FMXMU
SERIES
Microprocessor Crystals
Miniature Thru-Hole Packages
Low Cost
Multiple Packages
Surface Mount Lead Forming
UM-1/UM-5
SPECIFICATIONS
08 - Issue 2 - 071508
Parameter
Specification
0.319
(8.1)
MAX.
Frequency Range
6 - 180 MHz FMXMU1 / 10 - 180 MHz FMXMU5
Operation Mode
See Operation Mode and ESR Table
Load Capacitance (CL)
18 pF Std., 8 - 60 pF and Series available
Frequency Tolerance
±30ppm @ 25°C Std. (See Cal. Tol. for Options)
Temperature Tolerance
±50 ppm Std. (See Temp. Tol. for Options)
Operating Temperature
0 to +70°C Std. (See Temp. Range for Options)
Storage Temperature
-55 to +125°C
Equivalent Series Resistance (ESR) See Operation Mode and ESR Table
Shunt Capacitance (C0)
7 pF max.
Drive Level
50 uW typical, 1 mW max.
Aging @ 25°C
±5 ppm per year max.
All specifications subject to change without notice.
0.013
(0.33)
0.500
(12.7)
MIN.
UM-1
0.148
(3.76)
0.126
(3.2)
MAX.
STANDARD MARKING
OPERATION MODE AND ESR TABLE FOR UM-1 PKG.
Frequency (MHz)
6.0 - 9.9
10.0 - 14.9
15.0 - 39.9
40.0 - 80.0
70.0 - 124.9
125.0 - 180.0
Mode
Fundamental
Fundamental
Fundamental
3rd Overtone
5th Overtone
5th Overtone
Max. ESR (Ohms)
60
40
40
80
80
120
XXX.XXXM
XXXXXXX
FMI YYWW
XXX.XXXM FREQUENCY in MHz
XXXXXXX Part Number
FMI, Date Code
0.311
(7.9)
MAX
0.236
(6.0)
MAX.
0.013
(0.33)
OPERATION MODE AND ESR TABLE FOR UM-5 PKG.
Frequency (MHz)
10.0 - 15.9
16.0 - 26.9
27.0 - 39.9
40.0 - 80.0
70.0 - 124.0
125.0 - 180.0
Mode
Fundamental
Fundamental
Fundamental
3rd Overtone
5th Overtone
5th Overtone
Max. ESR (Ohms)
40
40
40
80
100
120
0.148
(3.76)
0.500
(12.7)
MIN.
UM-5
0.126
(3.2)
MAX.
0.311
(7.9)
MAX
NOTE: Standard Specifications for product indicated in
color
Dimensions: Inches
(mm)
PART DESCRIPTION SYSTEM
Product Family
MicroP Crystal
Package
U1 - UM-1
U5 - UM-5
Mode
1 - Fundamental
3 - 3rd Overtone
5 - 5th Overtone
MARKING: See Page 52, Format A
FMXM U1 1 18 H J A - XXX.XXXXXXM - CM
Options
Frequency (MHz)
Temp. Range
A 0 to 70 °C
B -20 to 70 °C
C -40 to 85 °C
D -10 to 50 °C
E -10 to 60 °C
F -30 to 60 °C
J
0 to 50 °C
X Custom
TR - Tape & Reel
BI - Base Insulator
GB - Gnd Lead Base
GT - Gnd Lead Top
LT - Lead Trimming
LF - Lead Forming
PD - Parameter Data
TD - Temp. Data
TG - Temp. Grading
CM - Custom Mark
BLANK - None Req’d.
Load Cap. (CL)
18 - Standard (pF)
00 - Series
## - Custom (pF)
-55°C TO +125°C Available, Limited Stability Options,
please consult the factory.
Cal. Tol. @ 25°C
G ±25 ppm
H ±30 ppm
I ±40 ppm
J ±50 ppm
K ±100 ppm
X Custom
Temp. Tol.
G ±25 ppm
H ±30 ppm
I ±40 ppm
J ±50 ppm
K ±100 ppm
X Custom
1-800-800-XTAL
[9825]
www.fmi-inc.com
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