Oven Controlled Crystal Oscillator
OX-400 / OX 401
OX-400 / 401
Features
•
•
•
•
•
4-Pin Dip
Fast warm-up
TCXO replacement for better short term stability
Frequency Range, 10 MHz to 40 MHz
Standard frequencies, 10,19.44,20,24.576,25,26,38.88,
40 MHz);
•
•
•
•
Applications
Base stations
Test equipment
Synthesizers
Military communication equipment
Performance Specifications
Frequency Stabilities
1
(SC-Cut Crystal 10 to 40 MHz)
Parameter
vs. operating temperature range
(referenced to +25°C)
Min
-5
-10
-5
-10
-10
-0.2
-10
-10
-1.0
-100
-1000
Typical
Max
+5
+10
+5
-10
-10
+0.2
+10
+10
+1.0
+100
+1000
Units
ppb
ppb
ppb
ppb
ppb
ppm
ppb
ppb
ppb
ppb
ppb
Condition
-20 to +70°C
-20 to +70°C
-40 to +85°C
-40 to +85°C
-40 to +95°C
at time of shipment, nominal EFC
V
S
±5% static
Load ±5% static
after 30 days of operation
after 30 days of operation
after 30 days of operation
Initial tolerance
vs. supply voltage change
vs. load change
vs. aging / day
vs. aging / year
vs. aging / 10 years
hold over
start up time
Warm-up time
3
minutes
to ±100ppb of final frequency (1 hour
reading) @ +25°C
Page 1 of 8
Vectron International • 267 Lowell Road, Hudson Suite 102, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Performance Specifications
Supply Voltage (Vs)
Parameter
Supply voltage (standard)
Min
3.135
4.75
Typical
3.3
5.0
Max
3.465
5.25
2.5
1.0
Units
VDC
VDC
Watts
Watts
Condition
Power consumption
during warm-up
steady state @ +25°C
RF Output
Signal [standard]
Load
Signal Level (Vol)
Signal Level (Vol)
Signal Level (Voh)
Signal Level (Voh)
rise time
fall time
Duty Cycle
Tuning Range
±1.0
Linearity
Tuning Slope
Control Voltage Range
0.0
0.0
1.4
2
-85
-121
-140
-152
-155
8.0
Handling & Processing Note
10%
Positive
2.8
4.0
VDC
VDC
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
g
with Vs=3.3V
with Vs=5.0V
1 Hz
10 Hz
100 Hz
1 kHz
10 kHz
45
2.4
3.5
5
5
55
Fixed OCXO; No adjust
±3
ppm
ns
ns
%
@ (Voh-Vol)/2
Opti-
on
5
@ 20MHz
with Vs=3.3 & 5.0 VDC
15
0.4
0.5
VDC
HCMOS
pF
VDC
with Vs=3.3V and 15pF Load
with Vs=5.0V and 15pF Load
with Vs=3.3V and 15pF Load
with Vs=5.0V and 15pF Load
Frequency Tuning (EFC)
Additional Parameters
Phase Noise
3
Weight
Processing & Packing
supply voltage (Vs)
Output Load
Operable Temperature Range
Storage Temperature Range
-45
-45
Absolute Maximum Ratings
5.5
50
+85
+85
V
pF
°C
°C
Page 2 of 8
Vectron International • 267 Lowell Road, Hudson Suite 102, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Outline Drawing / Enclosure
OX-400
Height “H”
8.5
Pin Length “L”
5.85min.
Pin Connections
1
7
8
14
Electronic Frequency Control Input (EFC)
Ground (Case)
RF Output
Supply Voltage Input
OX-401
Height “H”
10.8
Pin Length “L”
N/A
Pin Connections
1
7
8
14
Electronic Frequency Control Input (EFC)
Ground (Case)
RF Output
Supply Voltage Input
Dimensions in inches mm
Page 3 of 8
Vectron International • 267 Lowell Road, Hudson Suite 102, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Standard Shipping Method (OX-401)
K
1.75±0.1
Lage im Gurt
Position in tape
Pin1
A
4.0
XXXXX
XXXXX
Abwickelrichtung
Unwinding direction
B
B
Schnitt A - A
R0
.75
A
A
P
0.20
±0.05
Bei W < 32mm nur obere Lochreihe vorhanden
if W < 32mm only upper hole line existent
Schnitt B - B
Maßangaben in mm:
A, B und K Maße von Bauelement abhängig
Fertigungstoleranzen entsprechen der DIN IEC 286-3
Dimension in mm:
A, B und K are dependent uppon component dimensions
production tolerance complying DIN IEC 286-3
All dimensions in millimeters unless otherwise stated
Enclosure Type
Typ OX-401
Tape Width W (mm)
44
Quantity per meter
50
Quantity per reel
300
W
B
Dimension P
20
Standard Shipping Method (OX-400)
Enclosure Type
Typ OX-400
Method
Tray
colloums
10
rows
8
Quantity per Tray
80
Recommended Reflow Profile
IPC/JEDEC J-STD-020 (latest revision)
Additional Information:
This SMD oscillator has been designed for pick and place reflow soldering.
SMD oscillators must be on the top side of the PCB during the reflow process.
Additional Environmental Conditions
Parameter
Rapid temperature
changes
Vibration
Shock
Solderability
Solvent resistance
ESD
Moisture Sensit.
RoHS compliance
Washable
Description
MIL-883-1010 Cond B 1000 cycles -55/125C
MIL-STD-883 Meth 2007 Cond A 20G 20-2000Hz 4x in each 3axis 4 min
JESD22-B104-B 100G 1,5ms 6 shocks in each direction
J_STD_002C Cond A, Through hole device/ Cond. B, SMD 255C (diving time
50,5sec.) Dip+Look with 8h damp pre-treatment: solder wetting >95%
MIL-STD-883 Meth 2015 Solv. 1,3,4
HBM JESD22-A114-E Class 2 10* 2000V
Level 1 JESD22-A113-B
100% RoHS 6 compliant
washable device
Page 4 of 8
Vectron International • 267 Lowell Road, Hudson Suite 102, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
typical perforamce data
typical warm up
@ OX-400-EAE-1080-20M000
typical temp stability
@ OX-400-EAE-1080-20M000
900,0
800,0
700,0
Frequency deviation [ppb]
600,0
500,0
400,0
300,0
200,0
100,0
0,0
0
50
100
150
200
Time [sec]
250
300
350
df/f [ppb]
5
4
3
2
1
0
-1
-2
-3
-4
-5
-40
-20
0
20
Temp [°C]
40
60
80
typical Phase Noise
@ OX-400-EAE-1080-20M000
@ OX-400-EAE-1080-20M000
Page 5 of 8
Vectron International • 267 Lowell Road, Hudson Suite 102, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com