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278-25.0M-20-H-P-TR

Description
Parallel - Fundamental Quartz Crystal,
CategoryPassive components    Crystal/resonator   
File Size138KB,2 Pages
ManufacturerOscilent
Websitehttp://www.oscilent.com
Environmental Compliance
Download Datasheet Parametric View All

278-25.0M-20-H-P-TR Overview

Parallel - Fundamental Quartz Crystal,

278-25.0M-20-H-P-TR Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
Objectid7013971513
package instructionSMD, 4 PIN
Reach Compliance Codecompliant
Other featuresTR
Ageing2 PPM/YEAR
Crystal/Resonator TypePARALLEL - FUNDAMENTAL
Drive level10 µW
frequency stability0.002%
frequency tolerance30 ppm
load capacitance20 pF
Installation featuresSURFACE MOUNT
Nominal operating frequency25 MHz
Maximum operating temperature50 °C
Minimum operating temperature
physical sizeL3.2XB2.5XH0.65 (mm)/L0.126XB0.098XH0.026 (inch)
Series resistance70 Ω
surface mountYES
Oscilent Corporation | 278 Series Quartz Crystal
Page 1 of 2
SMD Quartz Crystal
Series Number
Package
Description
Last Modified
278
FEATURES
3.2 x 2.5 mm Chip Type
SMD Quartz Crystal
Mar. 24, 2014
- 3.2 x 2..5mm Surface Mount Chip Type Quartz Crystal
- Compact and Thin (0.65mm profile)
- Heat and Shock Resistant
- Suitable applications include telecomminucations equipment, short-range radio link
modules, DVC, DSC, PDA, and PC
- RoHS / Lead Free compliant
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
Frequency Range
Frequency Tolerance
Temperature Stability
Operating Temperature
Storage Temperature
Shunt Capacitance
Load Capacitance
Insulation Resistance
Drive Level
Aging
SYMBOL
Fo
F/Fo
Tc
TORP
TSTG
Co
CL
IR
DL
Fa
CONDITION
-
@ 25ºC
REFTO25ºC
-
-
-
-
-
100VDC
@25ºC per year
MINIMUM
13
±10
±10
-20
-40
-
8
500
10
-2.0
TYPICAL
-
-
-
-
-
-
-
-
100
-
MAXIMUM
54
±30
±30
+70
+85
3
30
-
300
+2.0
UNITS
MHz
ppm
ppm(
ºC)
ºC
ºC
pF
pF
M
µW
Ppm
EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE)
PARAMETERS
13.000MHZ ~ 19.999MHZ
20.000MHZ ~ 25.999MHZ
26.000MHZ ~ 54.000MHZ
MAX ESR (OHM)
80
70
50
MODE
Fundamental
Fundamental
Fundamental
http://www.oscilent.com/spec_pages/SMDCrystals/quartz_crystals_278.htm
3/24/2014
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