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-102, -103, -104 smd clock oscillators issue 2; 1 november 2008 - rohs 2002/95/ec description a range of tight stability surface mount oscillators in a ? ceramic package with a hermetically sealed metal lid providing the standard watch crystal frequency of 32.768khz package outline 3.2 x 2.5mm ? frequency range 32.768khz ? output compatibility & load tri-state cmos ? drive capability 15pf max ? frequency stabilities 20ppm, 25ppm, 50ppm ? (inclusive of tolerance & operating temperature range) operating temperature range C10 to 70c (cfps-102, 103, 104) ? C20 to 70c (cfps-102s, 103s, 104s) ? C40 to 85c (cfps-102i, 103i, 104i) ? storage temperature range C55 to 125c ? tri-state operation logic 1 (>70% vs) to pad 1 enables oscillator output ? logic 0 (<30% 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-102 ? 2.5v cfps-103 ? 3.3v cfps-104 ? ageing 3ppm max per year ? environmental shock: mil-std-883f : 2002.4, 1500g, 0.5ms, 3 times in ? each x, y & z axes vibration: mil-std-883f : 2007.3, frequency range ? 20-2000hz, 1.52mm amplitude, peak acceleration 20g marking includes model number + frequency ? packaging bulk or tape and reel ? minimum order information required frequency + model number + operating temperature ? code (if applicable) + frequency stability outline (mm) 2.70max 3.40max 1.20 max pad connections 1. enable/disable 2. gnd 3. output 4. +vs 1 4 3 2 0.65 1.4 2.20 1.0 1.0 1.4 1.60 1.00.2 1.20.2 0.90 solder pad layout output waveform t r t f t t 90%vs 10%vs 50%vs duty cycle = t x 100(%) t +vs 0v test circuit oscilloscope oscillator 2 1 frequency counter a power supply v 15pf * * inclusive of jigging and equipment capacitance +vs +vs 3 4 0.1 f
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 32.768khz 20ppm, 25ppm, 50ppm 1.8v5% 1.5ma 50ns 50ns 40/60% cfps-102 cfps-102s cfps-102i 2.5v5% 2.5ma cfps-103 cfps-103s cfps-103i 3.3v5% 3.5ma cfps-104 cfps-104s cfps-104i ordering example 32.768khz cfps-104 i a frequency model no. operating temperature code: i = C40 to 85c; s = C20 to 70c; not applicable for C10 to 70c frequency stability: g = 20ppm, a= 25ppm, b = 50ppm tape (mm) ? 178.0 1 6? 0.00.25 8.0 11.5 0.2 +1 -0 ?13 .0 0.5 reel (mm) 1.4 ?1.55 8.0 3.5 4.0 3.4 4.0 2.7 0.25 1.75
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