Datasheet > EC1SMA-20.000M

EC1SMA-20.000M

更新时间： 2024-02-01 22:48:05

品牌	Logo	应用领域
日蚀 - ECLIPTEK		驱动晶体谐振器
页数	文件大小	规格书
4页	112K
描述
CRYSTALS 50/100 -20+70 18PF 20.000MHZ ATCUT FUND HC-49/UP

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技术参数
数据手册

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EC1SMA-20.000M 技术参数

是否无铅：	含铅	生命周期：	Obsolete
包装说明：	HC-49/UP, SMD, 2 PIN	Reach Compliance Code：	unknown
风险等级：	5.63	其他特性：	AT-CUT; BULK
老化：	5 PPM/YEAR	晶体/谐振器类型：	PARALLEL - FUNDAMENTAL
驱动电平：	1000 µW	频率稳定性：	0.01%
频率容差：	50 ppm	负载电容：	18 pF
安装特点：	SURFACE MOUNT	标称工作频率：	20 MHz
最高工作温度：	70 °C	最低工作温度：	-20 °C
物理尺寸：	L11.6XB4.85XH3.2 (mm)/L0.457XB0.191XH0.126 (inch)	串联电阻：	50 Ω
表面贴装：	YES	Base Number Matches：	1

EC1SMA-20.000M 数据手册

EC1SMA-20.000M

EC1SM A

-20.000M

Series

Nominal Frequency

20.000MHz

Resistance Welded Short HC-49/UP SMD Crystal

Frequency Tolerance/Stability

±50ppm at 25°C, ±100ppm over -20°C to +70°C

Load Capacitance

18pF Parallel Resonant

Mode of Operation

AT-Cut Fundamental

ELECTRICAL SPECIFICATIONS

Nominal Frequency

Frequency Tolerance/Stability

Aging at 25°C

20.000MHz

±50ppm at 25°C, ±100ppm over -20°C to +70°C

±5ppm/year Maximum

18pF Parallel Resonant

7pF Maximum

Load Capacitance

Shunt Capacitance (C0)

Equivalent Series Resistance

Mode of Operation

50 Ohms Maximum

AT-Cut Fundamental

Drive Level

1mWatt Maximum

Storage Temperature Range

Insulation Resistance

-40°C to +85°C

500 Megaohms Minimum at 100Vdc

ENVIRONMENTAL & MECHANICAL SPECIFICATIONS

Fine Leak Test

MIL-STD-883, Method 1014 Condition A

MIL-STD-883, Method 1014 Condition C

MIL-STD-202, Method 213 Condition C

MIL-STD-202, Method 210

Gross Leak Test

Mechanical Shock

Resistance to Soldering Heat

Resistance to Solvents

Solderability

MIL-STD-202, Method 215

MIL-STD-883, Method 2003

Temperature Cycling

Vibration

MIL-STD-883, Method 1010

MIL-STD-883, Method 2007 Condition A

MECHANICAL DIMENSIONS (all dimensions in millimeters)

LINE MARKING

E20.000M

E=Ecliptek Designator

M=Frequency Unit of

Measure

3.20

MAX

13.30 MAX

4.85

MAX

0.50 MIN (x2)

4.88 ±0.20

0.80 ±0.30 (x2)

11.60 MAX

NOTE: Coplanarity 0.360 MAX

www.ecliptek.com | Specification Subject to Change Without Notice | Rev I 2/17/2010 | Page 1 of 4

12 3 4

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