to view this evaluation pcb schematic please visit www.hittite.com and choose HMC821LP6CE from the search by part number pull down menu to view the product splash page. evaluation pcb, fo & fo/2 modes
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 10 item description j1, j2 pcb mount sma rf connector j3 dual row terminal strip j4 - j6 connector header c1, c15 - c17, c25 10 f capacitor, 0805 pkg. c2, c3, c6, c7, c11, c12, c14, c18, c27, c43, c45 0.47 f capacitor, 0402 pkg. c4, c13 22 pf capacitor, 0402 pkg. c5, c33 1000 pf capacitor, 0402 pkg. c8 1.8 pf capacitor, 0402 pkg. c19 - c24, c28, c30, c32, c34 0.1 f capacitor, 0402 pkg. c26 1 f capacitor, 0603 pkg. c29 47 pf capacitor, 0402 pkg. c35 3300 pf capacitor, 0402 pkg. c36 270 pf capacitor, 0402 pkg. c37, c38 68 pf capacitor, 0402 pkg. c39 - c42, c44 4.7 f tantalum capacitor, 0805 pkg r1, r2, r5, r8, r11, r15, r18, r19, r21, r24 0 ohm resistor, 0402 pkg. r3, r4 1 ohm resistor, 0402 pkg. r6, r7 0 ohm resistor, 0805 pkg. r12, r20, r29 51 ohm resistor, 0402 pkg. r13, r14, r30 220 kohm resistor, 0402 pkg. r22, r25 20 kohm resistor, 0402 pkg. r26 - r28 1k ohm resistor, 0402 pkg. l1 6.8 nh inductor, 0402 pkg. l2, l3 47 nh inductor, 0402 pkg. tp3, tp4 test point pc compact smt u1 HMC821LP6CE pll with integrated vco u2 hmc860lp3e low noise quad linear regulator y1 3.3v, 50 mhz vcxo crystal oscillator pcb [2] 125998 evaluation board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 or arlon 25fr and fr4 HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz list of materials for evaluation pcb 127826, fo & fo/2 mode [1]
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 11 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 hittite upon request. evaluation pcb schematic to view this evaluation pcb schematic please visit www.hittite.com and choose HMC821LP6CE from the search by part number pull down menu to view the product splash page. evaluation pcb, 2xfo mode HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz
for price, delivery and to place orders: hittite microwave corporation, 20 alpha road, 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 plls w / integrated vco - smt 7 7 - 12 list of materials for evaluation pcb 128158, 2xfo mode [1] HMC821LP6CE v04.1010 fractional-n synthesizer w/ integrated vco 860 - 1040, 1720 - 2080, 3440 - 4160 mhz item description j1, j2 pcb mount sma rf connector j3 dual row terminal strip j4 - j6 connector header c1, c15 - c17, c25, c29 10 f capacitor, 0805 pkg. c2, c3, c6, c7, c11, c12, c14, c18, c27, c43, c45 0.47 f capacitor, 0402 pkg. c4, c13 22 pf capacitor, 0402 pkg. c5, c33 1000 pf capacitor, 0402 pkg. c8 8.2 pf capacitor, 0402 pkg. c19 - c24, c28, c30, c32, c34 0.1 f capacitor, 0402 pkg. c26 1 f capacitor, 0603 pkg. c29, c31 1.2 pf capacitor, 0402 pkg. c35 3300 pf capacitor, 0402 pkg. c36 270 pf capacitor, 0402 pkg. c37, c38 68 pf capacitor, 0402 pkg. c39 - c42, c44 4.7 f tantalum capacitor, 0805 pkg c46 27 pf capacitor, 0402 pkg. c47 47 pf capacitor, 0402 pkg. r1, r2, r8, r11, r15, r18, r19, r21, r24 0 ohm resistor, 0402 pkg. r3, r4 1 ohm resistor, 0402 pkg. r12, r20, r29 51 ohm resistor, 0402 pkg. r13, r14, r30 220 kohm resistor, 0402 pkg. r22, r25 20 kohm resistor, 0402 pkg. r26 - r28 1 kohm resistor, 0402 pkg. r31 0 ohm resistor, 0201 pkg. r32, r33 0 ohm resistor, 0805 pkg. l1 15 nh inductor, 0402 pkg. l2, l3 47 nh inductor, 0402 pkg. l4 0 ohm resistor, 0402 pkg. tp1 - tp4 test point pc compact smt u1 HMC821LP6CE pll with integrated vco u2 hmc860lp3e low noise quad linear regulator y1 3.3v, 50 mhz vcxo crystal oscillator pcb [2] 127729 evaluation board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: rogers 4350 or arlon 25fr and fr4

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