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參數(shù)資料
| 型號： | LP21-SR-70.0M-IN |
| 廠商： | PLETRONICS INC |
| 元件分類： | 晶體 |
| 英文描述： | QUARTZ CRYSTAL RESONATOR, 70 MHz |
| 文件頁數(shù)： | 1/1頁 |
| 文件大小： | 37K |
| 代理商： | LP21-SR-70.0M-IN |
LP Crystal Series
HC-49/US Low Profile Metal Thru-Hole Crystals
Available in 3 heights, LP49: 3.5mm, LP24: 2.5mm, LP21: 2.1mm
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 per year is standard, customer may specify ± 1 PPM
Shunt Capacitance
7 pF maximum
Pullability
May be specified by customer in terms of frequency shift required over a certain range of load capacitance
(e.g. +100 PPM from CL=12 to CL=18 pF) or as motional capacitance ( f F )
Oscillation
Maximum
Frequency Range
3.200 – 4.999
Fundamental
AT Cut
300
5.000 – 7.999
120
3rd Overtone
AT Cut
Part Numbering Guide
Model (Height)
Frequency in MHz
Temperature Range
LP49 E -- xx -- 70.0M -- IN
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
44
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
3LP49
–
Parallel Resonance in pF ( 10 pF)
SR = Series Resonance
Options
8.000 – 11.999
70
12.000 – 30.000
50
25.000 – 70.000
100
May 2002
LP49: 3.56mm
LP24: 2.5mm
LP21: 2.1mm
3LP49: case pin,
3.56mm
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.
.140 (3.56)
3.200 MHz
70.000 MHz
Center lead is case ground
and with 3rd Case Pin: 3LP49
.017 (.43) Diameter
.425 (10.8) MAX
.176 (4.47) MAX
.425 (10.8) MAX
.176 (4.47) MAX
.192 (4.88)
LP49: .140 (3.56)
LP24: .100 (2.5)
LP21: .082 (2.1)
.500
(12.7)
MIN
IN=Insulator
TR=Paper Tape & Reel
PN=Put on Pads
Packaging
Bulk
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| LP21E-SR-70.0M-TR | QUARTZ CRYSTAL RESONATOR, 70 MHz |
| LP21-SR-70.0M-TR | QUARTZ CRYSTAL RESONATOR, 70 MHz |
| LP21-10-70.0M-IN | QUARTZ CRYSTAL RESONATOR, 70 MHz |
| LP21-SR-70.0M-PN | QUARTZ CRYSTAL RESONATOR, 70 MHz |
| LP49E-SR-FREQ3IN | QUARTZ CRYSTAL RESONATOR, 8 MHz - 11.999 MHz |
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