参数资料
型号: SF2142G
厂商: RFM
文件页数: 1/5页
文件大小: 0K
描述: SAW FILTER RF 867.5MHZ SM2520-4
标准包装: 2,000
频率: 867.5MHz 中心
带宽: 15MHz
滤波器类型: 带通
插入损耗: 2.6dB
应用: 通用
封装/外壳: 4-SMD,无引线
安装类型: 表面贴装
包装: 带卷 (TR)
高度(最大): 0.041"(1.05mm)
尺寸/尺寸: 0.098" L x 0.079" W(2.50mm x 2.00mm)
Preliminary
?
SF2142G
?
2.5 x 2.0 x 1.05 mm Surface-Mount Case
?
?
No Matching Circuit Required
Complies with Directive 2002/95/EC (RoHS)
Pb
867.5 MHz
SAW Filter
Absolute Maximum Ratings
Input Power Level
DC voltage
Storage Temperature
Rating
Value
13
3
-40 to +95
Units
dB
V
°C
Max Soldering Profile
Electrical Characteristics
265°C for 10 s
SM2520-4
Characteristic
Sym
Notes
Min
Typ
Max
Units
Center Frequency
f C
867.5
MHz
Insertion Loss
Amplitude Ripple (p-p)
VSWR
Attenuation (Reference level from 0 dB)
855 ~ 880 MHz
855 ~ 880 MHz
855 ~ 880 MHz
100 ~ 815 MHz
IL
40
2.6
0.9
1.5
48
3.5
1.7
2
dB
815 ~ 830 MHz
38
45
Source impedance
Load impedance
898 ~ 901 MHz
915 ~ 925 MHz
925 ~ 2330 MHz
2330 ~ 3000 MHz
Z S
Z L
15
30
28
20
24
42
38
31
50
50
dB
?
?
Operating Temperature
T A
-30
+85
°C
Single Ended Input / Output, Impedance match
Lid Symbolization (2J=SF2142G Y=year, W=week)
No matching network required for operation at 50 ohms
2J, YW
Electrical Connections
50
1
2
Connection
Input
Terminals
1
BOTTOM VIEW
Output
3
4
3
50
Ground
All others
Notes:
RF IC
RF IC
1.
2.
3.
4.
US and international patents may apply.
RFM, stylized RFM logo, and RF Monolithics, Inc. are registered
trademarks of RF Monolithics, Inc.
?Copyright 1999, RF Monolithics Inc.
Electrostatic Sensitive Device. Observe precautions for handling.
RF Monolithics, Inc.
RFM Europe
Phone: (972) 233-2903
Phone: 44 1963 251383
Fax: (972) 387-8148
Fax: 44 1963 251510
E-mail: info@rfm.com
http://www.rfm.com
Page 1 of 5
?1999 by RF Monolithics, Inc. The stylized RFM logo are registered trademarks of RF Monolithics, Inc.
SF2142G-071907
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