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參數資料
| 型號： | SM8T-8-FREQ1-20J1EC |
| 廠商： | PLETRONICS INC |
| 元件分類： | Quartz Crystal |
| 英文描述： | QUARTZ CRYSTAL RESONATOR, 20 MHz - 23 MHz |
| 封裝： | ROHS COMPLIANT, MINIATURE, SMD, 4 PIN |
| 文件頁數： | 1/6頁 |
| 文件大小： | 97K |
| 代理商： | SM8T-8-FREQ1-20J1EC |
Product information is current as of publication date. The product conforms
Copyright 2008, Pletronics Inc.
to specifications per the terms of the Pletronics standard warranty. Production
processsing does not necessarily include testing of all parameters.
-160
-140
-120
-100
-80
-60
-40
-20
0
20
40
60
80
100
120
140
160
-60
-40
-20
0
20
40
60
80
100
120
Temperature (
oC)
Deviation
(ppm
)
SM8T Series
Miniature SMD Crystal
January 2008
Pletronics’ SM8T Series is a miniature low
profile surface mount crystal.
Package is ideal for automated surface mount
assembly and reflow practices.
Tape and Reel packaging
20 MHz to 80 MHZ
1.6 x 2.0 mm 4 pad
AT Cut Fundamental Crystal
Ideal for use in hand held consumer products
Pletronics Inc. certifies this device is in accordance with the
RoHS 6/9 (2002/95/EC) and WEEE (2002/96/EC) directives.
Pletronics Inc. guarantees the device does not contain the following:
Cadmium, Hexavalent Chromium, Lead, Mercury, PBB’s, PBDE’s
Weight of the Device: 0.02 grams
Moisture Sensitivity Level: 1 As defined in J-STD-020C
Second Level Interconnect code: e4
Electrical Specification:
Item
Min
Max
Unit
Condition
Frequency Range
20
80
MHZ
Calibration Frequency Tolerance
50
150
ppm
at +25
oC +
_ 3
oC, see part number for options
Frequency Stability
50
150
ppm
see part number for available options
Equivalent Series Resistance
(ESR)
-
120
Ohms
to 23 MHZ
-
100
Ohms
to 26 MHZ
-
80
Ohms
to 36 MHz
-
60
Ohms
> 36 MHz
Drive Level
-
100
W
use 10 W for testing
Shunt Capacitance
(C0)
-
5
pF
Pad to Pad capacitance
Aging at 25
oC +
_ 3
oC
-5
+5
ppm /Yr
for the first year at +25
oC +
_ 3
oC
-2
+2
ppm /Yr
after the first year at +25
oC +
_ 3
oC
Operating Temperature Range
-40
+125
oC
see part number for available specified
tolerance range options
Storage Temperature Range
-55
+125
oC
AT Cut Crystal Frequency
versus Temperature
Typical Performance:
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