CX4-C-SM5-14.745M,100/50-/C [STATEK]
Quartz Crystal, QUARTZ CRYSTAL RESONATOR, 14.745 MHz, LEAD FREE, CERAMIC, ULTRA-MINIATURE, SMD, 2 PIN;型号: | CX4-C-SM5-14.745M,100/50-/C |
厂家: | STATEK CORPORATION |
描述: | Quartz Crystal, QUARTZ CRYSTAL RESONATOR, 14.745 MHz, LEAD FREE, CERAMIC, ULTRA-MINIATURE, SMD, 2 PIN |
文件: | 总1页 (文件大小:115K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
QUARTZ
EURO
CX4SM AT CRYSTAL
Ultra-Miniature SMD AT-Cut Crystal
14MHz to 250MHz
FEATURES
Ultra-miniature, low profile (>1.2mm) ceramic package
Available with glass or cermic lid
Excellent ageing characteristics
High shock and vibration resistance
Full military testing available
OUTLINE & DIMENSIONS
DESCRIPTION
CX4SM AT crystals provide a reliable and rugged source of high
frequencies in an ultra-miniature package.
SPECIFICATION
Glass Ceramic
Specifications stated are typical at 25°C unless otherwise indicated.
Specifications may change without notice.
Dim. H
Lid
Lid
SM1
SM2
SM3
SM4
SM5
1.14
1.17
1.22
1.17
1.22
1.27
1.30
1.35
1.30
1.35
1
Standard Calibration Tolerance : ±100ppm, or tighter as required
Load Capacitance:
Drive Level:
10pF
200µW max. for Fr. <50MHz
100µW max. for Fr. >50MHz
1,3
Frequency Stability
-10° to +70°C:
-40° to +85°C:
-55° to +125°C:
3
±50ppm to ±10ppm
±100ppm to ±20ppm
±100ppm to ±30ppm
PACKAGING OPTIONS
Ageing First Year :
±5ppm max. (Better than ±1ppm
CX4SM AT crystals are available either tray packed (<250pcs) or tape
and reel (>250 pieces).
16mm tape, 178mm or 330mm reels (EIA 418).
available)
4
Shock, Survival :
5000g, 0.3ms, ½ sine
5
Vibration, Survival :
10g rms, 10~2000Hz swept sine
-10°C to +70°C (Commercial)
-40°C to +85°C (Industrial)
-55°C to +125°C (Military)
-55° to +125°C
Operating Temperature Range:
TERMINATIONS - PLATING
Storage Temperature Range:
Designation
Termination
Maximum Process Temperature:
+260°C for 20 seconds
SM1
SM2
SM3
SM4
SM5
Gold Plated (Lead Free)
Solder Plated
Solder Dipped
Solder Plated (Lead Free)
Solder Dipped (Lead Free)
1.
2.
Other tolerances available; contact Euroquartz sales.
Does not include calibration tolerance. Frequency stability
characteristics follow that of the AT thickness-shear mode.
±5ppm max. for frequencies below 40MHz. For tighter
tolerances contact Euroquartz sales.
3.
4.
5.
Higher shock verion available.
Per MIL-STD-202G, Method 204D, Condition D. Random
Random testing also available.
FREQUENCY-DEPENDENT SPECIFICATION TABLE
Fundamental Frequency
14.745MHz 16MHz 20MHz 32MHz 40MHz
80MHz 160MHz 200MHz
Motional Resistance R1 (Ω):
Motional Capacitance C1 (Ff):
Quality Factor Q (k):
60
1.4
120
0.8
75
1.5
90
50
1.4
110
0.9
30
2.5
70
30
1.5
90
30
1.8
40
30
2.5
20
40
2.0
15
Shunt Capacitance (C0 (pF):
0.9
1.1
1.0
1.0
1.5
1.5
HOW TO ORDER CX4SM AT CRYSTALS
CX4 - S
-
C
-
SM1 -
32.0M, 100 / 100
–
/
I
Calibration
Frequency
Tolerance Stability over
Frequency
M = MHz
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
@25°C
(in ppm)*
temperature
(in ppm)*
SM3 = Solder dipped
SM4 = Solder plated *
SM5 = Solder dipped *
* = Lead free
*Alternative 'total' tolerance (in ppm)
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
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