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ECM Surface Mount Oscillator
ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK
Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: ecm@ecmelectronics.co.uk
Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to
discontinue any product or make design changes we believe necessary.
Issue 1
Valpey Fisher VF315
Environmental & Mechanical
Mechanical
Shock
Mil STD 202 Method 213
Cond E
Thermal
Shock
Mil STD 883 Method 1011
Cond A
Vibration
MIL-STD-883 Method 2007
Cond A
Soldering
Condition
260
0C for 10s max:
230
0C for 90s max
Hermetic
Seal
Leak rate less than 5x10
-8
Atm.cc/s of helium
Pin
1
2
3
4
Function
Tristate
GND/ Case
O/P
Vcc
A
B
C
D
E
F
G
14.22
9.80
4.70
8.65
5.08
5.08
1.52
H
J
K
L
3.00
5.80
1.27
3.81
Dimensions in mm
Parameter
VF315
Notes
Frequency Range
1.50MHz to 70.0MHz
Frequency
Stability
+/-100ppm (C)
+/-50ppm (B)
+/-25ppm (A)
Standard
Option
Option
Supply Voltage
5V +/-5%
3.3V +/-5%
Standard
Option
Supply Current
1.5MHz to12.MHz
12MHz to 25MHz
25MHz to 40MHz
40MHz to 70MHz
16mA
22mA
32mA
56mA
No Load
Load
10TTL gates or 50pF
Duty Cycle
40 / 60
45/55
Standard
Option
Rise & Fall Times
5nS max
Logic “1” Level
0.9Vcc min
Logic “0” Level
0.1Vcc max
Tri-state Function
Input HIGH (>2.5V) or floating ACTIVE
Input LOW (<0.5V) INFINITE IMPEDANCE
Start-up Time
10mS max
2mS Typ
Operating Temp
-10
0C to +700C (-450 to +850C) Available
§ Industry Standard Footprint
§ Competitive Prices
§ Industrial Temperature Range Available
§ Output Enable
Part Numbering :
VF315P H
L 6.0M
A 1
Type
Duty Cycle H=45/55
Blank = Standard
Supply Voltage
L=3.3V Blank =5.0V
Frequency
Stability
A=25ppm B=50ppm C=100ppm
Temperature Range
1= -40
0C to +850C Blank = Standard
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