OCXOWST Datasheet, PDF (1/2 Pages) MICORO CRYSTAL SWITZERLAND – Oven Controlled Crystal Oscillator

OCXOWST Oven Controlled Crystal Oscillator
HC-MOS Output
3.3 V Power Supply
Stratum 3
up to 20 MHz
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:
INPUT CURRENT :
INPUT CURRENT :
Vcc = 3.3 V ±0.2 V *
< 110 mA @ +30 °C *
< 160 mA @ -20 °C *
NOTE 1
TEMP. RANGE *
TEMP. RANGE *
OCXOWST-D
0 to +70 °C
OCXOWST-C
-40 to +85 °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:
SYMMETRY:
RISE AND FALL TIME:
LEVEL „0“ AND „1“:
FAN OUT (LOAD):
HC-MOS compatible
45 (min.) /55 (max.) % @ Vcc / 2 *
tr < 7ns tf < 7 ns *
< 0.4 V > Vcc –0.5 V
10 LS or 47pF max.
NOTE 2
On request:
Possibility of frequency adjustment with control
voltage.
ENVIRONMENT
OPERABLE TEMP. RANGE:
STORAGE TEMP. RANGE:
VIBRATION:
SHOCK:
PACKAGE:
PACKAGE HEIGHT:
-40 to +85 °C
-65 to +125 °C
10 to 2000 Hz / 10 g
2000 g, 0.3 ms, ½ sine
DIL 14, 4 pins, GND to case
8 mm
(see packaging info)
MARKING EXAMPLE
OCXOWST-C
12.800 MHz
01.25
12
Type
Frequency
(PIN 1)
Spec No.
Date Code
Piece No.
WARM-UP
∆F/F:
CURRENT:
within spec after 30s @ 0°C *
< 250 mA during 30s
ORDERING INFORMATION EXAMPLE
O C X O W S T - C 12.8 MHz x x x
MISCELLANEOUS
SHORT TERM STABILITY:
PHASE NOISE (BW = 1Hz):
(typical, @ 10MHz in static
conditions)
< 5 E-10 0.1 s to 30 s
Typical 5 E-11 @ 1 s
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
Oscillator Type
OCXO = Oven Controlled
Crystal Oscillator
Oscillator Version
W = low power voltage 3.3V
ST = Stratum 3 application
Temperature Range
C = -40 to +85°C
D = 0 to +70°C
N° of
customer
spec.
Oscillator output
frequency
STANDARD FREQUENCIES (MHz)
12.8000
16.3840
19.4400
20.0000
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.
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Internet
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[phone]
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