3.5 0.2 6.0 0.2 1.1 max. 25 ecs, inc. international 1105 s. ridgeview, olathe, ks 66062 ?913-782-7787 ?800-237-1041 ?fax 913-782-6991 ?www.ecsxtal.com smd crystals smd crystals the ECX-64A and ecx-64c are subminiature smd crystals with 3.5 x 6 mm footprint. the cost effective all ceramic package is available in 2 and 4 pad versions. the package height measures 1.1 mm max. which is ideal for densely populated pcb applications. features compact and low profile ?glass sealed ceramic package ?tape & reel (1,000 pcs) ECX-64A/64c smd quartz crystal package dimensions (mm) 2.0 1.5 3.0 2.4 2.6 1.9 1.9 1.5 0.9 1.4 #1 #4 #2 #3 3.0 (#2 & #4: nc) 2.5 1.4 1.1 1.4 4.5 2.6 1.9 1.9 figure 1) ECX-64A &64c - top and side views figure 3) ecx-64c - pad configuration bottom and end views figure 5) ecx-64c - recommended solder pad layout figure 2) ECX-64A - pad configuration bottom and end views figure 4) ECX-64A - recommended solder pad layout part numbering guide ?xample? manufacturer frequency (16.0000 mhz) load capacitance* package type** ecs 160 20 23a * load capacitance (xx=xx pf, s=series resonance). **package type examples (23a=ECX-64A, 23c=ecx-64c) note: see product selection guide for additional options including tighter tolerances or extended temperature range. * tighter specifications are available. **extended temperature range available. operating conditions/electrical characteristics parameters conditions minimum typical maximum units frequency range 12.600 100.000 mhz calibration tolerance @ +25?c ?0* ppm frequency stability ref @25?c -10 ~ +70?c ?0* ppm shunt capacitance 7pf load capacitance c l (customer specified) 10 16.0 standard series pf drive level dl 100 ? operating temperature t opr ** -10 +70 ?c storage temperature t stg -40 +85 ?c aging characteristics (per year) @ +25?c 3?c per year ? ppm frequency range (mhz) mode of osc max esr ? frequency range (mhz) mode of osc max esr ? 12.600 ~ 15.999 fundamental 80 20.000 ~ 49.999 fundamental 40 16.000 ~ 19.999 fundamental 60 50.000 ~ 100.000 3rd o/t 100 equivalent series resistance / mode of oscillation 4 .com u datasheet
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