RTF2012 − SMD Tuning Fork Crystal

Rakon Limited

8 Sylvia Park Road, Mt. Wellington, 1060, Auckland, New Zealand

Telephone: +64 9 573 5554 Facsimile: +64 9 573 5559 Email: sales@rakon.com

Rev. B

NOTE:

CODE

DIMENSION

(mm)

A

2.0

B

1.2

C

0.5

D

1.0

E

0.5

F

0.8

Tolerance

X.X and X.XX = ± 0.1

PRODUCT FEATURES:

• Compact, low profile (2.0 x 1.2 x 0.5 mm) and lightweight SMD tuning fork

crystal resonator.

• Ceramic package and metal lid assures extreme accuracy and high−reliability

through utilising electron beam sealing method.

• Applications: Microprocessors, Mobile Communications, DVC / DSC, SSD /

HDD, GPS and General Purpose.

SPECIFICATIONS:

ITEM

SPECIFICATIONS

Nominal frequency (kHz)

32.768

Frequency tolerance at 25°C (ppm)

±10, ± 20, ± 30, ± 50, ± 100

Turnover temperature (

°C)

25 ± 5

Parabolic coefficient (/

Motional capacitance (fF)

7.0 Typ.

Motional resistance (ESR) (kΩ)

90 Max.

Drive level (μW)

0.5 Max.

Load capacitance (pF)

9.0 and 12.5

Storage temperature range (°C)

−55 to +125

Operating temperature range (

°C)

−40 to 85

Packing unit (pcs/Ø180mm reel)

3000

STANDARD PART:

FREQUENCY TOLERANCE

± 20 ppm

Part Number

Load Capacitance

508094

9.0 pF

508172

12.5 pF

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