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参数资料
| 型号： | ECS-49-20-28AL |
| 厂商： | ECS INC INTERNATIONAL |
| 元件分类： | 晶体 |
| 英文描述： | QUARTZ CRYSTAL RESONATOR, 4.999 MHz |
| 封装： | SMD, 4 PIN |
| 文件页数： | 1/1页 |
| 文件大小： | 307K |
| 代理商： | ECS-49-20-28AL |
18
18
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 913-782-7787 800-237-1041 FAX 913-782-6991 WWW.ECSXTAL.COM
SMD CRYSTALS
9.0
± 0.1
1.2
± 0.1
1.3
± 0.1
(X4)
12.5 max
2.0
REF
4.85
max
H
4
1
3
2
4
1
3
2
The CSM-4A SMD version of the HC-49US
leaded crystal. The CSM-4A has a case height
of 5 mm maximum in a resistance-weld
metal package. The CSM-4A is also pin out
compatible with the EPSON MA-506.
FEATURES
Cost effective
Resistance-weld sealing
Extended Temp range available
Tape & Reel (1,000 pcs)
CSM-4A
SMD QUARTZ CRYSTAL
PACKAGE DIMENSIONS (mm)
Figure 1) CSM-4A - Top, Side and End views
Figure 2) CSM-4A Internal Connections
PART NUMBERING GUIDE “EXAMPLE”
MANUFACTURER
FREQUENCY (4.000 MHz)
LOAD CAPACITANCE*
PACKAGE TYPE
ECS
–
40
–
20
–
28A
* Load capacitance (xx=xx pF, S=series resonance) Package Type examples (-28A = 5.0 mm max. height, -28AL = 4.0 mm max. height)
Note: See Product Selection Guide for additional options including tighter tolerances or extended temperature range.
* Tighter specifications are available. **Extended temperature range available.
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS
CONDITIONS
MINIMUM
TYPICAL
MAXIMUM
UNITS
FREQUENCY RANGE
3.579545
70.000
MHz
CALIBRATION TOLERANCE
@ +25C
±30*
PPM
FREQUENCY STABILITY ref @25C
-10 ~ +70C
±50*
PPM
SHUNT CAPACITANCE
7pF
LOAD CAPACITANCE
CL (Customer Specified)
10
20.0 standard
Series
pF
DRIVE LEVEL
DL
500
W
OPERATING TEMPERATURE
TOPR**
-10
+70
C
STORAGE TEMPERATURE
TSTG
-30
+85
C
AGING CHARACTERISTICS (Per Year)
@ +25C ± 3C per year
±5
PPM
FREQUENCY RANGE (MHz)
MODE OF OSC
MAX ESR
FREQUENCY RANGE (MHz)
MODE OF OSC
MAX ESR
3.579545 ~ 4.999
Fundamental
200
9.000 ~ 12.000
Fundamental
60
5.000 ~ 5.999
Fundamental
150
13.000 ~ 19.999
Fundamental
40
6.000 ~ 6.999
Fundamental
100
20.000 ~ 30.000
Fundamental
30
7.000 ~ 8.999
Fundamental
80
27.000 ~ 80.000
3rd O/T
100
EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION
2.3
3.5
2.3
9.0
2.2
Figure 3) Land Pattern
Height “H” (max.)
-28A
5.0 mm
-28AL
4.0 mm
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相关代理商/技术参数 |
参数描述 |
|---|---|
| ECS-49-20-28A-TR | 功能描述:CRYSTAL 4.9152MHZ 20PF SMD RoHS:否 类别:晶体和振荡器 >> 晶体 系列:CSM-4A 标准包装:1 系列:ABLS2 类型:MHz 晶体 频率:3.579545MHz 频率稳定性:±30ppm 频率公差:±30ppm 负载电容:18pF ESR（等效串联电阻）:180 欧姆 工作模式:基谐 工作温度:-40°C ~ 85°C 额定值:- 安装类型:表面贴装 封装/外壳:HC49/US 尺寸/尺寸:0.449" L x 0.185" W（11.40mm x 4.70mm） 高度:0.130"（3.30mm） 包装:剪切带 (CT) 产品目录页面:1683 (CN2011-ZH PDF) 其它名称:535-9855-1 |
| ECS-49-20-28AX-TR | 功能描述:晶体 4.9152 MHz RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel |
| ECS-49-20-4 | 功能描述:晶体 4.9152MHz 20pF RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel |
| ECS-49-20-4X | 功能描述:晶体 4.9152MHz 20pF RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel |
| ECS-49-20-5P-DN-TR | 功能描述:晶体 4.9152MHz 20pF RoHS:否 制造商:AVX 频率:26 MHz 容差: 频率稳定性:50 PPM 负载电容:8 pF 端接类型:SMD/SMT 封装 / 箱体:1210 (3225 metric) 工作温度范围:- 40 C to + 150 C 尺寸:2.5 mm W x 3.2 mm L x 0.85 mm H 封装:Reel |
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