Features: •
25.8 x 25.4 x 10.0 ~ 15.0 mm.
•
SC-Cut Crystal
•
Low Phase Noise
•
CMOS or Sine Wave output
•
Fast Warm-up
•
Ruggedized Version available.
OCXO
Package (mm)
Supply Voltage (V)
143
L: 25.8
3.3
Series
W: 25.8 H: 10~15
5.0 12.0
Pulling Range
Not Connected or >10 Year Adjustment
Freq. Stability (ppb)
Temp. Range (ºC)
Output Logic and Symmetry
±1
0~+50
Output
±3 ±5 ± 10 ± 20
0~+70 -30~+70 -40~+85
CMOS or Sine Wave
Pin Out
Lead Free
Freq. (MHz)
Symmetry
Refer To
RoHS
2
50±10% or 50±5%
OUTLINE DRAWING
Compliant Standard
to 100
Freq. Stability vs. TEMP. Range
Outline Drawing
ppb Temp. (ºC) 0 to +50 0 to +70 -30 to +70 -40 to +85
±1
±3
±5
±10
X X
X
= Standard = Available (case by case) X = Not available
N
A
PIN CONNECTIONS - N PIN
FUNCTION
1*
VCO INPUT
2*
REFERENCE VOLTAGE
3
+VDC
4
R.F. OUTPUT
5
0 VOLTS & CASE
PIN CONNECTIONS - A
INCH mm (Reference only)
Contact
[email protected] for special request
PIN
FUNCTION
1
R.F. INPUT
2
0 VOLTS & CASE
3*
VCO INPUT
4*
REFERENCE VOLTAGE
1
5 +VDC * If the specification does not specify parameters for VCO input or reference voltage then that respective PIN is not internally CONNECTED.
1
Electrical Specification* Min.
Nominal
Max.
Note
Unit
Output Frequency Wave Form Level “1” Level “0” Level Load Duty Cycle Spurious
10.00 CMOS
MHz
4.5
V
0.5 20 45
pF % dBc
55 -60
Frequency Stability Ambient Operating Temperature Aging At time of shipment After indefinite storage Daily Yearly 10 Years Voltage
±20 +70
0
ppb ºC
Referenced to +25ºC
±1.0 ±1.0 ±100 ±350 ±10
Warm-up
±10
Phase Noise @ 10 Hz @ 100 Hz
-115 -135
ppb After 30 days
ppb VDC ±5% change In 3 minutes @+25ºC (Reference to 4 hours)
dBc
Electrical Frequency Adjustment ** Range
±0.4
Control Slope
0.0
Center
1.4
Linearity Input Impedance
50
±1.0
Referenced from Nominal Frequency
±ppm
4.0
V
Positive 2.0
2.6
Control Voltage at which nominal frequency occurs at time of shipment
V
±10
% kΩ
5.25
V
700 1.5
mA W
Input Power Voltage Current @ turn on Steady state @25ºC
4.75
5.0
Reference Voltage Voltage Load Temperature Stability
3.8 4
4
4.2 ∞ ±0.010
1
V kΩ V
* 143-3 model specifications provided as an example. Custom specifications available. ** The electronic frequency adjustment range is sufficient for the life of the oscillator.
Contact
[email protected] for special request
2
