OCXOVT [MICROCRYSTAL]
Oven Controlled Crystal Oscillator; 恒温晶体振荡器型号: | OCXOVT |
厂家: | MICORO CRYSTAL SWITZERLAND |
描述: | Oven Controlled Crystal Oscillator |
文件: | 总2页 (文件大小:58K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
OCXOVT Oven Controlled Crystal Oscillator
HC-MOS Output
5 V Power Supply
Tight Stability
up to 40 MHz
FREQUENCY STABILITY
OVER:
OPERATING TEMP. RANGE :
LONG TERM AGING 1ST YEAR:
10 YEARS:
SUPPLY VOLTAGE 0.2 V
LOAD 10%:
NOTE 1
OCXOVT-AR1, AV5
0 to +60 °C
0.075 ppm
see note 1
TEMP. RANGE *
STABILITY *
<
<
<
<
0.7 ppm *
4.0 ppm *
0.1 ppm *
0.01 ppm
(0.15 ppm peak to peak)
OCXOVT-BR1, BV5
-20 to +70 °C
0.15 ppm
TEMP. RANGE *
STABILITY *
POWER SUPPLY
SUPPLY INPUT:
(0.3 ppm peak to peak)
Vcc = 5 V 0.2 V *
70 mA @ +30 °C *
< 110 mA @ -20 °C *
INPUT CURRENT :
INPUT CURRENT :
<
OCXOVT-CR1, CV5
-40 to +85 °C
0.25 ppm
TEMP. RANGE *
STABILITY *
FREQUENCY CONTROL RANGE
(0.5 ppm peak to peak)
CONTROL VOLTAGE:
FREQUENCY DEVIATION:
RESPONSE SLOPE:
see note 2
4 ppm *
>
NOTE 2
positive
OCXOVT-AR1, BR1, CR1
ADJUSTMENT
OUTPUT
WITH RESISTOR
(connected to ground)
INPUT IMPEDANCE
0 to 10 kΩ
OUTPUT SIGNAL:
SYMMETRY:
HC-MOS compatible
40 (min.) /60 (max.)
% @ Vcc / 2 *
> -4.7 kΩ
RISE AND FALL TIME:
LEVEL „0“ AND „1“:
FAN OUT (LOAD):
tr < 7ns tf < 7 ns *
< 0.4 V > Vcc –0.5 V
10 LS
OCXOVT-AV5, BV5, CV5
ADJUSTMENT
WITH VOLTAGE
0.5 to 5 V
INPUT IMPEDANCE
> 47 kΩ
ENVIRONMENT
OPERABLE TEMP. RANGE:
STORAGE TEMP. RANGE:
VIBRATION:
-40 to +85 °C
-65 to +125 °C
10 to 2000 Hz / 10 g
2000 g, 0.3 ms, ½ sine
DIL 14, 4 pins, GND to case
8 mm
MARKING EXAMPLE
SHOCK:
PACKAGE:
PACKAGE HEIGHT:
OCXOVT-BV5
Type
Frequency
{ (PIN 1)
Spec No.
Date Code
Piece No.
20.000 MHz
{
01.25
12
(see packaging info)
WARM-UP
ΔF/F:
ORDERING INFORMATION EXAMPLE
within spec after 30s @ 0°C *
< 250 mA during 10s
CURRENT:
O C X O V T
-
B V 5
20 MHz
x x x
MISCELLANEOUS
Oscillator Type
N° of
customer
spec.
SHORT TERM STABILITY:
< 5 E-10 0.1 s to 30 s
Typical 5 E-11 @ 1 s
OCXO =oven controlled
Crystal Oscillator
PHASE NOISE (BW = 1Hz):
(typical, @ 10MHz in static
conditions)
1
Hz : - 70 dBc / Hz
Oscillator Version
Oscillator output
frequency
10 Hz : -100 dBc / Hz
100 Hz : -130 dBc / Hz
V = low power voltage 5V
T = tight tolerance
1
kHz : -140 dBc / Hz
Temperature Range
Frequency Adjustment
R1 = external resistor
V5 = voltage 5V
A = 0 to +60°C; +/-0.075ppm
B = -20 to +70°C: +/-0.15ppm
C = -40 to +85°C; +/-0.25ppm
X = custom spec.
Y
= custom spec.
*
Customer’s specification on request
STANDARD FREQUENCIES (MHz)
10.0000
12.8000
16.0000
16.3840
19.4400
20.0000
40.0000
DATE:
June 2003
Revision No.: 7
Page 1/2
In accordance with our policy of continuous development and improvement,
we reserve the right to modify the design or the specifications of our products without prior notice.
Headquarters: Micro Crystal
Div. of ETA SA
Mühlestrasse 14
CH-2540 Grenchen
Switzerland
Tel.
Fax
+41 32 655 82 82
+41 32 655 80 90
Internet www.microcrystal.ch
sales@microcrystal.ch
Email
OCXOVT Oven Controlled Crystal Oscillator
HC-MOS Output
5 V Power Supply
Tight Stability
up to 20 MHz
Application and Test Circuit:
Adjustment with voltage
Adjustment with resistor
HC-MOS
TTL
HC-MOS
TTL
Vcc
Vcc
Oscilloscope
or
Counter
Oscilloscope
or
Counter
R load
2k
R load
2k
A
A
D1
D1
8
7
8
7
14
1
14
1
D2
D2
C load
C load
Vcc
Vcc
V
V
*
*
D3
D3
D4
Cd2
Cd1
Cd2
Cd1
15pF
15pF
Radj
(0–10kohms)
Vc
D4
V
low thermal
coefficient
Waveform Output:
Waveshape TTL
Waveshape HC-MOS
tf
tr
tf
tr
Vcc
Vcc
Vcc - 0.5V min.
(Except 12V: 5V-0.5V min.)
2.4V min.
1.4V
1/2 Vcc
Gnd + 0.4V max.
Gnd
T1
T2
0.4V max.
Gnd
T1
T2
T1
Duty Cycle = 100×
%
[ ]
T1+ T2
DATE:
June 2003
Revision No.: 6
Page 2/2
In accordance with our policy of continuous development and improvement,
we reserve the right to modify the design or the specifications of our products without prior notice.
Headquarters: Micro Crystal
Div. of ETA SA
Mühlestrasse 14
CH-2540 Grenchen
Switzerland
Tel.
Fax
+41 32 655 82 82
+41 32 655 80 90
Internet www.microcrystal.ch
sales@microcrystal.ch
Email
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