QUARTZ
EURO
CX1HSM CRYSTAL
Miniature SMD Crystal for Series Oscillators
10kHz to 600kHz
SUGGESTED SOLDERING PATTERN
FIGURE 1
CX1H Typical Motional Resistance R1
CRYSTAL EQUIVALENT CIRCUIT
FIGURE 2
CX1H Typical Motional Capacitance C1
R1 Motional Resistance
C1 Motional Capacitance
L1 Motional Inductance
C0 Shunt Capacitance
CONVENTIONAL SERIES OSCILLATOR CIRCUIT
FIGURE 3
CX1H Typical Quality Factor (Q)
TERMINATIONS - PLATING
FIGURE 4
Designation
Termination
CX1H Typical Turning Point Temperature (To)
SM1
SM2
SM3
SM4
SM5
Gold Plated (Lead Free)
Solder Plated
Solder Dipped
Solder Plated (Lead Free)
Solder Dipped (Lead Free)
Turning Point Temperature
Note: Frequency f at temperature T is related to frequency F0 at
turning point temperature To by:
f-fo
2
=k(T-To)
fo
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