EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001
info@euroquartz.co.uk
www.euroquartz.co.uk
EURO QUARTZ
DESCRIPTION
CX1HSM crystals consist of a high quality tuning fork resonator in a
rugged, hermetically sealed ceramic package. CX1VSM is intended
for use in Series (two cascaded inverters) oscillator circuits.
OUTLINE & DIMENSIONS
Specifications stated are typical at 25°C unless otherwise indicated.
Specifications may change without notice.
Frequency Range:
10.0kHz to 600.0kHz
Standard Calibration Tolerance*:
see table
Motional Resistance (R1):
Figure 1
Max = 10~169.9kHz, 2x typical
170~600kHz, 2.5x typical
Motional Capacitance (C1):
Figure 2
Quality Factor (Q):
Figure 3
Min. is 0.25x typical
Shunt Capacitance (C0):
2.0pF max.
Drive Level
10~24.9kHz:
1.5W max.
25~600.0kHz:
3.0W max.
Turning Point (T0)**:
Figure 4
Temperature Coefficient (k):
-0.035ppm/°C2
Ageing, first year:
5ppm max.
Shock, survival***:
1,000g, 1ms, sine
Vibration, survival***:
20g rms, 10~2000Hz
Operating Temperature Range
Commercial:
-10° to +70°C
Industrial:
-40° to +85°C
Military:
-55 to +125°C
Storage Temperature Range:
-55° to +125°C
Maximum Process Temperature:
+260°C for 20 seconds
SPECIFICATION
±30ppm
±50ppm
±100ppm
±200ppm
(0.003%)
(0.005%)
(0.01%)
(0.02%)
±100ppm
±200ppm
±500ppm
(0.01%)
(0.02%)
(0.05%)
±1000ppm
±2000ppm
±5000ppm
(0.1%)
(0.2%)
10~74.9
75~169.9
170~249.9
STANDARD CALIBRATION TOLERANCE
FEATURES
Frequency Range 10kHz to 600kHz
High shock resistance
Designed for low power applications
Full MIL testing available
PACKAGING OPTIONS
CX1HSM crystals are available either tray packed (<250pcs) or tape
and reel (>250 pieces).
16mm tape, 178mm or 330mm reels (EIA 418).
CX1HSM CRYSTAL
*
Tighter frequency calibration is available.
**
Other turning point is available
*** Higher shock and vibration survival is available
HOW TO ORDER CX1HSM CRYSTALS
CX1H - S
-
C
-
SM1
-
32.768K
30
/
I
'S' if special,
custom design.
Otherwise leave
blank
Blank = glass lid
C = ceramic lid
Terminations
SM1 = Gold plated *
SM2 = Solder plated
SM3 = Solder dipped
SM4 = Solder plated *
SM5 = Solder dipped *
* = Lead free
Frequency
K = kHz
Calibration
Tolerance
@25°C
(in ppm)
Temp. Range
C = -10° ~ +70°C
I = -40° ~ +85°C
M = -55° ~ +125°C
S = Customer specified
Miniature SMD Crystal for Series Oscillators
10kHz to 600kHz
250~600
Frequency Range (kHz)
SM1
1.65
1.78
SM2/SM4
1.70
1.83
SM3/SM5
1.78
1.90
Terminations
DIMENSION 'H'
Glass Lid
Ceramic Lid