Datasheet > OC14T12A

OC14T12A

更新时间： 2022-12-20 19:16:39

品牌	Logo	应用领域
EUROQUARTZ		晶体
页数	文件大小	规格书
1页	106K
描述
AT-Cut Crystal - Square Wave - 12.0 Volts

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OC14T12A 数据手册

QUARTZ

EURO

OCXO - OC14T12A SERIES

AT-Cut Crystal - Square Wave - 12.0 Volts

For high stability STRATUM 2 applications

Low Jitter

<±0.6ppm overall frequency tolerance over 15 years

Full size 14 pin dual-in-line package

Supply Voltage 12 Volts

AT-Cut Crystal

EFC (Voltage control) as standard

OUTLINE & DIMENSIONS

DESCRIPTION

OC14T12A series oven-controlled crystal oscillators are intended for

Stratum 2 applications requiring low jitter and tight stability <0.6ppm

overall frequency tolerance over 15 years.

SPECIFICATION

Crystal Cut:

AT-cut

Output Waveform:

Supply Voltage:

Frequency Range:

Initial Calibration Tolerance:

Frequency Stability

over 0° to +60°C:

Square Wave

+12.0 VDC ±0.5V

1.25MHz to 100.0MHz

±0.5ppm maximum

±0.2ppm typical

±0.05ppm available

±0.3ppm typical

±0.1 available

over -20° to +70°C:

over -40° to +85°C:

±0.5ppm typical

±0.2ppm available

<0.1ppm for ±0.5V change

±0.7ppm first year

<±4ppm over 10 years

<0.01ppm for ±5% change

vs. Voltage Change:

vs. Ageing:

TEST CIRCUIT

vs. Load Change:

Warm-up Time:

3 minutes maximum

Voltage Control

CON

Control Voltage Centre:

Freq. Deviation Range:

Control Voltage Range:

Transfer Function:

+2.5 Volts (V

)

±4.0ppm min., ref. to 25°C

0V to +5.0Volts

Positive: Increasing control

voltage increases output

frequency.

Input Impedance:

EFC Linearity:

47k minimum

±10% maximum

Power Dissipation:

1.0W max. at steady state

2.0W max. at turn on

PART NUMBER FORMAT

Example:

Output

Load:

10 LS or 47pF

OC14GT12A-10.000-0.10/-20+70

Output Logic HIGH:

Output Logic LOW:

Duty Cycle:

+2.8V minimum

0.4V maximum

50%±10%

Rise/Fall Time:

7ns max (20%~80%)

Frequency dependant

OCXO Package: OC14

RoHS Compliance

G: RoHS Compliant

Blank: Non-compliant

T: Output Squarewave

12: Supply Voltage 12Volts

A: AT-Cut crystal

Envionmental

Storage Temperature:

Shock:

-65° to +125°C

2000g, 0.3ms ½ sine

10 ~2000Hz / 10g

Vibration:

Nominal Frequency 10.0MHz

Stability in ppm

Operating Temperature Range °C

Lowest Temperature/Highest Temperature

PHASE NOISE (at 10MHz)

Offset

1Hz

dBc/Hz

-60

10Hz

-90

100Hz -120

1kHz

10kHz

-130

-140

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

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