Data Sheet

EURO QUARTZ
CX11LHG AT CRYSTAL
High Shock, Ultra-Miniature SMD
FEATURES
16MHz to 50MHz
OUTLINE & DIMENSIONS
Frequency Range 16MHz to 50MHz
Mechanical shock survivability up to 75,000g
Ultra-low profile and outline ceramic package
Low acceleration sensitivity available
Low ageing
Full MIL testing available
DESCRIPTION
CX11LHG crystals are high performance devices designed to survive
extreme shock and high vibration environments. Low acceleration
sensitivity and low ageing performance are coupled with tight
cailibration and temperature tolerances.
SPECIFICATION
Parameters
16.0MHz
24.0MHz
Motional Resistance R1 (Ω):
85
30
25
Motional Capacitance C1 (fF):
1.5
1.6
1.9
QualityFactor Q (k):
80
150
110
Shunt Capacitance C0 (pF):
0.7
0.7
0.9
Frequency 1:
32.0MHz
Calibration Tolerance 2:
±100 to ±30ppm
Load Capacitance:
Drive Level:
Frequency-Temperature Stability
Commercial:
Industrial:
Military:
Ageing:
Shock, survival:
Vibration, survival 4:
Operating Temperature Range:
10pF (
200µW maximum
Storage Temperature Range:
Maximum Process Temperature:
2,3
Dimension H Typical Maximum
SM1
SM2/SM4
SM3/SM5
)
0.51
0.53
0.58
0.59
0.60
0.63
:
±50ppm to ±10ppm
±50ppm to ±20ppm
±100ppm to ±30ppm
±5ppm maximum (
)
<75,000g, 0.3ms, ½ sinewave
20g, 10~2000Hz swept sinewave
-10°C to +70°C (Commercial)
-40°C to +85°C (Industrial)
-55° to +125°C (Military)
-55°C to +125°C
260°C for 20 seconds maximum
TERMINATIONS - PLATING
Designation
Termination
SM1
SM2
SM3
SM4
SM5
Gold Plated (Lead Free)
Solder Plated
Solder Dipped
Solder Plated (Lead Free)
Solder Dipped (Lead Free)
CRYSTAL EQUIVALENT CIRCUIT
PACKAGING OPTIONS
CX11LHG crystals are available either tray packed (<250pcs) or tape
and reel (>250 pieces).
12mm tape, 178mm or 330mm reels (EIA 418).
R1 Motional Resistance
C1 Motional Capacitance
L1 Motional Inductance
C0 Shunt Capacitance
HOW TO ORDER CX11LHG CRYSTALS
CX11L - S
Blank = Standard
S = Special or
custom
- HG3
Blank = 5000g
HG1 = 10000g
HG2 = 20000g
HG3 = 30000g
HG4 = 50000g
HG5 = 75000g
- C
C =
Ceramic Lid
-
SM1
-
Terminations
SM1 = Gold plated *
SM2 = Solder plated
SM3 = Solder dipped
SM4 = Solder plated *
SM5 = Solder dipped *
* = Lead free
24.0M, 100 / 100 /
Frequency
M = MHz
Calibration
Tolerance
@ 25°C
(in ppm)
-
/ I
Temp. Range
C = Commercial
I = Industrial
M = Military
S = Customer specified
Frequency Stability over
Temp. Range (-/ ppm)
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 [email protected] www.euroquartz.co.uk
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