OCXO-91-1.pdf 데이터시트 (총 4 페이지) - 파일 다운로드 OCXO-91-1 데이타시트 다운로드

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PHONE: (434) 295-3101
FAX: (434) 977-1849
Charlottesville, VA USA
www.isotemp.com
OCXO 91-1
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 1.5. was -30 dBc, Added 2.1.b., 2.3. was
±5x10-10, Added 2.4.a. and 2.4.c., Added
2.6.a. and 2.6.f., 2.6.c. was -130 dBc,
2.6.d. was -145 dBc, 2.6.e. was -150 dBc,
In 4.1. > ±1.8x10-7 was > ±1x10-7, 5.2. was
500 mA.
BY APV
DATE
ADB TST 01-08-1999
TST TST 01-22-2002
ISOTEMP RESEARCH INC. CODE ID MODEL NO.
CHARLOTTESVILLE, VA.
USA 31785 OCXO 91-1
PAGE OF TOTAL DWG. NO. REV.
1 3 114-856 A

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Charlottesville, VA USA
www.isotemp.com
OCXO 91-1
1. OUTPUT
1.1. Frequency
1.2. Waveform
1.3. Level
1.4. Load
1.5. Harmonics
1.6. Spurious
10.000 MHz
Sine wave
+7 ±1.5 dBm
50
< -40 dBc
< -60 dBc
2. FREQUENCY STABILITY
2.1. Ambient
a. From 0°C to +60°C
b. From +30°C to +40°C
2.2. Aging
a. At time of shipment
b. After indefinite storage
i. Daily
ii. Yearly
iii. 10 years
2.3. Voltage
2.4. Short term
a. 0.1 Seconds
b. 1 Second
c. 10 Seconds
2.5. Warm-up
2.6. Phase noise
a. @ 1 Hz
b. @ 10 Hz
c. @ 100 Hz
d. @ 1 kHz
e. @ 10 kHz
f. @ 100 kHz
(referenced to +35°C)
< ±1x10-9
< ±2x10-10
< ±5x10-10/day
< ±5x10-10 after 30 days
< ±5x10-8
< ±2x10-7
< ±2x10-10/±5% change
root Allan variance
< 5x10-11
< 5x10-12
< 1x10-11
< ±5x10-8 in 60 minutes @ 0°C
(referenced to 4 hours)
< -89 dBc
< -120 dBc
< -140 dBc
< -151 dBc
< -154 dBc
< -157 dBc
3. MECHANICAL FREQUENCY ADJUSTMENT
3.1. Range
3.2. Resolution
3.3. Control
> ±2x10-7
< ±2x10-9
Multi-turn trimmer
4. ELECTRICAL FREQUENCY ADJUSTMENT (PIN = "VCO INPUT")
4.1. Range
> ±1.8x10-7
< ±3x10-7
4.2. Control
0 VDC to +5 VDC
4.3. Slope
Positive
4.4. Center
+2.5 VDC
4.5. Linearity
< ±10%
4.6. Input impedance
> 50 k
ISOTEMP RESEARCH INC. CODE ID MODEL NO.
CHARLOTTESVILLE, VA.
USA 31785 OCXO 91-1
PAGE OF TOTAL DWG. NO. REV.
2 3 114-856 A

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Charlottesville, VA USA
www.isotemp.com
OCXO 91-1
5. INPUT POWER (PIN = "+VDC")
5.1. Voltage
5.2. Current
5.3. Steady state
6. ENVIRONMENTAL
6.1. Humidity
6.2. Storage temperature
6.3. Vibration (non-operating)
6.4. Shock (non-operating)
6.5. Seal
7. MECHANICAL
7.1. Applicable series
7.2. Model number
7.3. Outline drawing
+12 VDC ±5%
< 460 mA @ turn on
< 2.8 Watts @ +25°C
MIL-STD-202F, Method 103B, Test
Condition A (95% R.H. @ +40°C,
non-condensing, 96 hours)
-40°C to +85°C
MIL-STD-202F Method 201A. (0.06"
Total p-p, 10 to 55 Hz)
MIL-STD-202F, Method 213B, Test
Condition J.
(30 g, 11 ms half-sine)
MIL-STD-202F, Method 112C, Test
Condition D.
OCXO 91 series
OCXO 91-1
125-504
ISOTEMP RESEARCH INC. CODE ID MODEL NO.
CHARLOTTESVILLE, VA.
USA 31785 OCXO 91-1
PAGE OF TOTAL DWG. NO. REV.
3 3 114-856 A

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2.80
71.12
2.00
50.80
P/N:
MODEL:
FREQ.:
S/N:
DATE:
CRYSTAL OSCILLATOR
FSC:31785
(VIEW FROM TOP)
PIN CONNECTIONS
PIN FUNCTION
1 NOT CONNECTED
2 + VDC
3 0 VOLTS AND CASE
4 R.F. OUTPUT
5 0 VOLTS AND CASE
6 0 VOLTS AND CASE
7 0 VOLTS AND CASE
8 0 VOLTS AND CASE
9 VCO INPUT
1.54
39.12
.03
.76
.03
.76
DIA. PIN
(9 PLACES)
7
CL 8
9
1.00
25.40
CENT.
CL
5
6
.23
5.84
METAL STANDOFF
(4 PLACES)
1
2
3
1.000
25.40
CENT.
1.65
41.91
CENT.
1.400
35.56
CENT.
4
TRIMMER ACCESS
(VIEW FROM BOTTOM)
.600
15.24
1.400
35.56
CENT.
NUMBERS FOR REFERENCE ONLY
(NOT STAMPED ON UNIT)
INCH
mm (REFERENCE ONLY)
Form NO. 120-081E
OSCILLATORS
NAME: OUTLINE DRAWING
(OCXO 91 SERIES)
CODE I.D. NO.
31785
Charlottesville, Virgina USA
SCALE: 1:1
DATE: 12-03-1996
DWN. BY: JAC
APPR'D. BY: DAG
A ADDED METRIC DIMENSION AND UPDATED.
LET REVISION
BTG DAG 04-18-2002
TOLERANCES
UNLESS OTHERWISE SPECIFIED:
ANGES: ±1 DEGREE
FRACTIONS: ±1/32 INCH
DECIMALS: .XX ± .015, .XXX ± .010 INCH
MATERIAL: COLD ROLLED STEEL
FINISH: BRIGHT NICKEL
BY APP DATE MARK: LABEL