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CX-4VS-SM232.768A 数据表(PDF) 1 Page - EUROQUARTZ limited

部件名 CX-4VS-SM232.768A
功能描述  CX MINIATURE CRYSTALS
Download  2 Pages
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制造商  EUROQUARTZ [EUROQUARTZ limited]
网页  http://www.euroquartz.co.uk
标志 EUROQUARTZ - EUROQUARTZ limited

CX-4VS-SM232.768A 数据表(HTML) 1 Page - EUROQUARTZ limited

  CX-4VS-SM232.768A Datasheet HTML 1Page - EUROQUARTZ limited CX-4VS-SM232.768A Datasheet HTML 2Page - EUROQUARTZ limited  
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CX-4V-SM
30kHz to 200kHz
MINIATURE
SMD CRYSTAL
CX-4V-SM
30kHz to 200kHz
ULTRA-MINIATURE
SMD CRYSTAL
General Description
The ultra-miniature CX-4V-SM quartz crystals are hermetically
sealed in a very small surface-mount package measuring 5.0mm x
1.83mm. The high quality tuning-fork resonator is intended for
use in Pierce oscillators. (Single inverter.)
Outline






Surface-mount - infrared, vapour phase,
wave solder or epoxy mount techniques
Low profile, hermetically sealed package
Available with glass or ceramic lid
High shock and vibration resistance
Custom designs available
Full military environmental testing available
Specification
CX-4V-SM Package Dimensions
Dimension
“C”
SM1
1.14
1.27
SM2
1.17
1.30
SM3
1.22
1.35
Glass Lid
(mm max.)
Ceramic Lid
(mm max.)

LR
C
C



12
R
L

CC
Mot ional Resistance
Motional Capacitance
Motional Inductance
Shunt Capacitance
Equivalent Circuit
Frequency Range:
Calibration Tolerance:
Motional Resistance (R ):
Motional Capacitance (C ):
Quality Factor (Q):
Shunt Capacitance (C ):
Load Capacitance*:
Turning Point**:
Calibration Tolerance***:
Drive Level:
Temperature Coefficient (k):
Ageing, first year:
Shock, survival:
Vibration, survival:
Operating Temperature:
Storage Temperature:
Process Temperature:
30kHz to 200kHz
see table below
see table below
see table below
see table below
see table below
see table below
see table below
see table below
0.5 W max.
-0.035ppm/°C
Note: Frequency (f) deviation from frequency (f0) @ turning point
temperature (t0) =
±5ppm max.
5000g 0.3ms, ½ sine
20g rms 10-2,000Hz random
-10°~+70°C (commercial)
-40°~+85°C (industrial)
-55°~+125°C (military)
-55°C~+125°C
260°C for 20 seconds
Specifications are typical at 25°C unless otherwise indicated.
*
Other load capacitance values available
**
Other turning point temperature available
***
Tighter tolerances available



m
Frequency
32.768kHz 100kHz
200kHz
50
48
2.7
2.3
1.07
2.1
40
85
140
1.1
0.7
1.1
98
5
25
10
9
CX-4V-SM Motional Params., Q, C , C and Turning Point
0L
A
B
C
D
F
D
E
(TOP)
Dimension
A
5.00
5.33
B
1.83
2.16
C
-
see below
D
0.97
1.22
E
0.51
0.76
F
0.64
0.89
Typical
(mm)
Maximum
(mm)
f-fo
fo
= k(T-To)
Motional Resistance R ( )
1
9
Motional Capacitance C (fF)
1
Quality Factor (Q) ‘000s
Shunt Capacitance C (pF)
0
Load Capacitance C (pF)
L
Turning Point (°C)
CX-4V-SM Calibration Tolerance @ 32.768kHz
Glass Lid
Ceramic Lid
A
±0.003%
±0.01%
B
±0.01%
±0.1%
C
±0.1%
±1.0%
Calibration
+44(0)1460 230000
+44(0)1460 230001
sales@euroquartz.co.uk
www.euroquartz.co.uk
Telephone:
Fax:
Email:
Web:
EUROQUARTZ
CX MINIATURE CRYSTALS
Page
1of2


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