HC-MOS Output

3.3 V Power Supply

Stratum 3

up to 20 MHz

DATE:

June 2003

Revision No.: 2

Page 1/2

In accordance with our policy of continuous development and improvement,

we reserve the right to modify the design or the specifications of our products without prior notice.

Headquarters:

Micro Crystal

Div. of ETA SA

Mühlestrasse 14

CH-2540 Grenchen

Switzerland

Tel.

Fax

Internet

Email

+41 32 655 82 82

+41 32 655 80 90

www.microcrystal.ch

sales@microcrystal.ch

FREQUENCY STABILITY

FREQUENCY STABILITY

OVERALL INCLUDED LONG

TERM AGING 15 YEARS:

< ±4.6 ppm

HOLDOVER STABILITY DURING

24 HOURS INCLUDING LOAD,

SUPPLY VOLTAGE AND TEM-

PERATURE VARIATION:

< ±0.28 ppm (0.56 ppm p-to-p)

POWER SUPPLY

SUPPLY INPUT:

Vcc = 3.3 V ±0.2 V

*

INPUT CURRENT :

< 110 mA @ +30 °C *

INPUT CURRENT :

< 160 mA @ -20 °C *

FREQUENCY CONTROL RANGE

CONTROL VOLTAGE:

Not applicable, pin 1 must be

connected to ground (see note 2)

INTERNAL CALIBRATION:

< ±1 ppm *

OUTPUT

OUTPUT SIGNAL:

HC-MOS compatible

SYMMETRY:

45 (min.) /55 (max.) % @ Vcc / 2 *

RISE AND FALL TIME:

tr < 7ns

tf < 7 ns *

LEVEL „0“ AND „1“:

< 0.4 V

> Vcc –0.5 V

FAN OUT (LOAD):

10 LS or 47pF max.

ENVIRONMENT

OPERABLE TEMP. RANGE:

-40 to +85 °C

STORAGE TEMP. RANGE:

-65 to +125 °C

VIBRATION:

10 to 2000 Hz / 10 g

SHOCK:

2000 g, 0.3 ms, ½ sine

PACKAGE:

DIL 14, 4 pins, GND to case

PACKAGE HEIGHT:

8 mm

(see packaging info)

WARM-UP

∆

∆

∆

∆

F/F:

within spec after 30s @ 0°C *

CURRENT:

< 250 mA during 30s

MISCELLANEOUS

SHORT TERM STABILITY:

< 5 E-10 0.1 s to 30 s

Typical 5 E-11 @ 1 s

PHASE NOISE (BW = 1Hz):

(typical, @ 10MHz in static

conditions)

1

Hz : - 70 dBc / Hz

10 Hz : -100 dBc / Hz

100 Hz : -130 dBc / Hz

1 kHz : -140 dBc / Hz

*

Customer’s specification on request

NOTE 1

OCXOWST-D

TEMP. RANGE *

0 to +70 °C

OCXOWST-C

TEMP. RANGE *

-40 to +85 °C

NOTE 2

On request:

Possibility of frequency adjustment with control

voltage.

MARKING EXAMPLE

OCXOWST-C

Type

Spec No.

12.800 MHz

01.25

Frequency

Date Code

12

(PIN 1)

Piece No.

ORDERING INFORMATION EXAMPLE

W S T

Oscillator Type

x x x

N°of

customer

spec.

OCXO = Oven Controlled

Crystal Oscillator

-

C

Temperature Range

C = -40 to +85°C

D = 0 to +70°C

O

C

O

X

12.8 MHz

Oscillator output

frequency

Oscillator Version

W = low power voltage 3.3V

ST = Stratum 3 application

STANDARD FREQUENCIES (MHz)

12.8000

16.3840

19.4400

20.0000