EURO
QUARTZ
3.2 x 2.5 x 0.7mm SMD
FEATURES
Frequency range 8MHz to 60MHz, fundamental mode
Ultra-small package 3.2mm x 2.5mm x 0.6mm
Entire package may be grounded via metal lid and two pads
Packaged in standard EIA tape and reel
Extremely low ageing with high shock and vibration resistance
Ideal for PDAs, hand-held GPS, PCMCIA etc.
DESCRIPTION
MT crystals are ultra-miniature AT-cut crystals covering the frequency
range 8MHz to 60MHz in fundamental mode, 40MHz to 125MHz. Their
small size and low mass makes these crystals ideal for miniaturized
hand-held equipment and similar high-density applications.
SPECIFICATION
Frequency Range:
Operating Mode:
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:
OUTLINE & DIMENSIONS
X32 CRYSTALS
8.0MHz to 125MHz
8.0MHz to 125.00MHz
AT-Cut Fund./AT-Cut 3rd OT.
from ±5ppm
(±10, ±20 or ±30ppm standard)
from ±5ppm
from ±10ppm
from ±15ppm
-50°~+105°C
2pF to 4pF typical, 5pF maximum
Series or from 8pF to 32pF
<±3ppm per year at +25°C
10µW typical, 100µW maximum
10s maximum at 260°C twice
or 180s at 230°C, once.
12mm EIA tape and reel
EQUIVALENT SERIES RESISTANCE
Frequency
Range MHz
8.0~9.999
10.0~11.999
12.0~29.999
30.0~54.000
40.0~125.00
ESR
Ω Max.
600
200
100
60
80
PART NUMBER GENERATION
AT-Cut 3rd Overtone
Part numbers for X32 crystals are generated as follows:
Example:
STANDARD PART NUMBERS AND SPECIFICATIONS
Frequency CL
(MHz)
(pF)
16.0000
16.3840
20.0000
20.5720
20.9450
24.5500
24.5760
29.4912
32.0000
32.7680
40.0000
48.0000
50.0000
12
12
12
12
12
12
12
12
12
12
12
12
12
Tolerance (±ppm)/
Stability (±ppm)/
Temp. Range (°C)/
Max. ESR (Ohms)
30/50/-20+70/100R
30/50/-20+70/100R
30/50/-20+70/100R
30/50/-20+70/60R
30/50/-20+70/60R
30/50/-20+70/60R
30/50/-20+70/60R
30/50/-20+70/60R
30/50/-20+70/60R
30/50/-20+70/60R
30/50/-20+70/60R
30/50/-20+70/60R
30/50/-20+70/60R
16.000MHz X32/10/10/-10+60/12pF/80R
Nominal Frequency
Package
Calibration tolerance
at 25°C (±ppm)
Temperature Stability
over temp. range (±ppm)
Operating Temp. Range (°C)
Euroquartz
Part Number
X32-16000-12
X32-16384-12
X32-20000-12
X32-20572-12
X32-20945-12
X32-24550-12
X32-24576-12
X32-29491-12
X32-32000-12
X32-32768-12
X32-40000-12
X32-48000-12
X32-50000-12
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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