参数资料
型号: ATS270B
厂商: CTS-Frequency Controls
文件页数: 4/6页
文件大小: 0K
描述: CRYSTAL 27.0 MHZ 18 PF FUND
标准包装: 1,000
系列: ATS
类型: MHz 晶体
频率: 27MHz
频率稳定性: ±50ppm
频率公差: ±30ppm
负载电容: 18pF
ESR(等效串联电阻): 30 欧姆
工作模式: 基谐
工作温度: -20°C ~ 70°C
安装类型: 通孔
封装/外壳: HC49/US
尺寸/尺寸: 0.427" L x 0.177" W(10.85mm x 4.50mm)
高度: 0.145"(3.68mm)
包装: 散装
ATS/ATS-SM Series
Low Cost Quartz Crystal
ELECTRICAL CHARACTERISTICS
PARAMETER
Frequency Range
Operating Mode
Crystal Cut
Frequency Tolerance @ +25°C
Frequency Stability Tolerance
(Operating Temperature Range, Referenced to 25°C Reading)
Operating Temperature Range
Equivalent Series Resistance
Load Capacitance or Resonance Mode
Shunt Capacitance (C 0 )
Drive Level
Aging @ +25°C
Insulation Resistance
Storage Temperature Range
Reflow Condition, per JEDEC J-STD-020
VALUE
3.2 MHz to 64.0 MHz
Fundamental or 3rd Overtone
AT-Cut
± 30 ppm Standard *
± 50 ppm Standard *
-20°C to +70°C *
-40°C to +85°C Available, See Ordering Information
See ESR Table
See Standard Part Numbers tables *
7.0 pF Maximum
100 μW Typical, 1,000 μW Maximum
±3 ppm/yr Typical, ±5 ppm/yr Maximum
500 Ohms @ DC 100V
-40°C to +85°C
+260°C Maximum, 10 Seconds Maximum
* Custom requirements may be available upon request.
EQUIVALENT SERIES RESISTANCE TABLE
FREQUENCY RANGE OSCILLATION MODE ESR MAXIMUM
3.20 MHz - < 4.00 MHz Fundamental 150 Ohms
4.00 MHz - < 5.00 MHz Fundamental 120 Ohms
5.00 MHz - < 8.00 MHz Fundamental 80 Ohms
8.00 MHz - < 12.00 MHz Fundamental 60 Ohms
12.00 MHz - < 20.00 MHz Fundamental 40 Ohms
20.00 MHz - < 30.00 MHz Fundamental 30 Ohms
27.00 MHz - 64.00 MHz 3rd Overtone 80 Ohms
Document No. 008-0309-0
Page 4 - 6
Rev. L
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