參數(shù)資料
型號： CX4-C-SM5-40.0M,100/10-/C
廠商： EUROQUARTZ LTD
元件分類： 晶體
英文描述： QUARTZ CRYSTAL RESONATOR, 40 MHz
封裝： LEAD FREE, CERAMIC, ULTRA-MINIATURE, SMD, 2 PIN
文件頁數(shù)： 1/1頁
文件大?。?/td> 115K
代理商： CX4-C-SM5-40.0M,100/10-/C
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
CX4SM AT CRYSTAL
Ultra-Miniature SMD AT-Cut Crystal
14MHz to 250MHz
DESCRIPTION
CX4SM AT crystals provide a reliable and rugged source of high
frequencies in an ultra-miniature package.
Specifications stated are typical at 25°C unless otherwise indicated.
Specifications may change without notice.
Standard Calibration Tolerance1:
±100ppm, or tighter as required
Load Capacitance:
10pF
Drive Level:
200W max. for Fr. <50MHz
100W max. for Fr. >50MHz
Frequency Stability1,3
-10° to +70°C:
±50ppm to ±10ppm
-40° to +85°C:
±100ppm to ±20ppm
-55° to +125°C:
±100ppm to ±30ppm
Ageing First Year3:
±5ppm max. (Better than ±1ppm
available)
Shock, Survival4:
5000g, 0.3ms, sine
Vibration, Survival5:
10g rms, 10~2000Hz swept sine
Operating Temperature Range:
-10°C to +70°C (Commercial)
-40°C to +85°C (Industrial)
-55°C to +125°C (Military)
Storage Temperature Range:
-55° to +125°C
Maximum Process Temperature:
+260°C for 20 seconds
SPECIFICATION
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
PACKAGING OPTIONS
CX4SM AT crystals are available either tray packed (<250pcs) or tape
and reel (>250 pieces).
16mm tape, 178mm or 330mm reels (EIA 418).
1.
Other tolerances available; contact Euroquartz sales.
2.
Does not include calibration tolerance. Frequency stability
characteristics follow that of the AT thickness-shear mode.
3.
±5ppm max. for frequencies below 40MHz. For tighter
tolerances contact Euroquartz sales.
4.
Higher shock verion available.
5.
Per MIL-STD-202G, Method 204D, Condition D. Random
Random testing also available.
HOW TO ORDER CX4SM AT CRYSTALS
CX4 -
S
-
C
-
SM1
-
32.0M,
100
/ 100
–
/
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
M = MHz
Calibration
Tolerance
@25°C
(in ppm)*
Temp. Range
C = -10° ~ +70°C
I = -40° ~ +85°C
M = -55° ~ +125°C
S = Customer specified
OUTLINE & DIMENSIONS
FEATURES
Fundamental Frequency
14.745MHz
16MHz
20MHz
32MHz
40MHz
80MHz
160MHz
200MHz
Motional Resistance R1 (Ω):
60
75
50
30
40
Motional Capacitance C1 (Ff):
1.4
1.5
1.4
2.5
1.5
1.8
2.5
2.0
Quality Factor Q (k):
120
90
110
70
90
40
20
15
Shunt Capacitance (C0 (pF):
0.8
0.9
1.1
1.0
1.5
FREQUENCY-DEPENDENT SPECIFICATION TABLE
Frequency
Stability over
temperature
(in ppm)*
*Alternative 'total' tolerance (in ppm)
SM1
1.14
1.27
SM2
1.17
1.30
SM3
1.22
1.35
SM4
1.17
1.30
SM5
1.22
1.35
Glass
Lid
Ceramic
Lid
Dim. H
TERMINATIONS - PLATING
SM1
Gold Plated (Lead Free)
SM2
Solder Plated
SM3
Solder Dipped
SM4
Solder Plated (Lead Free)
SM5
Solder Dipped (Lead Free)
Designation
Termination
相關(guān)PDF資料
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