WEET WQC TF308 32.768KHz Cylindrical Tuning Fork Crystal

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Features

WEET WQC TF308 32.768KHz Cylindrical Tuning Fork Crystal
Miniature Cylindrical Tuning Fork Crystals
Package Size: Ф3.0x8.0mm
Low Aging, Low Power Consumption, High Shock
RoHS Compliant/Pb Free

Detailed Specifications

Item

Symb.

Electrical spec.

Notes

Nominal Frequency

Freq.

32.768KHz

 

Operating Temperature

T_use

-10~+60/-20~+70

 

Storage Temperature Range

T_stg

-4085

 

Oscillation Mode

-

Fundamental

 

Frequency Tolerance

f_tol

±10ppm / ±20ppm

at 25±3

Turnover Temperature

Ti

±25±5

 

Parabolic curvature constant

B

-0.042ppm/(△℃)² max.

Over Operating Temp. Range (Reference 25)

Drive Level

DL

1 μW Max.

 

Load Capacitance

CL

6pF;7pF;9pF;12.5pF

 

Effective Resistance

RR

30kΩ max

 

Aging

f_age

±3 ppm Max.

1st. Year at 25

Product Drawing

Main Applications

Real Time Clock
Portable Electronics
Smart Meters
Communication Electronics
loT Devices

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