MH32768B

更新时间： 2024-11-29 11:01:51

品牌	Logo	应用领域
EUROQUARTZ		晶体
页数	文件大小	规格书
1页	227K
描述
3x8mm Crystals

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MH32768B 数据手册

32.768kHz 3x8mm Crystals

QUARTZ

EURO

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:

32.7680kHz

Calibration Tolerance at 25ºC:

from ±5ppm to ±50ppm

Temperature Coefficient:

Peak Temperature:

Inverse Parabolic -0.035 ppm/°C

25°C ±5°C

Operating Temperature Range:

-20 to +70°C

-40 to +85° available

-55°~+105°C

45kOhms max.

0.8pF typical

4.0fF max.

6pF or12.5pF

<±5ppm per year at +25°C

1.0 microW max.

10s maximum at 250°C twice

or 180s at 230°C, once.

100MOhm min.

±5ppm max. (Drop test 3 times

onto a hard board from 75cm)

Storage Temperature:

Effective Series Resistance:

Shunt Capacitance (C0):

Motional Capacitance:

Load Capacitance (CL):

Ageing:

Maximum Drive level:

Reflow Soldering:

Insulation Resistance:

Shock Resistance:

STOCK NUMBERS/SPECIFICATIONS

Stock Number Frequency Calibration

CL (pF)

MH32768A

MH32768B

MH32768M

MH32768P

32.768kHz

±15ppm

±20ppm

±5ppm

12.5

6.0

Frequency Change vs. Temperature

X-Cut Crystal

f/Fo = -0.035(T - To)²±10%

Function =

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

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