M1002S209
HC-49U Crystal Resonator
FEATURES
APPLICATIONS
Resistance Weld (HC49U)
AT-Cut Fundamental
Avionics and Aerospace
Communication and Navigation
Rugged Design to support harsh environments
Military Radios
Instrumentation and Industrial
Test and Measurement Equipment
ELECTRICAL SPECIFICATIONS
Parameter
Symbol
Min.
Typ.
Max.
Units
Conditions
Mode of Oscillation
Frequency Range
Frequency Tolerance
Fundamental (AT-cut)
F0
F/F
4.000000
MHz
ppm
-20
-50
-5
+20
+50
@ +25°C
Over the operating
temperature range
Per year
Frequency Stability
ppm
F/F
Aging
+5
30.5
7
ppm
pF
pF
Load Capacitance
Shunt Capacitance
ESR
CL
C0
29.5
30
75
@ +25°C
Drive Level
DL
25
100
10000
W
ENVIRONMENTAL CONDITIONS
Operating Temperature
Storage Temperature
Mechanical Shock
Mechanical Vibration
Hermeticity
TA
TS
-55
-55
+105
+125
°C
°C
Per MIL-STD-202, Method 213, Condition C (100 g’s, 6 ms duration, ½ sinewave)
Per MIL-STD-202, Method 201 & 204 (10 g’s from 10-2000 Hz)
MIL-STD-202, Method 112 (1 x 10-8 atm cc/sec min)
Per MIL-STD-202, Method 208C
Solderability
Package
HC-49U resistance weld with 3rd lead - Sn-Pb tinned leads.
Maximum Wave
Soldering Conditions
+260°C for 10 seconds
07/07/21 Rev. A
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