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° to +70°
C
C
•
Low Power Consumtion: <0.3W @ 25° , 0.6W @ -40°C
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 Stabilities
1
Parameter
vs. operating temperature range
(Referenced to frequency at +25°
C)
Operating
Temperature
vs. Stratum 3 per
GR-1244-CORE
Holdover
Drift
MTIE
vs. supply voltage change
vs. load change
vs. aging / day
vs aging / year
Warm-up Time
Min
-50
-75
-100
-140
-140
-370
-4.63
-20
-10
-2
-300
10Mhz to 30Mhz
10, 11.68, 12.8, 16.384, 19.44, 20, 30Mhz
Operating temp
Ordering Code
range
-0 … +70°C
C508
-20 … +70°C
D758
-40… +85°
C
F107
-20 … +70°C
DST3
-40… +85°
C
FST3
24 hours
Over 7100 seconds
0.16sec < ObserveTimes < 64sec
V
S
± 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
Typ
Max.
+50
+75
+100
+140
+140
+370
+4.63
1x10
-6
+20
+10
+2
+300
60
90
Units
ppb
ppb
ppb
ppb
ppb
ppb
-13
10 /sec
ppb
ppb
ppb
ppb
seconds
seconds
Supply voltage (Vs)
Parameter
Supply voltage
Power consumption
Min
4.75
3.135
Typ
5
3.3
Max.
5.25
3.465
1.5
0.3
0.6
Units
VDC
VDC
Watts
Watts
Watts
Condition
Ordering Code
C
D
during warm-up
steady state @ +25°
C
steady state @ -40°C
RF Output
Parameter
HCMOS
Min
Load
Signal Level (Vol)
Signal Level (Voh)
Duty cycle
Load
Output Power
Output Power
Harmonics
Spurs
Typ
15
Max.
0.1 Vs
0.8 Vs
40
50
0
3
4
7
-30
-60
dBm
dBm
dBc
dBc
50 Ohm load
50 Ohm load
50 Ohm load
50 Ohm load
G
H
60
Units
pF
VDC
VDC
%
Condition
15pF load
15pF load
@ (Voh-Vol)/2
Ordering Code
A
Sinewave
Vectron International
·
www.vectron.com
Vectron International
Headquarters
267 Lowell Road
Hudson, New Hampshire 03051
+1-888-328-7661 tel
+1-888-329-8328 fax
Vectron International LLC.
100 Watts Street
Mount Holly Springs, PA 17065
USA
+1-717-486-3411 tel
+1-717-486-5920 fax
Vectron international GmbH & Co. KG
Landstrasse
D-74924 Neckarbischofsheim
Germany
+49-07268-801-0 tel
+49-07268-801-281 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
+86 21 5048 0777 tel.
+86 21 5048 1881 fax
EX-620
Series
Evacuated Miniature Crystal Oscillator
EMXO
TM
Frequency Tuning (EFC)
Parameter
Fix Frequency (referenced to norminal
frequency)
Tuning Range (referenced to norminal
frequency)
Linearity
Tuning Slope
Min
-1
±3
Positive
Typ
Max.
+1
±10
20
Units
ppm
ppm
%
Condition
No EFC input
from 0V to Vs
Ordering Code
F
A
Additional parameters
Parameter
Phase Noise
3
Min
Max.
-100
-130
-140
-145
2x10
-10
3.0
Handling & processing note
Typ
Units
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
g
Condition
10 Hz
100 Hz
1 kHz
10 kHz
Tau = 1 second to 10 seconds
Allan Deviation
Weight
Processing & Packing
Absolute Maximum Ratings
Parameter
Supply voltage (Vs)
Output Load
Operable temperature range
Storage temperature range
Min
Typ
Max.
5.5
5.5
30
+85
+85
Units
V
V
pF
°
C
°
C
Condition
with Vs=5.0VDC
with Vs=3.3VDC
-55
-55
Environmental Conditions
Parameter
Mechanical Shock (survive):
Vibration Random (survive):
Vibration Sine (survive):
Thermal Shock (survive):
Condition
MIL-STD-202, Test Method 213, Condition E (1000G, 0.5msec)
MIL-STD-202, Test Method 214, Condition I-H (20Grms, 3 minutes/axis)
MIL-STD-202, Test Method 204, Condition D (20Grms, 20 minutes/axis)
MIL-STD-202, Test Method 107, Condition A-2 (50 Cycles, -55
o
C to +85
o
C)
Vectron International
·
www.vectron.com
Vectron International
Headquarters
267 Lowell Road
Hudson, New Hampshire 03051
+1-888-328-7661 tel
+1-888-329-8328 fax
Vectron International LLC.
100 Watts Street
Mount Holly Springs, PA 17065
USA
+1-717-486-3411 tel
+1-717-486-5920 fax
Vectron international GmbH & Co. KG
Landstrasse
D-74924 Neckarbischofsheim
Germany
+49-07268-801-0 tel
+49-07268-801-281 fax
v.2008-07-07 · page 2 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
+86 21 5048 0777 tel.
+86 21 5048 1881 fax
EX-620
Series
Evacuated Miniature Crystal Oscillator
EMXO
TM
Enclosures
Thru Hole
Package Codes
Type
SMD
Package Codes
Type
EX-620
A1
Height
7.62 (.30) mm(in.)
EX-625
EX-621
A2
A3
Height: “H”
8.89 (.35) mm(in.)
9.65 (.38) mm(in.)
Pin Connections
Pin #
1
2
3
4
With EFC Input
Electrical Frequency Adjust Input (EFC)
Ground (Case)
RF Output
Supply Voltage Input
Fix Frequency
No Connection
Ground (Case)
RF Output
Supply Voltage Input
Pin #
1
2
3
4
With EFC Input
Pin Connections
Fix Frequency
No Connection
Ground (Case)
RF Output
Supply Voltage Input
Electrical Frequency Adjust Input (EFC)
Ground (Case)
RF Output
Supply Voltage Input
Pin numbers are for reference only. They do not appear on the unit.
Vectron International
·
www.vectron.com
Vectron International
Headquarters
267 Lowell Road
Hudson, New Hampshire 03051
+1-888-328-7661 tel
+1-888-329-8328 fax
Vectron International LLC.
100 Watts Street
Mount Holly Springs, PA 17065
USA
+1-717-486-3411 tel
+1-717-486-5920 fax
Vectron international GmbH & Co. KG
Landstrasse
D-74924 Neckarbischofsheim
Germany
+49-07268-801-0 tel
+49-07268-801-281 fax
v.2008-07-07 · page 3 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
+86 21 5048 0777 tel.
+86 21 5048 1881 fax
EX-620
Series
Evacuated Miniature Crystal Oscillator
EMXO
TM
Recommended Reflow Profile
tp
T
p
Ramp up
Ts
Critical Zone
T
L
to T
p
T
L
Temperature
t
L
Ramp dow n
Ts
ts
preheat
25
t 25° to peak
C
Time
Profile Feature
Sn-Pb Assembly
Profile Feature
Sn-Pb Assembly
C,
PRECAUTION:
EX-62x Series shall not expose to temperature higher than 230°C. If exposing to temperature higher than 230°
stability and power consumtion may permanently degrade.
Average ramp-up rate (T
L
to Tp)
Preheat -Temperature Min Ts
min
)
-Temperature Min Ts
max
)
-Time (min to max) (ts)
Ts
max
to T
L
- Ramp-up Rate
Time maintainted above - Temperature (T
L
)
- Time (t
L
)
Peak Temperature (Tp)
3°
C/second max.
135°c
155°c
60-90 seconds
3°
C/second max.
183°C
45-60 seconds
max 220°
C
Time within 5° of actual
C
Peak Temperature (tp)
Ramp-down Rate
10-20 seconds max.
6°
C/second max.
Time 25°C to Peak Temperature
Time maintainted above
- Temperature (T
L
)
- Time (t
L
)
4 minutes max.
183°C
45-60 seconds
Note: All temperatures refer to topside of the package, measured on the package body surface.
Vectron International
·
www.vectron.com
Vectron International
Headquarters
267 Lowell Road
Hudson, New Hampshire 03051
+1-888-328-7661 tel
+1-888-329-8328 fax
Vectron International LLC.
100 Watts Street
Mount Holly Springs, PA 17065
USA
+1-717-486-3411 tel
+1-717-486-5920 fax
Vectron international GmbH & Co. KG
Landstrasse
D-74924 Neckarbischofsheim
Germany
+49-07268-801-0 tel
+49-07268-801-281 fax
v.2008-07-07 · page 4 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
+86 21 5048 0777 tel.
+86 21 5048 1881 fax
EX-620
Series
Evacuated Miniature Crystal Oscillator
EMXO
TM
How to Order this Product:
Step 1
Use this ordering information to specify the required parameters and forward it to your factory presentative
EX
EX=
EMXO
-
620
-
D
A
F
-
107
A
-
12.8000
Output Frequency
10.0000 MHz
12.8000 MHz
16.3840 MHz
20.0000 MHz
30.0000 MHz
MHz
Package
620 (A1)
= Thru Hole/ HCMOS
625 (A2)
= SMD/HCMOS
621 (A3)
= SMD/Sine
Supply Voltage
D
= 3.3 Vdc +/-5%
C
= 5.0 Vdc +/-5%
Other Options
A
= Electrical Frequency Control (EFC)
F
= Fixed Frequency
Temperature & Stability
D-758
= +/-75 ppb over -20
o
C to +70
o
C
F-107
= +/-100 ppb over -40
o
C to +85
o
C
Stratum 3 Requirements per GR-1244-CORE
DST3
= +/-140 ppb (+/-280peak-peak) over -20oC to +70oC
FST3
= +/-140 ppb (+/-280peak-peak) over -40oC to +85oC
Output
A
= CMOS
G
= +0dBm sine
H
= +3dBm sine
Vectron International
·
www.vectron.com
Vectron International
Headquarters
267 Lowell Road
Hudson, New Hampshire 03051
+1-888-328-7661 tel
+1-888-329-8328 fax
Vectron International LLC.
100 Watts Street
Mount Holly Springs, PA 17065
USA
+1-717-486-3411 tel
+1-717-486-5920 fax
Vectron international GmbH & Co. KG
Landstrasse
D-74924 Neckarbischofsheim
Germany
+49-07268-801-0 tel
+49-07268-801-281 fax
v.2008-07-07 · page 5 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
+86 21 5048 0777 tel.
+86 21 5048 1881 fax
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
