OC-290-CAB-508CF-10.0 [VECTRON]
Oven Controlled Crystal Oscillators; 恒温晶体振荡器
| 型号： | OC-290-CAB-508CF-10.0 |
| 厂家： | 
Vectron International, Inc |
| 描述： | Oven Controlled Crystal Oscillators |
| 文件： | 总2页 (文件大小：77K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Oven Controlled Crystal Oscillators (OCXO’s)
OC-290
Description:
Small SMD OCXO with tight stability.
AT and SC-cut versions available.
Features
• 5 MHz, 10 MHz, 13 MHz standard.
Other frequencies available from 2 to 80 MHz
• Stability as low as ±5 x 10-8 over 0°C to 50°C
• Aging: 1 x 10-9 per day
• Package: 25.4 x 22 x 10.5 mm
• Supply voltage: +3.3 or +5.0 V
Performance Characteristics
Characteristic
Parameter
Frequency:
10, 12.8, 16.384, 19.44, 20, 24.576, 20.48, 32.768, 38.88, 40 and 77.76 MHz
Available from 2 MHz to 80 MHz
Package Size:
25.4 x 22.0 x 10.5 mm (1.0” x 0.9” x 0.42”)
Supply Voltage (Vdd):
C = 5 Vdc +5%
D = 3.3 Vdc +5%
(Other supply voltages are available upon request)
Supply Current:
Output Type:
<5W peak at turn-on, <1.25W stabilized @ 25oC (Temp Range B & D)
<5W peak at turn-on, <1.5W stabilized @ 25oC (Temp Range F)
HCMOS, LVHCMOS
Sinewave +0 dBm / 50 ohm
10 TTL
Standard Stability Options:
B - 508 = +5x10-8 over 0oC to +50oC
B - 758 = +7.5x10-8 over 0oC to +50oC
*B - ST3 = Stratum 3 over 0oC to +50oC
D - 758 = +7.5x10-8 over-20oC to +70oC
D - 107 = +1.0x10-7 over -20oC to +70oC
*D -ST3 = Stratum 3 over -20oC to +70oC
F -107 = +1.0x10-7 over -40oC to +85oC
*F -ST3 = Stratum 3 over -40oC to +85oC
F -507 = +5.0x10-7 over -40oC to +85oC
Note: Not all stabilities are
available with all frequency/output
combinations. Please consult factory.
*STRATUM 3 per GR-1244-CORE Table 3-1
Total Stability:
vs. Holdover:
vs. Temperature:
<4.6 x 10-6 for all causes and 10 years
<3.2 x 10-7 for all causes and 24 hours
<2.8 x 10-7 peak to peak
Stability vs. Supply:
Aging:
<5 pb for a 1% change in Supply Voltage
-8
-6
-9
-7
A: 1 x 10 /day, 2x10 /year
C: 1 x 10 /day, 3x10 /year
N: PTR Stratum 3
-9
-6
B: 3 x 10 /day, 1x10 /year
-6
Electrical Frequency Adjust:
Initial Accuracy @ +25oC:
10 x 10 typical range (with Aging A or B)
-6
2 x 10 typical range (with Aging C) (with F; no frequency adjustment)
+1.5 ppm max after reflow
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • Web: www.vectron.com
44
Oven Controlled Crystal Oscillators (OCXO’s)
OC-290
Pad Layout
Outline Drawing
1.0±.01
(25.4±0.2)
0.1
(2.5)
Foot print
for PCB Design
4
3
2
1
0.93
(23.5)
0.14
(3.5)
soldering pods
0.16
(4)
5
Foot pr
for PCB D
0.93
(23.5
OCXO
5
4
1
2
3
Recommended Soldering Profile
Pin Out Information
1
2
3
4
5
Control voltage VC
Reference voltage output V
REF
Supply voltage V
RF-output
B
Ground, case
Ordering Information
MHz
10.0
290
C
A
C
508
C
A
OC
Product Family
OC = OCXO
Frequency
2 MHz to 80 MHz
Package
Input
C = 5.0V +5%
D = 3.3V +5%
290 = 25.4X22 mm
SMD package
Electrical Frequency Adjust
A: 10 x 10-6 typical range (with Aging A or B) or
2 x 10-6 typical range (with Aging C)
F: Fixed frequency. See initial accuracy.
Output
A = HCMOS, LVHCMOS
B = 10 TTL
Temperature Range
B - 508 = +5x10-8 over 0oC to +50oC
B - 758 = +7.5x10-8 over 0oC to +50oC
*B - ST3 = Stratum 3 over 0oC to +50oC
D - 758 = +7.5x10-8 over-20oC to +70oC
D - 107 = +1.0x10-7 over -20oC to +70oC
*D -ST3 = Stratum 3 over -20oC to +70oC
F -107 = +1.0x10-7 over -40oC to +85oC
*F -ST3 = Stratum 3 over -40oC to +85oC
F -507 = +5.0x10-7 over -40oC to +85oC
G = Sinewave
Aging
A = 1 x 10-8/day, 2 x 10-6/year
B = 3 x 10-9/day, 1 x 10-6/year
C = 1 x 10-9/day, 3 x 10-7/year
N = PTR Stratum 3
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • Web: www.vectron.com
45
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