OCXO
R A L T R O N E L E C T R O N I C S C O R P . 1 0 6 5 1 N . W . 1 9
t h
S t M i a m i , F l o r i d a 3 3 1 7 2 U . S . A
.
phone: +001(305) 593-6033 fax: +001(305)594-3973 e-mail: sales@raltron.com internet: http:/www.raltron.com
OCXO SERIES 2000
FEATURES
Miniature OCXO in standard 14-pin DIP package
Fast warm up
Frequencies up to 65 MHz
ELECTRICAL PERFORMANCE
PARAMETER
OCXO SERIES 2000
Supply voltage, nom.
5V 5% (3.3V Optional)
Power dissipation steady state
1.5 Watt Max.
Heat up power
3 Watt Max
Heat up time.
3 min Max
Frequency range
1 To 65.536 MHz Standard
Frequency Adjustment
5PPM Min (0 to 5V)
Freq. stability vs. temperature
LX: 0C to 60C 0.10 PPM
FZ: -30C to 70C 0.25 PPM
D3: -40C to 85C 0.30 PPM
(Standard, contact factory for different temp ranges and stabilities)
Freq. stability vs. supply
changes
0.015 PPM Max for 5% Change
Freq. stability vs. load changes
0.01 PPM Max for 5% Change
Long term stability (Aging)
4 PPM Max for 10 Years
0.005 PPM/Day Max.
Output
HCMOS/TTL Standard (Low voltage CMOS Available)
Duty cycle
40/60% to 60/40%
Rise- / fall time
10nS Max. (10%~90%Vout, 90%~10%Vout)
Short term Stability (10MHz)
5 E-10 /1Sec
Phase Noise (Typical at
10MHz under static
Conditions)
Offset Phase Noise
10Hz -90 dBc/Hz
100Hz -125 dBc/Hz
1000Hz -135 dBc/Hz
10000Hz -140 dBc/Hz
Note: All Typical parameters for a 10MHz output and 5V Supply, for different frequencies consult factory
HOW TO ORDER (PART NUMBER)
Prefix
Output Type
Cut Type
Series
Revision
Temperature Range
Stability
Frequency
OX
2:HCMOS
4:LVCMOS
0:AT (No Vcontrol )
4: AT (Elect Vcontrol)
20:2000
A
First letter Lowest
Temperature,
Second letter Highest
Temperature:
From A=-55C to
Z=+70C, Then:
1=+75C, 2=+80C,
3=+85C... in 5C
steps Example:
LZ: +0C to +70C
LX: +0C to +60C
FZ: -30C to +70C
D3: -40C to +85C
Value x
10E-2 in
PPM
Example
28=
0.28PP
M
10=
0.1PPM
In MHZ
OCXO
R A L T R O N E L E C T R O N I C S C O R P . 1 0 6 5 1 N . W . 1 9
t h
S t M i a m i , F l o r i d a 3 3 1 7 2 U . S . A
.
phone: +001(305) 593-6033 fax: +001(305)594-3973 e-mail: sales@raltron.com internet: http:/www.raltron.com
Example
:
OX2020A-D3-28-20.000
OX2020A-D3-28-20.000
OX2020A-D3-28-20.000
OX2020A-D3-28-20.000
Frequency 20 MHz
Temp Stability = 28 x 10E-2 = 0.28 PPM
Operating Temp Range = -40C to +85C
Revision "A"
SERIES 2000
AT Cut crystal, no electrical control voltage
Output HCMOS
Prefix: OCXO
MECHANICAL SPECIFICATION
HEIGHT, MAX. "H":
0.540" / 11.43mm
OUTLINE TOLERANCE:
0.015" / 0.4mm
PIN FUNCTIONS:
[ 1 ] NOT CONNECTED OR
Vcontrol
[ 7 ] CASE / GROUND
[ 8 ] RF OUTPUT
[14] SUPPLY VOLTAGE
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