smd oscillator, ttl / hc-mos ism91 / ism94 series ceramic package, 5 mm x 7 mm ilsi america phone: 775-851-8880 ? fax: 775-851-8882? e-mail: e-mail@ilsiamerica.com ? www.ilsiamerica.com 03/06 specifications subject to change without notice d7 frequency 10 khz to 170.000 mhz output level ttl hc-mos level ?0? = 0.4 vdc max., ?1? = 2.4 vdc min. ?0? = 0.1 vcc max., ?1? = 0.9 vcc min. duty cycle specify 50% 10% or 5% see table rise / fall time 5 ns max. @ vcc = +3.3 vdc, 10 ns max. @ vcc = +5 vdc *** output load fo < 50 mhz = 10 ttl, fo > 50 mhz = 5 lsttl see table frequency stability see frequency stability table (includes room temperature tolerance an d stability over operating temperature) start-up time 10 ms max. enable / disable time 100 ns max. supply voltage see input voltage table, tolerance 5 % current 70 ma max. *** temperature operating see operating temperature table storage -55 c to +125 c environmental / tape and reel see appendix b for environmenta l information, appendix c fo r tape and reel information package information msl = n.a., termination = e4 programmable version is available for quick delivery, part number ism91p. note: a 0.01 f bypass capacitor is recommended between vcc (pin 4) and gnd (pin 2) to minimize power supply noise. * not available at all frequencies. ** not available for all temperature ranges. *** frequency, supply, and load related p arameters. tri-state function pin 1 open enable pin 1 70% vdd enable pin 1 30% vdd disable h = height ism91 1.8 mm max. ism94 * 1.4 mm max. * not available at all frequencies part number guide sample part number: ism91 - 3251bh - 20.000 package input voltage operating temperature symmetry (duty cycle) output stability (in ppm) enable / disable frequency 5 = 5.0 v 1 = 0 c to +70 c 5 = 45 / 55 max. 1 = 10ttl / 15 pf hc-mos **e = 10 h = enable 3 = 3.3 v 6 = -10 c to +70 c 6 = 40 / 60 max. 3 = 15 pf hc-mos **d = 15 7 = 3.0 v 3 = -20 c to +70 c 6 = 30 pf f = 20 2 = 2.7 v 4 = -30 c to +75 c 5 = 50 pf hc-mos (<40 mhz) a = 25 6 = 2.5 v 2 = -40 c to +85 c 4 = ac-mos b = 50 ism91 - (1.8 mm h) ism94 - (1.4 mm h) 1 = 1.8 v* c = 100 - 20.000 mhz www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com 4 .com u datasheet
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