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EX-245-CHC-308FSS-16.3840MHZ

Description
Oscillator
CategoryPassive components    oscillator   
File Size305KB,3 Pages
ManufacturerVectron International, Inc.
Websitehttp://www.vectron.com/
Download Datasheet Parametric View All

EX-245-CHC-308FSS-16.3840MHZ Overview

Oscillator

EX-245-CHC-308FSS-16.3840MHZ Parametric

Parameter NameAttribute value
Objectid108424506
Reach Compliance Codecompliant
EX-245 Evacuated Miniature Oven Controlled Crystal Oscillator
EMXO
TM
EX-245 Series
Hi-Reliability Evacuated Miniature Crystal Oscillator
EMXO
TM
Features
Radiation Tolerant to > 100krad (SI) total dose
o
o
Low power consumption: <0.7W @ 25 C, <1.1W @-40 C
Low profile package: 0.93”(W) x 1.03” (L) x 0.35” (H)
o
Fast warm-up: 3 minutes @ 25 C
Frequencies:10 to 20MHz
Screen to Class S* or B* per Mil-PRF-55310
Applications
Note:
Reference clock for space application
Military airborne and Mobile system
* Limit upper temperature to 85 C and Constant Acceleration to 1000Gs
* Leak test is not applicable due to the package sealed under vacuum
o
Performance Characteristics
Parameters
Frequency
Supply Voltage
Power Consumption
Warm-up Time @ 25
o
C
Temperature
Ordering
Code
C
Conditions
units
MHz
V
W
W
W
Sec
Sec
o
C
o
C
%
nSec
Volt
Volt
dBm
dBm
dBc
dBc
ppb
ppb
ppb
ppb
ppb
ppb/day
ppb/year
ppb/10year
ppb/10year
ppb/10year
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
ppm
Vdc
/g
Minimum
10
4.75
Typical
5.0
Maximum
20
5.25
2
0.70
1.10
120
180
+85
+85
60
7
0.1Vdd
3
6
-25
-60
+/-30
+/-50
+/-100
+/-10
+/-10
2
200
1000
1500
2000
2 x 10
-10
-100
-130
-140
-145
-150
+1.0
4.2
1 x 10
-9
CMOS Output
A
G
H
Sine Output
Stability
C-308
D-508
F-107
Aging
Allan Deviation
Phase Noise
EFC (0V to 4V)
Fixed Frequency
Vref
G-Sensitivity
A
F
Turn-on Power for 2 minutes @ 25
o
C
Steady State @ 25
o
C
Steady State @ -40
o
C
<1 x 10
-6
<1 x 10
-7
Operating
Storage
Duty Cycle
Rise/Fall Time (10% to 90% Vdd) with15pF Load
Logic Level “0”
Logic Level “1”
Sine into 50Ohms Load
Sine into 50Ohms Load
Harmonics
Spurious
0
o
C to +70
o
C Reference to Frequency @ 25
o
C
-20
o
C to +70
o
C Reference to Frequency @ 25
o
C
-40
o
C to +85
o
C Reference to Frequency @ 25
o
C
+/-5% of Supply Voltage
+/-5% of Load Change
After 7 days of operation
1
st
Year
10 to <12MHz
12 to <16MHz
16 to 20MHz
Tau = 1 second
@ 10Hz
@ 100Hz
@ 1kHz
@ 10kHz
@ 100kHz
Reference to nominal frequency
Initial Accuracy reference to nominal frequency
Source Current 1mA maximum
Test at 10g sine vibration at 100Hz
-40
-55
40
0.9Vdd
0.0
3.0
1.5
4.5
Sufficient to compensate 10 years aging
-1.0
4.0
4.1
Vectron International - 267 Lowell Road, Hudson, NH 03051 - Tel: 1-88-VECTRON-1 - Web:
www.vectron.com
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