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29

© 2000 FOX ELECTRONICS

All dimensions are in millimeters.

See page 31 for tape and reel specifications.

The FST327 crystals are exceptional for applications that require the

watch frequency but where space prevents the use of the FSM327.

This miniature package has a 2.5mm max height and a sturdy

thermoplastic housing.

FEATURES

• Miniature Package

• 2.5mm Height

• Long Term Stability

• Two Pin Connection Types

• Tape and Reel (3,000 pcs. STD)

CONDITIONS

32.768 kHz

Temperature Coefficient

Ta = 25ºC; per year

MAX

+20

-0.04

+30

+85

+125

50

1.0

+3.0

MIN

-20

+20

-40

-55

500

-3.0

UNITS

PPM

PPM / (

ºC

k

Ω

M

Ω

µW

PPM

PARAMETERS

Frequency

Frequency Tolerance

Frequency Stability

Temperature Range

Turnover

(To)

Operating

Storage

Equivalent Series Resistance (Rs)

Insulation Resistance

Drive Level

Aging

• FST327 STANDARD SPECIFICATIONS

All specifications subject to change without notice. Rev. 03/02/00

MINIATURE SMD TUNING FORK WATCH CRYSTAL

FST327