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 high speed logic - smt 3 3 - 1 the HMC747LC3C is a d-type flip-flop designed to support data transmission rates of up to 14 gbps, and clock frequencies as high as 14 ghz. during normal operation, data is transferred to the outputs on the positive edge of the clock. reversing the clock inputs allows for negative-edge triggered applications. all differential inputs to the HMC747LC3C are cml and terminated on-chip with 50 ohms to the positive supply, vcc, and may be ac or dc coupled. the differential cml outputs are source terminated to 50 ohms and may also be ac or dc coupled. outputs can be connected directly to a 50 ohm vcc-terminated system, while dc blocking capacitors may be used if the terminating system is 50 ohms to ground. the HMC747LC3C also features an output level control pin, vr, which allows for loss compensation or signal-level optimazation. the HMC747LC3C operates from a single 3.3 v supply and is available in rohs-compliant 3x3 mm smt package. general description HMC747LC3C features functional diagram supports high data rates: up to 14 gbps differential & singe-ended operation fast rise and fall times: 22 / 20 ps low power consumption: 264 mw typ. programmable differential output voltage swing: 700 - 1300 mv propagation delay: 105 ps single supply: +3.3 v 16 lead ceramic 3x3 mm smt package: 9 mm 2 typical applications the HMC747LC3C is ideal for: ? rf ate applications ? broadband test & measurement ? serial data transmission up to 14 gbps ? digital logic systems up to 14 ghz electrical specifcations, t a = +25 c, vcc = 3.3 v, vr = 3.3 v parameter conditions min. typ. max units power supply voltage 3.0 3.3 3.6 v power supply current 80 ma maximum data rate 14 gbps maximum clock rate 14 ghz input voltage range vcc - 1.5 vcc + 0.5 v input differential range 0.1 2 vp-p input return loss frequency <14 ghz 10 db output amplitude single-ended, peak-to-peak 550 mvp-p differential, peak-to-peak 1100 mvp-p output high voltage 3.29 v 14 gbps, fast rise time d-type flip-flop w/ programmable output voltage & positive supply v03.1010
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 high speed logic - smt 3 3 - 2 electrical specifcations (continued) HMC747LC3C v03.1010 14 gbps, fast rise time d-type flip-flop w/ programmable output voltage & positive supply parameter conditions min. typ. max units output low voltage 2.74 v output rise / fall time differential, 20% - 80% 22 / 20 ps output return loss frequency <13 ghz 10 db random jitter jr rms 0.2 ps rms deterministic jitter, jd peak-to-peak, 2 15 -1 prbs input [1] 2 ps, p-p propagation delay clock to data, td 105 ps clock phase margin 13 ghz 320 deg set up & hold time, t sh 6 ps vr pin current vr = 3.3 v 2 ma vr pin current vr = 3.7 v 3.5 ma [1] deterministic jitter calculated by simultaneously measuring the jitter of a 300 mv, 13 ghz, 2 15 -1 prbs input, and a single-ended output [1] vr = 3.3 v [2] frequency = 13 ghz [3] vcc = 3.3 v dc current vs. supply voltage [1][2] rise / fall time vs. supply voltage [1][2] 60 65 70 75 80 85 90 95 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 +25c +85c -40c dc current (ma) supply voltage (v) 15 17 19 21 23 25 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 tr tf rise/fall time (ps) supply voltage (v) output differential voltage vs. supply voltage [1][2] 1000 1025 1050 1075 1100 1125 1150 1175 1200 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 +25c +85c -40c vout differential (mvp-p) supply voltage (v) output differential voltage vs. vr [1][2] 400 600 800 1000 1200 1400 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5 3.7 +25c +85c -40c vout differential (mvp-p) vr (v)
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 high speed logic - smt 3 3 - 3 HMC747LC3C v03.1010 14 gbps, fast rise time d-type flip-flop w/ programmable output voltage & positive supply [1] vcc = 3.3 v [2] frequency = 13 ghz input return loss vs. frequency output return loss vs. frequency rise / fall time vs. vr [1][2] -30 -25 -20 -15 -10 -5 0 0 2 4 6 8 10 12 14 return loss (db) frequency (ghz) -35 -30 -25 -20 -15 -10 0 2 4 6 8 10 12 14 return loss (db) frequency (ghz) 15 17 19 21 23 25 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5 3.7 tr tf rise/fall time (ps) vr (v)
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 high speed logic - smt 3 3 - 4 HMC747LC3C v03.1010 14 gbps, fast rise time d-type flip-flop w/ programmable output voltage & positive supply eye diagram timing diagram truth table input outputs d c q l l -> h l h l -> h h notes: d = dp - dn c = cp - cn q = qp - qn h - positive voltage level l - negative voltage level i f clock t c = t sh = setup and hold time cpm = clock phase margin = 360 t c - t sh t c [1] test conditions: pattern generated with an agilent n4903a serial bert. eye diagram presented on a tektronix csa 8000. device input = 13 gbps pn code. both output channels shown. device is ac coupled to scope.
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 high speed logic - smt 3 3 - 5 absolute maximum ratings electrostatic sensitive device observe handling precautions outline drawing HMC747LC3C v03.1010 14 gbps, fast rise time d-type flip-flop w/ programmable output voltage & positive supply 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 0.05 mm datum -c- 6. all ground leads must be soldered to pcb rf ground. 7. paddle must be soldered to gnd. power supply voltage (vcc) vcc -0.5 v to 3.75 v input signals vcc - 2.0 v to vcc + 0.5 v output signals vcc - 1.5 v to vcc + 0.5 v continuous pdiss (t = 85 c) (derate 17 mw/c above 85 c) 0.68 w thermal resistance (r th j-p ) worst case junction to package paddle 59 c/w maximum junction temperature 125 c storage temperature -65c to +150c operating temperature -40c to +85c
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 high speed logic - smt 3 3 - 6 HMC747LC3C v03.1010 14 gbps, fast rise time d-type flip-flop w/ programmable output voltage & positive supply pin number function description interface schematic 1, 4, 5, 8, 9, 12 gnd signal grounds 2, 3 6, 7 dn, dp cp, cn differential data inputs: current mode logic (cml) referenced to positive supply. 10, 11 qn, qp differential data outputs: current mode logic (cml) referenced to positive supply.s 13, 16 vcc positive supply 14, package base gnd supply ground 15 vr output level control. output level may be adjusted by applying a voltage to vr per output differential vs. vr plot. pin descriptions
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 high speed logic - smt 3 3 - 7 evaluation pcb HMC747LC3C v03.1010 14 gbps, fast rise time d-type flip-flop w/ programmable output voltage & positive supply list of materials for evaluation pcb 122517 [1] item description j1 - j6 pcb mount sma rf connectors j7 - j9 dc pin jp1 shorting jumper c1, c2 4.7 f capacitor, tantalum c3 - c5 100 pf capacitor, 0402 pkg. r2 10 ohm resistor, 0603 pkg. u1 HMC747LC3C high speed logic, d-type flip-flop pcb [2] 122515 evaluation board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: arlon 25fr or rogers 4350 the circuit board used in the application should use rf circuit design techniques. signal lines should have 50 ohm impedance while the package gro- und leads should be connected directly to the ground plane similar to that shown. the exposed package base should be connected to gnd. 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. install jumper on jp1 to short vr to vcc for normal operation.
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 high speed logic - smt 3 3 - 8 HMC747LC3C v03.1010 14 gbps, fast rise time d-type flip-flop w/ programmable output voltage & positive supply application circuit
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