Data Sheet

EURO
EUROQUARTZ
32.768kHz 2 x 6mm Crystals
Cylindrical watch crystal
An industry-standard source of 32.768kHz clock signals
Fully RoHs compliant
Excellent shock resistance and environmental capability
A high build quality component at low cost
OUTLINE & DIMENSIONS
SPECIFICATION
Frequency:
Calibration Tolerance at 25ºC:
Temperature Coefficient:
Peak Temperature:
Operating Temperature Range:
Storage Temperature:
Effective Series Resistance:
Shunt Capacitance (C0):
Motional Capacitance:
Load Capacitance (CL):
Ageing:
Maximum Drive level:
Reflow Soldering:
Insulation Resistance:
Shock Resistance:
32.7680kHz
from ±5ppm to ±50ppm
Inverse Parabolic -0.035 ppm/°C2
25°C ±5°C
-20 to +70°C
-40 to +85° available
-55°~+105°C
45kOhms max.
0.8pF typical
4.0fF max.
6pF, 9pF or12.5pF
<±5ppm per year at +25°C
1.0 µW max.
10s maximum at 250°C twice
or 180s at 230°C, once.
100MΩ min.
±5ppm max. (Drop test 3 times
onto a hard board from 75cm)
STOCK NUMBERS/SPECIFICATIONS
Stock Number
MH32768C
MH32768L
XT009012
Frequency Calibration
32.768kHz
32.768kHz
32.768kHz
±20ppm
±20ppm
±20ppm
CL (pF)
12.5
6.0
9.0
Frequency Change vs. Temperature
X-Cut Crystal
2
Function = f/Fo = -0.035(T - To) ±10%
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 sales@euroquartz.co.uk
www.euroquartz.co.uk