C R Y S T A L S
PART NUMBER
BUILDING A PART NUMBER
Package
Code/Meaning
VM6
VM6S
VM6SS
VM6SSM2
UM-1
UM-4
UM-5
NC26
NC38
VFSMC-1
VFSMC-2
VFSMC-3
VFSMC-4
VFSMC-5
VFSMC-6
VM6SSM3
VM6SSM1
VFAG
VFBE
VFBG
VFCG
VFCE
VFDG
VFEG
VFHH
VFFE
VFFG
VFFH
VF
VF6SMA
VF49A16FN1
VF49A18FN1
VF49A19FN1
VF45
Mode
Code
1
3
5
7
9
Meaning
Fundamental
3rd OT
5th OT
7th OT
9th OT
Calibration
Tolerance
Code
A
B
C
D
E
F
G
H
I
J
K
L
M
XX
Meaning
±5ppm
±10ppm
±15ppm
±20ppm
±25ppm
±30ppm
±35ppm
±40ppm
±45ppm
±50ppm
±100ppm
±150ppm
±200ppm
SPECIAL
Temperature
Stability
Code
1
2
3
4
5
6
7
8
9
10
11
12
13
14
00
Meaning
±2ppm
±5ppm
±10ppm
±15ppm
±20ppm
±25ppm
±30ppm
±35ppm
±40ppm
±45ppm
±50ppm
±100ppm
±150ppm
±200ppm
SPECIAL
Operating
Temperature
Range
Code
A
B
C
D
XX
E
F
G
H
Meaning
0 to 70°C
–20 to 70°C
–40 to 85°C
–55 to 125°C
SPECIAL
-10 to 60°C
-0 to 85°C
-55 to 105°C
-0 to 50°C
Options
Series/Parallel
Code
Meaning Code
Meaning
0
Series
ENTER VALUE OF
LOAD CAPACITOR
FOR PARALLEL
CIRCUITS
5
3rd Lead
MS
Mylar Spacer
TR
Tape + Reel
VS
Vinyl Sleeve
CL
Cut Leads
(spec. length)
0
None
E X A M P L E
VM6
3
J
1
1
B
16
TR
VM6
3
J
11
B
16
TR
VM6-3J11B16-TR-
FREQUENCY
=
=
=
=
=
=
=
VM6
3rd OT
±50ppm calibration at room temperature.
±50ppm temperature stability
–20 to 70°C operating temperature range over which ±50ppm stability applies
16pF load capacitance
Tape + Reel
Note:
Some part number options not available with all package types.
75 South Street, Hopkinton, MA 01748
800-982-5737
508-435-6831
Fax: 508-435-5289 www.valpeyfisher.com
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