12.000MHZ49USMX30504018PFATF EUROQUARTZ, 12.000MHZ49USMX30504018PFATF Datasheet

12.000MHZ49USMX30504018PFATF

Manufacturer Part Number

12.000MHZ49USMX30504018PFATF

Description

CRYSTAL, 12.000MHZ

Manufacturer

EUROQUARTZ

Series

49USMXr

Datasheet

1.12.000MHZ49USMX30504018PFATF.pdf (1 pages)

Specifications of 12.000MHZ49USMX30504018PFATF

Operating Temperature Range

-40Â°C To +85Â°C

Crystal Mounting Type

SMD

Crystal Case Type

HC49/SMD

Frequency

12MHz

Frequency Tolerance

Â± 30ppm

Load Capacitance

18pF

Frequency Stability

Â± 50ppm

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

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FEATURES

49USMX crystals are low profile surface mount crystals that have the

same footprint as standard HC49 or HC49-4H crystals. 49USMD

crystals are ideal for use in low cost, mass-market applications but are

also able to be produced to close tolerances when required.

SPECIFICATION

EQUIVALENT SERIES RESISTANCE

Frequency Range:

Calibration Tolerance:

Frequency Stability over Temp.

Operating Temperature Range:

Shunt Capacitance (C0):

Load Capacitance (CL):

Ageing:

Drive Level:

Reflow Soldering:

Holder:

Packaging:

RoHS Status:

EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE

Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 Email: info@euroquartz.co.uk www.euroquartz.co.uk

DESCRIPTION

EURO

Low cost crystal for mass market applications

Surface mount version of HC49-4H crystal

Comprehensie stockholding of standard frequencies

Customized parts readily available

Industry-standard package

Low-profile versions available

Range MHz

3.2~3.4

3.5~4.0

4.1~4.9

5.0~5.9

6.0~8.9

9.0~9.9

10.0~12.9

13.0~24.0

24.1~30.0

24.0~48.0

27.0~30.0

30.0~50.0

50.1~70.0

Frequency

AT-Cut:

BT-Cut:

QUARTZ

Crystal Cut/

AT-Fund.

BT-Fund.

AT-3rd OT

Mode

3.2MHz to 70MHz

±30ppm at 25°C standard

±10ppm available

±30ppm over -10° ~ +60°*

±100ppm over -10° ~ +60°C*

-10° ~ +60°C to -40° ~ +85°C

4pf typical, 7pF maximum

Series or from 8pF to 32pF

(Customer specified)

±3ppm maximum in first year

±1ppm per year thereafter

(Ta = 25°C, drive 100mW)

100mW typical, 500mW maximum

260°C, 10s maximum

Hermetic seal, resistance weld

EIA 24mm tape and reel

1000 pieces per reel

Compliant

Ohms Max.

ESR

300

150

120

100

150

100

49SMD Standard and Low Profile

OUTLINE & DIMENSIONS

PART NUMBER GENERATION

Example:

Nominal Frequency

Package (height variants):

49USMX (4.2mm)

49USMXL (3.2mm)

49USMXL25 (2.5mm)

Calibration tolerance

at 25°C (±ppm)

Temperature Stability

over temp. range (±ppm)

Operating Temp. Range (°C)

(Lower and upper limits)

Load Capacitance

(Either SR for series or CL in pF)

Crystal Mode

ATF = AT-cut Fundamental

BTF = BT-cut Fundmental

AT3 = AT-cut 3rd Overtone

12.000MHz 49USMX/30/50/-20+70/18pF/ATF

49USMX CRYSTALS

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