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X20

CERAMIC SURFACE-MOUNT CRYSTAL

FEATURES

Ultra small SMD package
Very Low Ageing
Applications : Bluetooth, Wireless applications, Mobile Phones, ...

2.0 X 1.6 X 0.45 MM

X12

Item	Symbol	Specification
Freq. Range	Fo	20 MHz ~ 80 MHz
Operation mode		Fundamental
Operating temperature Range	To	-20° to +70°C (see options)
Frequency Tolerance at 25°C	Δf/F	± 50ppm max. (see options)
Temperature Stability	Δf/F	± 50ppm max. (see options)
Load Capacitance (CL)	CL	series or 8 pF to 32 pF (see options)
Equivalent Series Resistance	ESR	See Table 1
Shunt Capacitance (Co)	Co	3pF Max
Insulation Resistance	Ri	500 MΩ min. (at 100Vdc)
Drive Level	DL	50μW typical, 100μW max.
Aging	Δf/F	±2ppm max (at 25°C, first year)
Packaging Unit		3000pcs / reel
Soldering Condition		260°C, 10 sec x2 max
		Customer specifications on request

TABLE 1: Standard ESR

Frequency (MHz)	ESR (Ω) max.
20.0 - 24.99	100
25.0 - 35.9	80
36.0 - 80	60

ORDERING INFORMATION

X20 -	......................	......................	......................	......................	.......................	................ MHz	- .....................
	Freq. Tolerance	Freq. Stability	Operating Temp.	Load Capacitance	Mode	Frequency in MHz	ESR if other than STD
	10 = +- 10ppm	10 = +- 10ppm	D = -10° / +60°C	Please specify CL in pF or S for Series	F: Fundamental	Please specify the frequency in MHz	Specify a value in Ω
	15 = +- 15ppm	15 = +- 15ppm	E = 0° / +70°C
	20 = +- 20ppm	20 = +- 20ppm	F = -20° / +70°C
	25 = +- 25ppm	25 = +- 25ppm	G = -30° / +75°C
	30 = +- 30ppm	30 = +- 30ppm	H = -30° / +85°C
	50 = +- 50ppm	50 = +- 50ppm	K = -40° / +85°C

OUTLINE DIMENSIONS