QUARTZ
EURO
CX6VSM CRYSTAL
Miniature SMD Crystal for Pierce Oscillators
18kHz to 600kHz
FEATURES
Frequency Range 18kHz to 600kHz
High shock resistance
Low ageing
OUTLINE & DIMENSIONS
Ultra low profile package (1mm)
Full MIL testing available
DESCRIPTION
CX6VSM crystals are leadless devices designed for surface mounting
on PCBs or hybrid substrates. The crystals are intended for use in
Pierce (single inverter) oscillator circuits.
SPECIFICATION
Specifications stated are typical at 25°C unless otherwise indicated.
Specifications may change without notice.
Frequency Range:
Functional Mode:
18.0kHz to 600.0kHz
Tuning Fork (Flexure)
1
Standard Calibration Tolerance : see table
Motional Resistance (R1):
Figure 1
Max = 18~24.9kHz, 2x typical
25~600kHz, 2.5x typical
Figure 2
Motional Capacitance (C1):
Quality Factor (Q):
Figure 3
Min. is 0.25x typical
1.4pF max.
Glass Ceramic
Shunt Capacitance (C0):
Drive Level
Dim. H
Lid
Lid
18~24.9kHz:
25~600.0kHz: 1.0µW max.
0.5µW max.
SM1
SM2
SM3
SM4
SM5
0.99
1.04
1.12
1.04
1.12
1.35
1.40
1.47
1.40
1.47
2
0
Turning Point (T ) :
Figure 4
2
Temperature Coefficient (k):
Ageing, first year:
-0.035ppm/°C
5ppm max.
3
Shock, survival :
1,500g peak, 0.3ms, ½ sine
10g rms, 20~2000Hz random
3
Vibration, survival :
Operating Temperature Range
Commercial:
TERMINATIONS - PLATING
-10° to +70°C
Industrial:
Military:
-40° to +85°C
-55 to +125°C
Designation
Termination
SM1
SM2
SM3
SM4
SM5
Gold Plated (Lead Free)
Solder Plated
Solder Dipped
Solder Plated (Lead Free)
Solder Dipped (Lead Free)
Storage Temperature Range:
Maximum Process Temperature:
-55° to +125°C
+260°C for 20 seconds
1. Tighter frequency calibration is available.
2. Other turning point is available
3. Higher shock and vibration survival is available
PACKAGING OPTIONS
CX6VSM crystals are available either tray packed (<250pcs) or tape
and reel (>250 pieces).
16mm tape, 178mm or 330mm reels (EIA 418).
HOW TO ORDER CX6VSM CRYSTALS
CX6V - S
-
C
-
SM1 -
32.768K,
30 /
M
Calibration
Tolerance
@25°C
Frequency
K = kHz
Temp. Range
Blank = glass lid Terminations
C = ceramic lid SM1 = Gold plated *
SM2 = Solder plated
'S' if special,
C = -10° ~ +70°C
I = -40° ~ +85°C
M = -55° ~ +125°C
S = Customer specified
custom design.
Otherwise leave
blank
(in ppm)
SM3 = Solder dipped
SM4 = Solder plated *
SM5 = Solder dipped *
* = Lead free
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