applica tions: additional benefits: ? medical ? reduce emissions up to 20 db. ? printers ? systemic approach to emi. ? scanners ? highly cost effective compared to other methods. ? modems ? eliminate need for individual node suppression. ? telecommunications ? eliminate need for expensive shielding. ? aerospace ? reduce component count. ? copier ? reduce pcb layer count. ? automotive ? drop- in replacement for 10 x 14mm smd package. fea tures: ? integrated spread spectrum technology ? standard ttl or hcmos output. ? meets clock jitter requirements for all major cisc, risc and dsp processors ? wide frequency range from 4 mhz to 128 mhz. 5.0vdc or 3.3vdc ? 10 x 14mm smd ? hcmos/ ttl low emi spread spectrum crystal clock oscillators assm and assml 29 journey ? aliso viejo, ca 92656 ? usa (949) 448-7070 ? f ax : (949) 448-8484 e- mail : abinfo @ abracon.com ? i nternet a ddress : www.abracon.com abracon is iso 9001 / qs 9000 certified note: left blank if standard ? all specifications and markings subject to change without notice 5th harmonic of 96 mhz 15.7db emi reduction center 480.00 mhz mkr 1.05 mhz -15.66 db rev. 2.4 05/2003 abracon ? corporation pin number function 1 nc 4 gnd 5 output 8 vdc table 1 pin configura tion: mechanical dimensions: dimensions: inches (mm) 20
standard electrical specifications parameter assm assml conditions frequency range (fo) 4.000 mhz ? 128.000 mhz operating temperature (topr) -40 c to +85 c (see ordering options) storage temperature (tsto) - 65 c to +150 c frequency stability vs. temp (df/fo) 100 ppm max. (see ordering options) operating supply voltage (vdc) 5.0 vdc 3.3 vdc +/-5 % operating input current (idd) 30 ma max duty cycle 45/55 % max rise time 5.0 ns. 3.5 ns. 15 pf fall time 5.0 ns. 3.5 ns. 15 pf output voltage (voh/vol) 3.0vdc min. / 0.4 vdc max. +25 c start-up time 10 ms max. 3 ms typ. aging +/- 5ppm max. /year jitter (ccj1) 625 ps typical f = 4 mhz jitter (ccj2) 225 ps typical f = 8 mhz jitter (ccj3) 125 ps typical f = 32 mhz jitter (ccj4) 135 ps typical f = 64 mhz jitter (ccj5) 180 ps typical f = 128 mhz output load 10-lsttl or 15 pf bandwidth accuracy +/- 10% 29 journey ? aliso viejo, ca 92656 ? usa (949) 448-7070 ? f ax : (949) 448-8484 e- mail : abinfo @ abracon.com ? i nternet a ddress : www.abracon.com abracon is iso 9001 / qs 9000 certified note: left blank if standard ? all specifications and markings subject to change without notice rev. 2.4 factory bandwidth selection freq. (mhz) center spread (%) down spread (%) modulation rate (khz) order option c1 c2 c3 c4 d1 d2 d3 d4 4 ? 5 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 5 - 6 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 6 - 7 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 7 - 8 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz 8 ? 10 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 10 - 12 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 12 ? 14 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 14 - 16 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz 16 ? 20 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 20 - 24 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 24 ? 28 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 28 - 32 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz 32 ? 40 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 40 - 48 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 48 ? 56 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 56 - 64 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz 64 - 80 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 80 - 96 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 96 - 112 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 112 - 128 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz standard electrical specifications parameter assm assml conditions frequency range (fo) 4.000 mhz ? 128.000 mhz operating temperature (topr) -40 c to +85 c (see ordering options) storage temperature (tsto) - 65 c to +150 c frequency stability vs. temp (df/fo) 100 ppm max. (see ordering options) operating supply voltage (vdc) 5.0 vdc 3.3 vdc +/-5 % operating input current (idd) 30 ma max duty cycle 45/55 % max rise time 5.0 ns. 3.5 ns. 15 pf fall time 5.0 ns. 3.5 ns. 15 pf output voltage (voh/vol) 3.0vdc min. / 0.4 vdc max. +25 c start-up time 10 ms max. 3 ms typ. aging +/- 5ppm max. /year jitter (ccj1) 625 ps typical f = 4 mhz jitter (ccj2) 225 ps typical f = 8 mhz jitter (ccj3) 125 ps typical f = 32 mhz jitter (ccj4) 135 ps typical f = 64 mhz jitter (ccj5) 180 ps typical f = 128 mhz output load 10-lsttl or 15 pf bandwidth accuracy +/- 10% 5.0vdc or 3.3vdc ? 10 x 14mm smd ? hcmos/ ttl low emi spread spectrum crystal clock oscillators assm and assml 29 journey ? aliso viejo, ca 92656 ? usa (949) 448-7070 ? f ax : (949) 448-8484 e- mail : abinfo @ abracon.com ? i nternet a ddress : www.abracon.com abracon is iso 9001 / qs 9000 certified note: left blank if standard ? all specifications and markings subject to change without notice 05/2003 abracon ? corporation table 2 table 3 standard electrical specifications factory bandwidth selection freq. (mhz) center spread (%) down spread (%) modulation rate (khz) order option c1 c2 c3 c4 d1 d2 d3 d4 4 ? 5 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 5 - 6 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 6 - 7 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 7 - 8 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz 8 ? 10 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 10 - 12 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 12 ? 14 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 14 - 16 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz 16 ? 20 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 20 - 24 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 24 ? 28 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 28 - 32 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz 32 ? 40 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 40 - 48 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 48 ? 56 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 56 - 64 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz 64 - 80 1.4 1.2 0.6 0.5 -3.0 -2.2 -1.9 -0.7 31.25 ? 39.06 khz 80 - 96 1.3 1.1 0.5 0.4 -2.7 -1.9 -1.7 -0.6 39.06 ? 46.88 khz 96 - 112 1.2 0.9 0.5 0.4 -2.5 -1.8 -1.5 -0.6 46.88 ? 54.69 khz 112 - 128 1.1 0.9 0.4 0.3 -2.3 -1.7 -1.4 -0.5 54.69 ? 62.50 khz factory bandwidth selection 21
5.0vdc or 3.3vdc ? 10 x 14mm smd ? hcmos/ ttl low emi spread spectrum crystal clock oscillators assm and assml 29 journey ? aliso viejo, ca 92656 ? usa (949) 448-7070 ? f ax : (949) 448-8484 e- mail : abinfo @ abracon.com ? i nternet a ddress : www.abracon.com abracon is iso 9001 / qs 9000 certified note: left blank if standard ? all specifications and markings subject to change without notice rev. 2.4 05/2003 abracon ? corporation assm(l) - frequency - tempera ture - freq. st ability - bandwidth - p ackaging fo in mhz as; xxx.xxxx operating voltage assml = 3.3 5% vdc assm = 5.0 5% vdc -e for -20c to 70c -f for -30c to 70c -n for -30c to 85c -l for -40c to 85c -t for tape and reel -cx = center spread -dx = down spread (see table 3 for selection) -r for 25 ppm max -k for 30 ppm max -h for 35 ppm max -c for 50 ppm max example: assm-48.0000-e-c-c1-t would be the part number for a 48.0000mhz, 1.2% center spread with a +/-50 ppm center frequency accuracy ordering options 22
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