Miniature Crystals
UM-1, UM-4 & UM-5
Specifications
UM-1:ꢀ 8.0mm maximum height
UM-4:ꢀ 4.8mm maximum height
UM-5:ꢀ 6.0mm maximum height
Product
Option
Code
Parameters
UM-1 UM-4 UM-5
Package:
UM-1
UM-4
UM-5
Frequency range: 3.579 ~ 300MHz
10.0 ~ 300MHz
Calibration tolerance:
±5ppm
±7.5ppm
±10ppm
±20ppm
±30ppm
L
M
1
2
3
Other values (±3ppm ~ ±100ppm)
specify
Temperature stability:
±5ppm
±7.5ppm
±10ppm
±20ppm
±30ppm
L
M
1
2
3
Other values (±3ppm ~ ±100ppm)
specify
Operating temperature range:
0 to +50°C
0
1
2
3
4
Slim case (2.6mm thick is available as an option over 20.0MHz. Contact our sales office
for details.
-10 to +60°C
-20 to +70°C
-30 to +80°C
-40 to +85°C
Features
Other values
specify
Circuit condition:
Oscillation mode:
12pF
16pF
20pF
B
D
F
J
S
Ideal for custom frequencies &ꢀspecifications
Wide frequency range
30pF
Series resonant
Other values
Tight specifications available
specify
Fundamental mode up to 55.0MHz
Fundamental
3rd overtone
5th overtone
7th overtone
F
3
5
7
ESR Values
Static capacitance (C0):
7pF max
The table shows the maximum ESRꢀvalues in ohms for each
package across the available frequency range.
Equivalent series resistance (max):
see table
Frequency
Mode
UM-1
UM-4
UM-5
Ageing:
±3ppm max first year
3.5 ~ 4.99
5.0 ~ 5.99
6.0 ~ 6.99
7.0 ~ 7.99
8.0 ~ 9.99
10.0 ~ 15.9
16.0 ~ 55.0
30.0 ~ 49.9
50.0 ~ 100
60.0 ~ 150
130 ~ 300
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
3rd overtone
3rd overtone
5th overtone
7th overtone
200
150
120
100
90
40
30
45
60
-
-
-
-
-
-
-
-
-
-
Test drive level:
100μW
Standard. Optional - Please specify required code(s) when ordering
Ordering Information
60
40
50
60
120
150
60
40
50
60
120
150
Product name + option codes + frequency
eg: UM-1/231JF 24.576MHz 20/30/10/30-F
Insulating washers and mounting clips available. See our website for
details.
Some combinations of stability and temperature range may not be
available. Please check with us before ordering.
90
150
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledge.com
Web: www.golledge.com
0119 MJulay20109298