1 all specifications are subject to change without notice. mk 2.5 rev2008_nov17_0.2 saronix-ecera? is a pericom? semiconductor company ? us: +1-408-435-0800 tw: +886-3-4518888 ? www.saronix-ecera.com 2.5v cmos ssxo mn series spread spectrum crystal oscillator (xo) 3.2 x 2.5mm mk 0 . 9 0 . 6 1 . 6 0 . 1 0 2 . 1 # 1 # 2 # 3 # 4 3 . 2 0 . 1 2 . 5 0 . 1 1 . 0 0 . 1 5 (bot t om v iew ) p i n 1 product features wide frequency range C 16mhz to 67mhz ? flexible modulation rate options ? center spread: 0.25% to 1.15% ? down spread: C0.5% to C1.7% ? integrated phase-locked loop ? output enable with internal pull-up (default ? enable) 2.5v cmos compatible logic levels ? very low power consumption ? industry standard 3.2x2.5mm ceramic smd ? package pb-free and rohs/green compliant ? product description the mk series is used in digital electronic systems to reduce the electro-magnetic interference (emi). the device uses proprietary pll and spread-spectrum clock generator (sscg) technology to synthesize from and modulate the frequency of the input crystal. measured radiated energy at the fundamental and harmonic frequencies are reduced to comply with electro magnetic compliance (emc) requirement. the internal factory setting function enables flexible selection of output frequency, modulation rate and spread ratios. applications multi-function printers ? wired and wireless networking devices ? media players ? lcd panel ? digital television ? video surveillance ? package: pin functions: pin function 1 oe function 2 ground 3 clock output 4 v dd recommended land pattern: 3.2 x 2.5mm ceramic smd part ordering information: mk 270 0001 a: product ? family b: xxx = frequency ?code c: yyyy = specification ?code following the above format, saronix-ecera part numbers will be assigned upon confirmation of exact customer requirements. note: all above dimensions in mm
2 all specifications are subject to change without notice. mk 2.5 rev2008_nov17_0.2 saronix-ecera? is a pericom? semiconductor company ? us: +1-408-435-0800 tw: +886-3-4518888 ? www.saronix-ecera.com 2.5v cmos ssxo mn series spread spectrum crystal oscillator (xo) 3.2 x 2.5mm mk output enable / disable function parameter min. typ. max. units notes input voltage (pin 1), output enable 0.7 v dd v or open input voltage (pin 1), output disable (low power standby) 0.3 v dd v output is hi-z internal pullup resistance 50 k electrical performance parameter min. typ. max. units notes output frequency 16 67 mhz as specifed supply voltage (v dd ) +2.375 +2.5 +2.625 v supply current, output enabled 10 ma @27ma frequency stability 20 to 50 ppm see note 1 below operating temperature -20 +70 c commercial (standard) -40 +85 industrial (standard) output logic 0, v ol 10% v dd v output logic 1, v oh 90% v dd v output load 15 pf duty cycle 45 55 % measured 50% v dd rise and fall time 1.2 2.5 ns measured 20/80% of v dd cycle-to-cycle jitter 200 300 ps notes: 1. stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25c), aging (1 year at 25c average effective ambient temperature), shock and vibration. 2. for specifcations othere than those listed, please contact sales. absolute maximum ratings parameter min. typ. max. units notes storage temperature -55 +125 c spread options table center spread down spread 0.25% C0.5% 0.35% C0.7% 0.45% C 0.9% 0.55% C1.1% 0.625% C1.3% 0.65% C1.7% 0.85% C2.0% 1% C2.3% 1.15 % modulation rate options f in / 496 f in / 608 f in / 640 f in / 750 f in / 1088 f in is the input crystal frequency
3 all specifications are subject to change without notice. mk 2.5 rev2008_nov17_0.2 saronix-ecera? is a pericom? semiconductor company ? us: +1-408-435-0800 tw: +886-3-4518888 ? www.saronix-ecera.com 2.5v cmos ssxo mn series spread spectrum crystal oscillator (xo) 3.2 x 2.5mm mk spectral plot without ssxo spectral plot with ssxo ssc modulation width
4 all specifications are subject to change without notice. mk 2.5 rev2008_nov17_0.2 saronix-ecera? is a pericom? semiconductor company ? us: +1-408-435-0800 tw: +886-3-4518888 ? www.saronix-ecera.com 2.5v cmos ssxo mn series spread spectrum crystal oscillator (xo) 3.2 x 2.5mm mk reliability test ratings this product is rated to meet the following test conditions: type parameter test condition mechanical shock mil-std-883, method 2002, condition b mechanical solderability jesd22-b102-d method 2 (preconditioning e) mechanical terminal strength mil-std-883, method 2004, condition d mechanical gross leak mil-std-883, method 1014, condition c mechanical fine leak mil-std-883, method 1014, condition a2 (r 1 = 2x10 -8 atm cc/s) mechanical solvent resistance mil-std-202, method 215 environmental thermal shock mil-std-883, method 1011, condition a environmental moisture resistance mil-std-883, method 1004 environmental vibration mil-std-883, method 2007, condition a environmental resistance to soldering heat j-std-020c table 5-2 pb-free devices (2 cycles max) test circuit power supply output enable / disable function 0.1f or 0.01f test point 1 2 3 4 15 pf (including probe and fixture capacitance) refow soldering profle p e a k 2 6 0 c f o r 1 0 s e c m a x 2 6 0 t e m p e r a t u r e ? c 1 t o 3 c / s e c m a x 6 0 t o 9 0 s e c t i m e 1 t o 3 c / s e c 2 1 7 4 t o 6 m i n u t e s m a x as per ipc/jedec j-std-020c
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