EURO
QUARTZ
2.5 x 2.0 x 0.6mm SMD
Frequency range 16MHz to 60MHz, fundamental mode
Ultra-miniature package 2.5 x 2.0 x 0.6mm
Packaged in standard EIA tape and reel
Ideal for PDAs, hand-held GPS, PCMCIA etc.
DESCRIPTION
X22 crystals are ultra-miniature AT-cut crystals covering the frequency
range 16MHz to 60MHz in fundamental mode. Their small size (2.5 x
2.0mm) and low mass makes these crystals ideal for miniaturized
hand-held equipment and similar high-density applications.
OUTLINE & DIMENSIONS
X22 CRYSTALS
16.0MHz to 60MHz
SPECIFICATION
Frequency Range
AT-Cut Fundamental:
Calibration Tolerance at 25ºC:
Frequency stability
-10° to +60°C
-20° to +70°C
-40° to +85°C
Storage Temperature:
Equivalent Series Resistance:
Shunt Capacitance (C0):
Load Capacitance (CL):
Ageing:
Drive level:
Reflow Soldering:
Packaging:
16.0MHz to 60.0MHz
±5, ±10ppm, ±20ppm, ±30ppm
from ±5ppm
from ±5ppm
from ±15ppm
-50°~+105°C
2pF to 4pF typical, 5pF maximum
Series or from 8pF to 32pF
<±3ppm per year at +25°C
10 µW typ., 100 µW max.
10s maximum at 260°C twice
or 180s at 230°C, once.
EIA tape and reel
EQUIVALENT SERIES RESISTANCE
Frequency
Range MHz
16.0~21.0
21.0~26.0
26.1~60.0
ESR
Ω Max.
120
80
60
PART NUMBER GENERATION
Part numbers for X22 crystals are generated as follows:
Example:
20.000MHz X22/10/30/-10+60/12pF/80R
Nominal Frequency
Package
Calibration tolerance
at 25°C (±ppm)
Temperature Stability
over temp. range (±ppm)
Operating Temp. Range (°C)
Load Capacitance
Equivalent Series Resistance
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk
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