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參數資料
| 型號： | SM11T-SR-20.0M |
| 廠商： | PLETRONICS INC |
| 元件分類： | 晶體 |
| 英文描述： | QUARTZ CRYSTAL RESONATOR, 20 MHz |
| 封裝： | CERAMIC, 4 PIN |
| 文件頁數： | 1/1頁 |
| 文件大小： | 0K |
| 代理商： | SM11T-SR-20.0M |
SM11T Crystal
4 Pad 5x3.2mm Surface Mount Crystal
(Metal Cover Seam Sealed to Ceramic Base)
Standard Specifications
Calibration Frequency Tolerance at 25 C
± 30 PPM is standard, tighter tolerances available
Operating Temperature Range (OTR)
0 to +70°C is standard, but can be extended to -40 to +85°C
Frequency Stability (FS) over OTR
± 50 PPM is standard, tighter tolerances available
Drive Level
50 mW is standard, customer may specify
Aging at 25°C
± 5 PPM maximum
Oscillation
Maximum
Frequency Range
12.000 – 19.999
Fundamental
AT Cut
80
20.000 – 32.000
50
Part Numbering Guide
Model
Frequency in MHz
Temperature Range
SM11T E -- xx -- 20.0M
Consult factory for available frequencies and specs.
Blank: 0 to +70°C
E: - 40 to +85°C
19013 36th Ave. West Suite H Lynnwood, WA 98036, USA
Consult factory for lower ESR
°
Load Capacitance
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
30
Pl tronics, Inc.
Mechanical: inches (mm)
not to scale
Mode
(MHz)
ESR (Ohms)
Not all options available for all frequencies. A special part number may be assigned.
ESR Values
12.000 MHz – 32.000 MHz
Parallel Resonance in pF ( 8 pF)
SR = Series Resonance
Feb 2002
Solder Pads
Due to part size and factory abilities, part marking may vary from lot to lot and may contain our part number or an internal code.
MAX
.197
(5.0
±
.15)
.039 (1.0)
.126 (3.2 ± .15)
.05 (1.3)
.06 (1.6)
PLE
.09
(2.2)
PLE
GND
.028 (.7)
Packaging
16mm tape
8mm pitch
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