EX-620 Datasheet, PDF (1/5 Pages) Vectron International, Inc – Evacuated Miniature Crystal Oscillator

EX-620 Series
Evacuated Miniature Crystal Oscillator
EMXO^TM
Description:
The EX-620 Series offers a ruggedized hybrid thick film construction in a low
profile hermetically sealed 4pin HALF DIP package, which can withstand
severe environmental conditions. This product utilizes VI’s EMXO^TM
technology resulting in excellent stability performance and fast warm-up with
low power consumption.
Features:
• IT Cut Crystal
• Temp Stability to +/-5x10^-8 over 0°C to +70°C
• Low Power Consumtion: <0.3W @ 25°C , 0.6W @ -40°C
• Fast Warm-up: 60 seconds @ 25°C
• 4-Pin Half Dip: 0.52”(W)x0.52”(L)x0.30”(H)
• Weight: <3gm
• Available in Thru Hole and Surface Mount Package
Frequencies
Standard Frequencies
Frequency Stabilities¹
Parameter
vs. operating temperature range
(Referenced to frequency at +25°C)
vs. Stratum 3 per
GR-1244-CORE
Operating
Temperature
Holdover
Drift
MTIE
vs. supply voltage change
vs. load change
vs. aging / day
vs aging / year
Warm-up Time
Supply voltage (Vs)
Parameter
Supply voltage
Power consumption
RF Output
Parameter
HCMOS
Sinewave
Load
Signal Level (Vol)
Signal Level (Voh)
Duty cycle
Load
Output Power
Output Power
Harmonics
Spurs
10Mhz to 30Mhz
10, 11.68, 12.8, 16.384, 19.44, 20, 30Mhz
Min
-50
-75
-100
-140
-140
-370
-4.63
-20
-10
-2
-300
Typ
Max.
Units
Operating temp
range
Ordering Code
+50
ppb
-0 … +70°C
C508
+75
ppb
-20 … +70°C
D758
+100
ppb
-40… +85°C
F107
+140
ppb
-20 … +70°C
DST3
+140
ppb
-40… +85°C
FST3
+370
+4.63
1x10^-6
ppb
10^-13/sec
24 hours
Over 7100 seconds
0.16sec < ObserveTimes < 64sec
+20
+10
+2
+300
60
90
ppb
ppb
ppb
ppb
seconds
seconds
VS ± 5%
Load ± 10%
after 30 days of operation
after 30 days of operation
± 100ppb of freq at 1hr after turn on @ +25°C
± 100ppb of freq at 1hr after turn on @ -40°C
Min
Typ
Max.
Units
4.75
5
5.25
VDC
3.135
3.3
3.465
VDC
1.5
Watts
0.3
Watts
0.6
Watts
Condition
Ordering Code
C
D
during warm-up
steady state @ +25°C
steady state @ -40°C
Min
Typ
Max.
Units
15
pF
0.1 Vs
VDC
0.8 Vs
VDC
40
60
%
50
Ω
0
4
dBm
3
7
dBm
-30
dBc
-60
dBc
Condition
15pF load
15pF load
@ (Voh-Vol)/2
Ordering Code
A
50 Ohm load
G
50 Ohm load
H
50 Ohm load
50 Ohm load
Vectron International · www.vectron.com
Vectron International
Headquarters
267 Lowell Road
Hudson, New Hampshire 03051
[phone] tel
[phone] fax
Vectron International LLC.
100 Watts Street
Mount Holly Springs, PA 17065
USA
[phone] tel
[phone] fax
Vectron international GmbH & Co. KG
Landstrasse
D-74924 Neckarbischofsheim
Germany
[phone] tel
[phone] fax
v.2008-07-07 · page 1 of 5
Vectron Asia Pacific Sales Office
1F-2F, No 8 Workshop, No 308 Fenju
Road, WaiGaoQiao Free Trade Zone,
Pudong, Shanghai, P.R. China 200131
[phone] tel.
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