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 high speed logic - smt 7 7 - 1 the HMC841LC4B is a d-type flip flop designed to support data transmission rates of up to 43 gbps, and clock frequencies as high as 43 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. the HMC841LC4B also features an output level control pin, vac, which allows for loss compensation or for signal level optimization. all input signals to the HMC841LC4B are terminated with 50 ohms to ground on-chip, and maybe either ac or dc coupled. the differential outputs of the HMC841LC4B may be either ac or dc coupled. outputs can be connected directly to a 50 ohms-to-ground terminated system, while dc blocking capacitors should be used if the terminating system is 50 ohms to a non-ground dc voltage. the HMC841LC4B operates from a single -3.3v dc supply and is available in a ceramic rohs compliant 4x4 mm smt package. general description HMC841LC4B features functional diagram supports data rates up to 43 gbps low power consumption: 630 mw fast rise and fall times: 12/12 ps single ended or differential operation adjustable differential output voltage swing: 200 - 850 mvp-p 24 lead 4x4mm smt package: 16mm 2 typical applications the HMC841LC4B is ideal for: ? oc-768 and sdh stm-256 equipment ? rf ate applications ? serial data transmission up to 43 gbps ? digital logic systems up to 43 gbps ? broadband test & measurement electrical specifcations, t a = +25c, vee = -3.3v parameter conditions min. typ. max units power supply voltage 5 % tolerance -3.47 -3.3 -3.13 v power supply current vac = -0.3v 160 190 220 ma output amplitude control voltage vac -1.6 -0.3 -0.1 v maximum data rate 43 gbps maximum clock rate 43 ghz input amplitude (data) single-ended, peak-to-peak 200 800 mvp-p differential, peak-to-peak 200 1000 input amplitude (clock) single-ended, peak-to-peak 400 800 mvp-p differential, peak-to-peak 250 1000 input high voltage (data & clock) -0.5 0.5 v input low voltage (data & clock) -1 0 v 43 gbps, d-type flip-flop w/ programmable output voltage v02.0910
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 high speed logic - smt 7 7 - 2 electrical specifcations, (continued) HMC841LC4B v02.0910 43 gbps, d-type flip-flop w/ programmable output voltage parameter conditions min. typ. max units output amplitude differential, peak-to-peak @ 40 gbps 200 850 mvp-p output high voltage vac = -0.3 -50 mv output low voltage vac = -0.3 -550 mv input return loss data input up to 25 ghz 10 db clock input up to 40 ghz 6 db output return loss data output up to 25 ghz 10 db deterministic jitter, jd [1] 2 ps, pp additive random jitter jr [2] 0.2 ps rms rise time, tr [1] 12 ps fall time, tf [1] 12 ps propagation delay, td clock to output delay 10 ps clock phase margin @ 40 gbps 270 deg [1] clock input: 40 ghz clock signal, 200 mvp-p single-ended, data input: 40 gbps prbs 2 23 -1 pattern, 200 mvp-p single-ended [2] random jitter is measured with 40 gbps 10101 pattern [1] vac = -0.3v [2] input data rate: 40 gbps prbs 2 23 -1 dc current vs. supply voltage [1] [2] differential output swing vs. supply voltage [1] [2] dc current vs. vac [2] differential output swing vs. vac [2] 100 125 150 175 200 225 250 -3.47 -3.41 -3.36 -3.3 -3.24 -3.19 -3.13 +25c +70c -40c supply voltage vee (v) dc current (ma) 100 125 150 175 200 225 250 -1.6 -1.3 -1 -0.7 -0.4 -0.1 +25c +70c -40c control voltage vac (v) dc current (ma) 600 700 800 900 1000 -3.47 -3.41 -3.36 -3.3 -3.24 -3.19 -3.13 +25c +70c -40c supply voltage vee (v) differential voltage (mvp-p) 0 200 400 600 800 1000 -1.6 -1.3 -1 -0.7 -0.4 -0.1 +25c +70c -40c control voltage vac (v) differential voltage (mvp-p)
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 high speed logic - smt 7 7 - 3 HMC841LC4B v02.0910 43 gbps, d-type flip-flop w/ programmable output voltage rise / fall time vs. vac [1][2][3] input return loss vs. frequency [1][5] peak-to-peak jitter vs. supply voltage [1][2][3][4] output return loss vs. frequency [1][5] fall time vs. supply voltage [1][2][3] rise time vs. supply voltage [1][2][3] 0 3 6 9 12 15 18 -3.47 -3.41 -3.36 -3.3 -3.24 -3.19 -3.13 +25c +70c -40c supply voltage vee (v) rise time (ps) 0 3 6 9 12 15 18 -1.6 -1.3 -1 -0.7 -0.4 -0.1 rise time fall time control voltage vac (v) rise/fall time (ps) -30 -25 -20 -15 -10 -5 0 0 5 10 15 20 25 30 35 40 45 50 data clock frequency (ghz) response (db) 0 3 6 9 12 15 18 -3.47 -3.41 -3.36 -3.3 -3.24 -3.19 -3.13 +25c +70c -40c supply voltage vee (v) fall time (ps) 0 2 4 6 8 10 12 -3.47 -3.41 -3.36 -3.3 -3.24 -3.19 -3.13 +25c +70c -40c supply voltage vee (v) p-p jitter (ps) -40 -35 -30 -25 -20 -15 -10 -5 0 0 5 10 15 20 25 out frequency (ghz) response (db) [1] vac = -0.3v [2] input data rate: 40 gbps prbs 2 23 -1 [3] data was taken at single ended output [4] source jitter was not deembeded [5] device measured on evaluation board with single-ended time domain gating.
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 high speed logic - smt 7 7 - 4 HMC841LC4B v02.0910 43 gbps, d-type flip-flop w/ programmable output voltage 40 gbps differential output eye diagram timing diagram truth table input outputs d c q l l -> h l h l -> h h notes: d = dp - dn c = ckp - ckn q = outp - outn h - logic high l - logic low i f clock t c = t sh = setup and hold time cpm = clock phase margin = 360 t c - t sh t c time scale: 10 ps/div amplitude scale: 200 mv/div test conditions: vee = -3.3v, vac = -0.3v data input: single-ended 150 mvp-p 40 gbps nrz prbs 2 23 -1 pattern clock input: single-ended 150 mvp-p 40 ghz clock signal measurements current minimum maximum total meas eye amp 774 mv 772 mv 774 mv 42 rise time 11.78 ps 10.56 ps 12.00 ps 42 fall time 11.78 ps 10.56 ps 12.00 ps 42 p-p jitter 3.333 ps 2.889 ps 3.556 ps 42
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 high speed logic - smt 7 7 - 5 absolute maximum ratings electrostatic sensitive device observe handling precautions outline drawing power supply voltage (vee) -3.7v to +0.5v input voltage -1.3v to +0.5v channel temperature 125c continuous pdiss (t = 85c) (derate 29.04 mw/c above 85c) 1.16 w thermal resistance (channel to ground paddle) 34.44 c/w storage temperature -65c to +125c operating temperature -40c to +70c output amplitude control voltage (vac) -2.3v to +0.5v HMC841LC4B v02.0910 43 gbps, d-type flip-flop w/ programmable output voltage 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.
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 high speed logic - smt 7 7 - 6 HMC841LC4B v02.0910 43 gbps, d-type flip-flop w/ programmable output voltage pin number function description interface schematic 1 vac output amplitude control voltage. 2, 5, 8, 11, 14, 17, 21 package base gnd signal and supply grounds 3, 4 outp, outn dff differential (outp-outn) or single ended (outp) outputs 6, 7, 12, 13, 18, 19, 24 n/c the pins are not connected internally; however, all data shown herein was measured with these pins connected to rf/dc ground externally. 9, 10 dp, dn dff differential (dp-dn) or single ended (dp) data inputs 15, 16 ckn, ckp dff differential (ckp-ckn) or single ended (ckp) clock inputs. 20, 22, 23 vee power supply (-3.3v) pin descriptions
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 high speed logic - smt 7 7 - 7 evaluation pcb HMC841LC4B v02.0910 43 gbps, d-type flip-flop w/ programmable output voltage list of materials for evaluation pcb 129126 [1] item description j1, j2, j5, j6 k connector j3, j4 2.4mm connector j9, j11, j12 dc pin c1, c3 - c5 1000 pf capacitor, 0402 pkg. c2 0.1 f capacitor, 0402 pkg. c7, c8 4.7 f capacitor, tantalum u1 HMC841LC4B high speed logic, d-type flip-flop pcb [2] 129821 evaluation board [1] reference this number when ordering complete evaluation pcb [2] circuit board material: arlon 25fr or rogers 4350 item description j1 outp j2 outn j3 ckp j4 ckn j5 dp j6 dn j9 vac j11 gnd j12 vee 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 metal package base must be connected to vee. 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.
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 high speed logic - smt 7 7 - 8 HMC841LC4B v02.0910 43 gbps, d-type flip-flop w/ programmable output voltage application circuit
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