clock oscillators iqd frequency products ltd, station road, crewkerne, somerset ta18 8ar, united kingdom tel: +44 (1460) 270200; fax: +44 (1460) 72578; email: info@iqdfrequencyproducts.com web: www.iqdfrequencyproducts.com cfps-53, -54, -55, -56 smd clock oscillators issue 4; 6 january 2009 - rohs 2002/95/ec description surface mount oscillators in a ceramic package with a ? hermetically sealed metal lid available in a range of voltages fast make capability please see cfpp-54, -56, -58 series programmable ? oscillators for nearest equivalent fast make parts package outline 2.5 x 2mm ? frequency range 0.75 to 50mhz ? output compatibility & load tri-state cmos ? drive capability 15pf max ? frequency stabilities 30ppm, 50ppm, 100ppm (inclusive of supply voltage ? output load variations over the operating temperature range) operating temperature ranges C20 to 70c (cfps-53, -54, -55, -56) ? C40 to 85c (cfps-53i, -54i, -55i, 56i) ? storage temperature range C55 to 100c ? tri-state operation logic 1 (>80%vs) to pad 1 enables oscillator output ? logic 0 (<20% vs) to pad 1 disables oscillator output; when ? disabled the oscillator output goes to the high impedance state no connection to pad 1 enables oscillator output ? supply voltage 1.8v cfps-53 ? 2.5v cfps-54 ? 3.0v cfps-55 ? 3.3v cfps-56 ? phase jitter - examples: 12.0mhz 0.27ps rms (12khz - 5mhz) typical ? 22.50mhz 0.46ps rms (12khz - 10mhz) typical ? 40.0mhz 0.38ps rms (12khz - 20mhz) typical ? environmental drop: free fall from 100cm, 3 times onto hard ? wooden surface vibration: 10-36hz, 1.5mm amplitude, 36-55hz, 4g ? sweep time 1min/oct, duration 2hrs for each x, y & z axes marking includes frequency ? packaging bulk or tape and reel ? minimum order information required frequency + model number + operating temperature ? code + frequency stability outline (mm) 1 2 3 4 0.65 0.95 2.00.1 2.50.1 0.95 max solder pad layout 0.65 0.80 0.95 0.90 0.78 0.68 pad connections 1. enable/disable 2. gnd 3. output 4. +vs output waveform t r t f t t 90%vs 10%vs 50%vs duty cycle = t x 100(%) t test circuit oscilloscope oscillator 2 1 frequency counter 0.1 f a power supply v 15pf * * inclusive of jigging & equipment capacitance +vs +vs 3 4
clock oscillators iqd frequency products ltd, station road, crewkerne, somerset ta18 8ar, united kingdom tel: +44 (1460) 270200; fax: +44 (1460) 72578; email: info@iqdfrequencyproducts.com web: www.iqdfrequencyproducts.com electrical specifcations - maximum limiting values frequency range frequency stability supply voltage supply current rise time (tr) fall time (tf) duty cycle model number 0.75 to <20.0mhz 30ppm, 50ppm, 100ppm 1.8v 5% 2.5ma 10ns 10ns 45/55% cfps-53 cfps-53i 20. to <40.0mhz 3.0ma 40. to 50.0mhz 3.5ma 0.75 to <20.0mhz 2.5v 5% 4.5ma 40/60% cfps-54 cfps-54i 20. to <40.0mhz 5.5ma 40. to 50.0mhz 6.5ma 0.75 to <20.0mhz 3.0v 5% 5.5ma 45/55% cfps-55 cfps-55i 20. to <40.0mhz 6.5ma 40. to 50.0mhz 7.5ma 0.75 to <20.0mhz 3.3v 5% 6.0ma cfps-56 cfps-56i 20. to <40.0mhz 7.0ma 40. to 50.0mhz 8.0ma ordering example 24 .0mhz cfps-56 i c frequency model no. operating temperature code: i = C40 to 85c; not applicable for C20 to 70c frequency stability: h = 30ppm, b = 50ppm, c = 100ppm please note that the rise and fall times listed are the maximum values we specify to cover various frequency breaks. in practice the actual values are generally lower depending upon the spot frequency chosen. for typical values please contact our sales office. tape (mm) ? 180 ? 6 0.0 2.00.5 9.01.0 +1 -0 +0 -3 ? 21.00.8 ? 13.00.2 120(3 equal) reel (mm) 8.00.2 3.50.05 4.00.1 ? 1.550.05 1.750.1 1.150.05 2.250.05 2.70.05 0.250.05 2.00.05
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