OCXO-143-2 OSCILLATOR Datasheet

OCXO-143-2 Datasheet, PDF, Equivalent


Part Number

OCXO-143-2

Description

CRYSTAL OSCILLATOR

Manufacture

ISOTEMP

Total Page 4 Pages
Datasheet
Download OCXO-143-2 Datasheet


OCXO-143-2
PHONE: (434) 295-3101
FAX: (434) 977-1849
Charlottesville, VA USA
www.isotemp.com
OCXO 143-2
CRYSTAL
OSCILLATOR
SPECIFICATION
This specification defines the operating characteristics of
an ovenized crystal oscillator. Long term stability is
assured through use of premium components.
REV DESCRIPTION OF REVISION
-
A Add pin information to 3. 4. and 5.
2.5.a. was -110, 2.5.b was TBD, Removed
2.5.c. through 2.5.e, In 3.1. ±10x10-7 was
±8x10-7, In 3.4. ±0.6 VDC was ±0.4 VDC.
B 7.7.3. 125-606 was 125-543
C 1.5. was -20 dBc; Added 2.5.c.,-140 dBc
@ 1 kHz; 5.2. was 4kload.
BY APV
DATE
DAG TST 11-19-2003
TST TST 12-07-2000
DAG JRD 12-15-2003
LRB JRD 03-25-2004
ISOTEMP RESEARCH INC. CODE ID MODEL NO.
CHARLOTTESVILLE, VA.
USA 31785 OCXO 143-2
PAGE OF TOTAL DWG. NO. REV.
1 3 114-803 C

OCXO-143-2
Charlottesville, VA USA
www.isotemp.com
OCXO 143-2
1. OUTPUT
1.1. Frequency
1.2. Wave form
1.3. Level
1.4. Load
1.5. Harmonics
1.6. Spurious
10.000 MHz
Sine wave
+4 ±2 dBm
50
< -25 dBc
< -60 dBc
2. FREQUENCY STABILITY
2.1. Ambient
2.2. Aging
a. At time of shipment
b. After indefinite storage
i. Daily
ii. Yearly
iii. 10 Years
2.3. Voltage
2.4. Warm-up
2.5. Phase noise
a. @ 10 Hz
b. @ 100 Hz
c. @ 1 kHz
< ±2x10-8 from 0°C to +70°C
(referenced to +25°C)
< ±1x10-9/day
< ±1x10-9 after 30 days
< ±1x10-7
< ±3.5x10-7
< ±1x10-8/±5% change
< ±1x10-8 in 3 minutes @+25°C
(referenced to 4 hours)
< -115 dBc
< -135 dBc
< -140 dBc
3. ELECTRICAL FREQUENCY ADJUSTMENT (PIN = "VCO INPUT")
3.1. Range
> ±4x10-7
< ±10x10-7
3.2. Control
0 VDC to +4 VDC or
a 20 kpotentiometer connected
between the "REFERENCE VOLTAGE" pin
and "0 VOLTS & CASE" pin with wiper
connected to "VCO INPUT" pin.
3.3. Slope
Positive
3.4. Center
+2 VDC ±0.6 VDC
(control voltage at which nominal
frequency occurs at time of shipment)
3.5. Linearity
< ±10%
3.6. Input impedance
> 50 k
4. INPUT POWER (PIN = "+VDC")
4.1. Voltage
4.2. Current
4.3. Steady state
+5.0 VDC ±5%
< 700 mA @ turn on
< 1.5 Watts @ +25°C
ISOTEMP RESEARCH INC. CODE ID MODEL NO.
CHARLOTTESVILLE, VA.
USA 31785 OCXO 143-2
PAGE OF TOTAL DWG. NO. REV.
2 3 114-803 C


Features PHONE: (434) 295-3101 FAX: (434) 977-184 9 Charlottesville, VA USA www.isotemp. com OCXO 143-2 CRYSTAL OSCILLATOR SPE CIFICATION This specification defines t he operating characteristics of an oven ized crystal oscillator. Long term stab ility is assured through use of premium components. REV DESCRIPTION OF REVISI ON - A Add pin information to 3. 4. and 5. 2.5.a. was -110, 2.5.b was TBD, Rem oved 2.5.c. through 2.5.e, In 3.1. ±10 x10-7 was ±8x10-7, In 3.4. ±0.6 VDC w as ±0.4 VDC. B 7.7.3. 125-606 was 125- 543 C 1.5. was -20 dBc; Added 2.5.c.,-1 40 dBc @ 1 kHz; 5.2. was 4kΩ load. B Y APV DATE DAG TST 11-19-2003 TST TS T 12-07-2000 DAG JRD 12-15-2003 LRB JR D 03-25-2004 ISOTEMP RESEARCH INC. COD E ID MODEL NO. CHARLOTTESVILLE, VA. USA 31785 OCXO 143-2 PAGE OF TOTAL DWG. N O. REV. 1 3 114-803 C Charlottesville, VA USA www.isotemp.com OCXO 143-2 1. OUTPUT 1.1. Frequency 1.2. Wave form 1 .3. Level 1.4. Load 1.5. Harmonics 1.6. Spurious 10.000 MHz Sine wave +4 ±2 dBm 50 Ω < -25 dBc < -.
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