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參數資料
| 型號： | SM12HE-SR-70.0M |
| 廠商： | PLETRONICS INC |
| 元件分類： | 晶體 |
| 英文描述： | QUARTZ CRYSTAL RESONATOR, 70 MHz |
| 封裝： | CERAMIC, 4 PIN |
| 文件頁數： | 1/1頁 |
| 文件大小： | 0K |
| 代理商： | SM12HE-SR-70.0M |
SM12H, SM12H2 Crystal
2 or 4 Pad 6x3.5mm Surface Mount Crystal (Ceramic Cover / Ceramic Base)
SM12H Solder Pad Compatible with our SM12T
Standard Specifications
Calibration Frequency Tolerance at 25 C
± 50 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
100 mW is standard, customer may specify
Aging at 25°C
± 5 PPM maximum
Oscillation
Maximum
Frequency Range
13.000 – 20.000
Fundamental
AT Cut
80
20.001 – 40.000
50
3rd Overtone
AT Cut
Part Numbering Guide
Model
Frequency in MHz
Temperature Range
SM12H E -- xx -- 70.0M
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
32
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
13.000 MHz – 120.000 MHz
Parallel Resonance in pF ( 10 pF)
SR = Series Resonance
25.001 – 120.000
100
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
.236
(6.0
±
.2)
.043 (1.1)
.138 (3.5 ± .2)
.06 (1.4)
.08 (2.0)
PLE
.098
(2.5)
PLE
GND
.043 (1.1)
MAX
.043 (1.1)
PLE
.09 (2.4)
.087 (2.2)
.098
(2.5)
SM12H
SM12H2
SM12H: 4 Pad
SM12H2: 2 Pad
SM12H2
SM12H
.236
(6.0
±
.2)
.138 (3.5 ± .2)
Packaging
16mm tape
8mm pitch
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