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Part: OC-290-DAB-508CA
Category:
Timing Circuits
-> Oscillators
-> OCXO (Oven Controlled Crystal Oscillators)
Description: Frequency Range = 4.8MHz - 40MHz ;; Output Logic = Hcmos Lvhcmos ;; Package = 25.4 X 22 X 10.5mm ;; Features = Low Profile, Surface Mount Design
Company: Vectron International
Datasheet: Download OC-290-DAB-508CA datasheet File size : 87 kB
Request For quote: Find where to buy OC-290-DAB-508CA
Datasheet text preview:
8798_AA's Vectron
05/30/02
3:11 PM
Page 44
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 Parameter
Frequency: Package Size: Supply Voltage (Vdd): Supply Current: Output Type:
Characteristic
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 25.4 x 22.0 x 10.5 mm (1.0" x 0.9" x 0.42") C = 5 Vdc +5% D = 3.3 Vdc +5% (Other supply voltages are available upon request) <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 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 *STRATUM 3 per GR-1244-CORE Table 3-1 Total Stability: <4.6 x 10-6 for all causes and 10 years vs. Holdover: <3.2 x 10-7 for all causes and 24 hours vs. Temperature: <2.8 x 10-7 peak to peak
Standard Stability Options:
Note: Not all stabilities are available with all frequency/output combinations. Please consult factory.
Stability vs. Supply:
<5 pb for a 1% change in Supply Voltage
Aging: Electrical Frequency Adjust:
Initial Accuracy @ +25oC:
A: 1 x 10-8/day, 2x10-6/year B: 3 x 10-9/day, 1x10-6/year
C: 1 x 10-9/day, 3x10-7/year N: PTR Stratum 3
10 x 10-6 typical range (with Aging A or B) 2 x 10-6 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
8798_AA's Vectron
05/30/02
3:11 PM
Page 45
Oven Controlled Crystal Oscillators (OCXO's) OC-290
Outline Drawing
1.0±.01 (25.4±0.2) 0.1 (2.5) 4 0.1 (2.5)
Pad Layout
3 0 . 0 .75) O R(
5
0.87±.01
.70±.01 (22±0.2) (17.8±0.2)
3
Foot print for PCB Design 0.93 (23.5) 0.16 (4) 0.14 (3.5)
2
soldering pods
1
5
0.41 max (10.5)
0.93 (23.5
.70 (17.8)
Foot pr for PCB D
OCXO
1
5
2
3
4
Pin Out Information
1 Control voltage VC 2 Reference voltage output VREF 3 Supply voltage VB 4 RF-output 5 Ground, case
Recommended Soldering Profile
Ordering Information
OC
Product Family OC = OCXO Package 290 = 25.4X22 mm SMD package Output A = HCMOS, LVHCMOS B = 10 TTL G = Sinewave
290
C
A
C
508
C
A
10.0 MHz
Frequency 2 MHz to 80 MHz
Input C = 5.0V +5% D = 3.3V +5% 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
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. 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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