Data Sheet

EURO QUARTZ
CX9VSM CRYSTAL
Ultra-Miniature Low-Profile SMD Crystal
FEATURES
32kHz to 160kHz
OUTLINE & DIMENSIONS
Frequency Range 32kHz to 160kHz
High shock resistance
Ultra-small ceramic package
Low ageing
Designed for low power applications
Full MIL testing available
DESCRIPTION
CX9VSM crystals are leadless devices designed for surface mounting
on PCBs or hybrid substrates. The crystals have a very low-profile
(<0.94mm) and are suited for all low frequency applications.
SPECIFICATION
Specifications stated are typical at 25°C unless otherwise indicated.
Specifications may change without notice.
Parameters
Fundamental
Frequency (kHz):
32.768
100.0
Motional Resistance R1 (kΩ):
70
19
Motional Capacitance C1 (fF):
2.2
1.0
QualityFactor Q (k):
27
80
Shunt Capacitance C0 (pF):
1.1
0.84
Load Capacitance (pF)1:
Turning Point (°C)2:
9
5
20
16
Designation
Ceramic Lid:
A = ±50ppm
(0.003%)
B = ±100ppm
(0.01%)
C = ±1000ppm
(0.1%)
A = ±100ppm
(0.01%)
B = ±1000ppm
(0.1%)
C = ±10000ppm
(1.0%)
Drive Level:
Temperature Coefficient (k):
Ageing, first year:
Glass
Lid
Ceramic
Lid
SM1
SM2
SM3
SM4
SM5
0.87
0.87
0.91
0.87
0.91
0.90
0.90
0.94
0.90
0.94
TERMINATIONS - PLATING
Standard Calibration Tolerance for 32.768kHz (3)
Glass Lid:
Dim. H
Termination
SM1
SM2
SM3
SM4
SM5
0.5µW max.
-0.035ppm/°C2
5ppm max.
Gold Plated (Lead Free)
Solder Plated
Solder Dipped
Solder Plated (Lead Free)
Solder Dipped (Lead Free)
Conventional CMOS Pierce Oscillator Circuit
Note: Frequency f at temperature T is related to frequency Fo at
turning point temperature To by:
f-fo
=k(T-To)2
fo
Shock, survival:
Vibration, survival:
Operating Temperature Range
Commercial:
Industrial:
Military:
Storage Temperature Range:
Maximum Process Temperature:
1.
2.
3.
5000g, 0.3ms, ½ sine
20g rms, 10~2000Hz random
-10° to +70°C
-40° to +85°C
-55 to +125°C
-55° to +125°C
+260°C for 20 seconds
Other load capacitance values are available.
Other temperature available.
Tighter tolerances available.
PACKAGING OPTIONS
CX9VSM crystals are available either tray packed (<250pcs) or tape
and reel (>250 pieces).
16mm tape, 178mm or 330mm reels (EIA 418).
HOW TO ORDER CX9VSM CRYSTALS
CX9V - S
'S' if special,
custom design.
Otherwise leave
blank
-
C
Blank = glass lid
C = ceramic lid
-
SM1
-
Terminations
SM1 = Gold plated *
SM2 = Solder plated
SM3 = Solder dipped
SM4 = Solder plated *
SM5 = Solder dipped *
* = Lead free
100.0K,
Frequency
K = kHz
100 /
Calibration
Tolerance*
A
B
C
I
Temp. Range
C = -10° ~ +70°C
I = -40° ~ +85°C
M = -55° ~ +125°C
S = Customer specified
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
Similar pages