| cmos / 5.0v / 7.0 5.0 a clock crystal oscillators surface mount type k50-hc series features ?miniature ceramic package ?highly reliable with seam welding ?cmos output ?supply voltage v dd =5.0v ? 25ppm available table 1 how to order dimensions specifications (unit : mm) recommended land pattern (unit : mm) k50-hc 0 - c s e 25.0000 q type(7 5 smd, 5.0v) w frequency stability code(see table1) e cmos output r duty ratio(s: 45% to 55% std) t enable/disable function(std) y oscillation frequency(ex.: 25.0000mhz) packaging(tape & reel 1kpcs/reel) w qe r t y stability t opr note code (ppm) ( c) 0 50 ? 10 to + 70 standard specifications s 30 (standard) u 25 f 100 ? 40 to + 85 g 50 (extend) with only certain frequencies with only certain frequencies note: a capacitor of value 0.01 f between v dd and gnd is recommended. 1.8 5.08 4.2 2.0 7.0 5.0 1.6 0.6 1.4 q w r e r0.35 2.6 5.08 1.1 plating: ni + au tolerance: 0.2 pin connections q control w case gnd e output r v dd enable/disable function pin1 pin3(output) open active "h" level active "l" level high z note: please contact us for inquires about extended operating temperature range, available frequencies and other conditions. all electrical characteristics are defined at the maximum load and operating temperature range. item symbol conditions min. max. units overall conditions: initial tolerance, operating temperature range, rated power supply voltage change, load change, aging(1year @25 c), shock and vibration output frequency range frequency stability storage temperature range operating temperature range max. supply voltage supply voltage current consumption (maximum loaded) disable current duty ratio(symmetry) rise/fall time ( 10% v dd to 90% v dd maximum loaded ) output voltage-"l" output voltage-"h" output load(cmos) input voltage range input voltage-"l" input voltage-"h" output disable time output enable time start-up time f out 1.5 68 mhz ? 25 + 25 f sby ? 30 + 30 ppm ? 50 + 50 t stg ? 55 + 125 t opr standard ? 10 + 70 c extend(option) ? 40 + 85 ----- ? 0.5 7.0 v dd stability: 50ppm, 30ppm, 100ppm(ext temp) 4.5 5.5 volt stability: 25ppm, 50ppm(ext temp) 4.75 5.25 1.5 f out 20mhz ----- 2 5 i dd 20 |
