OX - B
RoHS
Compliant
OCXO 20.5 X 20.5 X 11mm SQUARE PACKAGE
FEATURES:
AT/SC cut
Low aging, Compact Package
APPLICATIONS: PCS Base Station, Cellular Base Station, Synthesizer, Digital Switching Measurement Equipment
■ SPECIFICATION
FREQUENCY RANGE
2 ~ 100MHz
STANDARD FREQUENCIES
10MHz, 12.8MHz, 20MHz, 38.88MHz, 100MHz
FREQUENCY TOLERANCE
±0.2ppm (center control voltage)
Vs. OPERATING TEMPERATURE
FREQ.
STABILITY
See Table 1
Vs. LOAD (±10%)
±10ppb
Vs. SUPPLY VOLTAGE (±5%)
±20ppb
SHORT TERM STABILITY
-11
1X10 /s (10MHz SC cut)
STORAGE TEMPERATURE RANGE
-40°C ~ +100°C
SUPPLY VOLTAGE
+3.3VDC, +5.0VDC, +12.0VDC
SUPPLY CURRENT
3.6W max. during warm-up, 1.2W max. when static
WARM-UP TIME
AT Cut
±0.2ppm, 3minutes max.
SC Cut
±0.1ppm, 3minutes max.
LOGIC FAMILY
OUTPUT
Sine Wave
HCMOS/LVCMOS
LOAD
50Ω
15pF typ., 50pF max. available
LEVEL
5dBm min.
“1” level: 90%VDD min.; “0” level: 10%VDD max.
HARMONIC
-30dBm max.
-
NOISE SUPPRESSION
-75dBm max.
-
SYMMETRY (DUTY CYCLE)
-
45/55%
RISE/FALL TIME
-
6ns max.(fn40MHz)
FREQUENCY DEVIATION
CONTROL VOLTAGE
AT Cut
±3.0ppm
SC Cut
±0.7ppm
3.3V
0~3.3V
5.0V , 12V
0~5.0V
SLOPE
Positive
LINEARITY
±10%
DAY
AGING
YEAR
10 YEAR
PHASE NOISE
AT Cut
±2ppb
SC Cut
±1ppb
AT Cut
±300ppb
SC Cut
±100ppb
AT Cut
±2.0ppm
SC Cut
±0.5ppm
10Hz
-120dBc/Hz
100Hz
-140dBc/Hz
1kHz
-145dBc/Hz
10kHz
-150dBc/Hz
Transko Electronics, Inc reserves the right to make changes to the product (s), service (s), and specification (s) described herein without notice. See “Terms of Sale” for details on our website.
Transko Electronics, Inc. 3981 E. Miraloma Ave. Anaheim, CA 92806 USA
Tel: 714-528-8000 Fax: 714-528-8017 Website: www.transko.com E-mail: sales@transko.com
Rev. 2: Mar. 2015
OX - B
■ TABLE 1
RoHS
RoHS
Compliant
Compliant
FREQUENCY STABILITY VS TEMPERATURE
Frequency Stability vs Temperature
Temperature Range
AT CUT
SC CUT
±50ppb
±5ppb
0°C ~ +50°C
±100ppb
±10ppb
-20°C ~ +70°C
±100ppb
±30ppb
-40°C ~ +75°C
■ PACKAGE DIMENSIONS
20.5
20.5
0.5
11max.
4.5
Ø0.45
15.24
Pin Configuration
2
3
7.62
20.5
1
5
4
1
VDC
2
Output
3
GND
4
VC
5
Ref. V or N/C
Unit:mm
■ TEST CIRCUIT
■ PART NUMBERING GUIDE
Voltage Control
Sine Wave
Oscillator
1
5
V
2
A
+VCC
OX-B
5
E5
J
R
10.000M
3
4
Frequency
Voltage
RS=50R
0.1µF
Oscilloscope
Frequency in MHz
3: +3.3 V
5: +5.0 V
12: +12.0 V
Output
Frequency counter
Q: Sine Wave
R: CMOS
Stability
Voltage Control
CMOS
Oscillator
1
5
V
2
0.1µF
A
+VCC
3
4
15pF*
Oscilloscope
F1: ±0.001ppm
F5: ±0.005ppm
E1: ± 0.01ppm
E5: ± 0.05ppm
01: ± 0.1ppm
03: ± 0.3ppm
05: ± 0.5ppm
Other options available
Operating Temperature
H: 0°C to 50°C
I: -10°C to 60°C
J: -10°C to 70°C
K: -20°C to 70°C
L: -30°C to 70°C
M: -40°C to 75°C
Other options available
Frequency counter
* inclusive of jig and equipment capacitance
Transko Electronics, Inc reserves the right to make changes to the product (s), service (s), and specification (s) described herein without notice. See “Terms of Sale” for details on our website.
Transko Electronics, Inc. 3981 E. Miraloma Ave. Anaheim, CA 92806 USA
Tel: 714-528-8000 Fax: 714-528-8017 Website: www.transko.com E-mail: sales@transko.com
Rev. 2: Mar. 2015
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