Specification :

Quartz crystal 6.9* 1.4mm SMD( 4PADS)
WX4
Electrical Specifications:
Frequency: 32.768KHz
Frepuency Tolerance( at25’ C) : + / -20ppm
ESR: 70Kohm Max
Turnover Temperature: 25+ / -5’ C
Frequency Temperature Curve: -0.034( + / -0.006) ppm/ ’ C 2
Storage Temperatue Range: -55’ C to + 125’ C
Operating Temperature Range: -44’ C to+ 85’ C
Shunt Capacitance( Co) : 1.3pF Typ
Dynamic Capacitance( C1) : 2.4fF Typ
Drive Level( Typical) : 1¼ W Max
Load Capacitance( CL) : 12.5pF
Aging at 25’ C 1 st year( Max) : + / -3ppm / year