E1U Series
E1U
• RoHS Compliant (Pb-Free)
• HC-49/US short package
• AT or BT cut available
• Resistance weld seal
H 2.50
L 11.18
W 4.70
• Tight tolerance/stability
• Tape and reel, insulator tab,
and custom lead length options available
CRYSTAL
NOTES
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ELECTRICAL SPECIFICATIONS
Frequency Range
3.579545MHz to 50.000MHz
Frequency Tolerance / Stability
Over Operating Temperature Range
Operating Temperature Range
Aging (at 25°C)
50ppm / 100ppm (Standard), 30ppm / 50ppm (AT cut only), 15ppm / 30ppm (AT cut only),
15ppm / 20ppm (AT cut only), or 10ppm / 15ppm (AT cut only)
0°C to 70°C, -20°C to 70°C (AT cut only), or -40°C to 85°C (AT cut only)
5ppm / year Maximum
Storage Temperature Range
Shunt Capacitance
-40°C to 125°C
7pF Maximum
Insulation Resistance
Drive Level
500 Megaohms Minimum at 100VDC
1 mWatt Maximum
Load Capacitance (CL)
18pF (Standard), Custom CL ≥10pF, or Series Resonant
EQUIVALENT SERIES RESISTANCE (ESR), MODE OF OPERATION (MODE), AND CUT
ESR (Ω)
200 Max
150 Max
120 Max
90 Max
Mode / Cut
Frequency Range
ESR (Ω) Mode / Cut
Frequency Range
60 Max
50 Max
40 Max
40 Max
Fundamental / AT
3.579545MHz to 4.999MHz
5.000MHz to 5.999MHz
6.000MHz to 7.999MHz
8.000MHz to 8.999MHz
9.000MHz to 9.999MHz
10.000MHz to 14.999MHz
Fundamental / AT
Fundamental / AT
Fundamental / AT
Fundamental / AT
Fundamental / AT
Fundamental / AT
15.000MHz to 15.999MHz
16.000MHz to 23.999MHz
24.000MHz to 30.000MHz
24.000MHz to 40.000MHz
24.576MHz to 29.999MHz
30.000MHz to 50.000MHz
Fundamental / AT
Fundamental / AT
Fundamental / BT
80 Max
150 Max Third Overtone / AT
100 Max Third Overtone / AT
70 Max
MANUFACTURER
CATEGORY
SERIES
PACKAGE
CLASS
REV.DATE
11/07
ECLIPTEK CORP.
CRYSTAL
E1U
HC-49/US Short
CR41
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
ECLIPTEK [ Ecliptek ]
