參數(shù)資料
型號(hào): SM55-SR-FREQ-20D3JJ
廠(chǎng)商: PLETRONICS INC
元件分類(lèi): Quartz Crystal
英文描述: QUARTZ CRYSTAL RESONATOR, 25 MHz - 70 MHz
封裝: MINIATURE, SMD, 4 PIN
文件頁(yè)數(shù): 5/7頁(yè)
文件大?。?/td> 152K
代理商: SM55-SR-FREQ-20D3JJ
SM55 Series
Miniature SMD Crystal
August 2006
www.pletronics.com
425-776-1880
5
Mechanical:
Inches
mm
A
0.189 max
4.8 max
B
0.512 max
13.0 max
C
0.224 max
5.7 max
D1
0.051
1.3
E1
0.303
7.7
F1
0.047
1.2
Not to Scale
1 Typical dimensions
Contacts :
Matte Tin (Sn) or Tin over Copper (SnCu) or SAC (SnAgCu)
Connection (bottom view):
Pin 2 & 3 connected to metal case
Layout and application information
Trace lengths to the crystal should be kept as short as possible.
The crystal connections are sensitive to noise.
The package should be grounded for optimum performance.
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