C R Y S T A L S
UM-4
75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 Fax: 508-435-5289 www.valpeyfisher.com
20
UM4
Resistance Weld Miniature Crystal
(4,8mm height)
F E AT U R E S
Low Profile (4,8mm)
Small Footprint
O P T I O N S
Tape & Reel
Metal Jacket
Parameter
Unit
Condition
Min Typ
Max
Note
Frequency MHz
13.000
300
Range
Frequency ppm
Over
Temp.
50
1
Tolerance
Frequency ppm
@25C
100
Stability
Operating C
-40
+85
Temperature Range
Storage
C
-40
+85
Temperature Range
Shunt
pF
7.0
Capacitance (Co)
Drive Level
0.1mW
Aging Per Year
ppm
@25C
3.0
Frequency Range
Mode
Max ESR (
)
13.000 - 16.000
Fundamental
60
16.000 - 50.000
Fundamental
40
25.000 - 100.000
3rd Overtone
60
60.000 - 150.000
5th Overtone
100
130.000 - 300.000
7th Overtone
150
Typical Temperature Characteristics
Tolerances
5
10
15
20
25
50
100
Temp. Ranges
ppm
ppm
ppm
ppm
ppm
ppm
ppm
0
to
50C Y Y Y Y Y Y Y
-10
to
60C
Y Y Y Y Y Y Y
-20
to
70C
Y Y Y Y Y Y Y
-30 to 80C
N
N
Y
Y
Y
Y
Y
-40 to 85C
N
N
N
Y
Y
Y
Y
-55 to 105C
N
N
N
N
N
Y
Y
-55
to
125C
N N N N N N Y
.28"
(7,1mm)
.095"
(2,4mm)
.014"
(0,35mm)
.148"
(3,75
0,20mm)
.190"
(4,8mm)
.126"
(3,2mm)
.472"
(12,0mm)
.311"
(7,9mm)
Notes:
1. Please refer to typical temperature characteristics in chart above.
2. Please reference "Building a Part Number" on page 36 if the desired specification
is not found in the "Standard Crystal Part Number Chart" on pages 1314.
All specifications are subject to change without notice.
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