note: left blank if standard all specifications and markings subject to change without notice 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 corporation abracon -43- ? hcmos/ ttl compatible 32.768 khz full-size dip crystal clock oscillators acow applications: real-time clock. features: low power consumption using 32.768 khz crystal. hcmos and ttl compatible. full buffered output. parameters specifications frequency range (f o ) 32.768 khz operating temperature (t opr )0 c to + 70 c storage temperature (t sto ) -55 c to +125 c frequency stability ( ? i dd ) 5 m a max. duty cycle or symmetry 40 / 60% o.b. @ 1 / 2 v dd rise and fall times (t r / t f ) 30 ns max. @ 10% to 90% output load 30 pf or 5 lsttl output voltage (v oh ) 0.9 * v dd min. (v ol ) 0.1 * v dd max. aging rate @ year 5 ppm max. acow - 32.768 khz - t ristate - v alue added - a for tristate e/d -g gull wing, p. 73. -qxx (trimmed leads) p. 73. for test circuit, waveforms, please see page 67. environmental and mechanical specifications on page 68, group 1. marking, see page 79. pin function number 1 nc or tristate e/d 7 gnd / case 8 output 14 v dd dimensions: inches (mm) 22355 abracon corx 2-29.qxd 3/6/00 6:54 am page 43
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