Quartz Crystal Resonators
LOW PROFILE RESIN SEALED SURFACE MOUNT PACKAGE - XCR1 Series
FEATURES
1.55 mm Maximum Height, Ceramic Base and Cover SMT Package
Microprocessor Crystal Specifications, AT-cut, Important Low Frequency Range
Industry de factor Standard Footprint
Excellent for High Density Surface Mounting
SPECIFICATIONS
Frequency Range
Standard Frequencies
Resonance Mode
Calibration Tolerance @25°C
Frequency Stability Ref @25°C
Temperature Range
Standard Stability
Crystal Aging
Operatable Temperature Range
Storage Temperature
Load Capacitance (CL)
Shunt Capacitance
Drive Level
Creating a Part Number
Product Series
Frequency
Resonance Mode: 1 = Fundamental
Tolerance at 25°C:
A = ±50 ppm
B = ±30 ppm
C = ±20 ppm
3.500 MHz to 30.000 MHz
Standard Frequency Table
1 = Fundamental
A = ±50 ppm; B = ±30 ppm
50 = ±50 ppm; 30 = ±30 ppm
A = 0°C to 70°C; B = -40°C to 85°C; C = -10°C to 60°C
30C = ±30 ppm / -10°C to 60°C
±5 ppm Maximum / 1st year
-40°C to 85°C
-55°C to 125°C
CL = 18 pF (Standard), 16 pF, 20 pF, others, or S = Series resonant
7.0 pF Maximum
0.1 mW Typical
XCR1- 3M579545 -1 B 30 C 18
-options
Load Capacitance: 18, 16, 20, S = Series resonant
Operating Temperature Range: A = 0 to 70°C
Frequency Stability:
100 = ±100 ppm
50 = ±50 ppm
30 = ±30 ppm
B = -40 to 85°C
C = -10 to 60°C
Equivalent Series Resistance
Frequency (MHz)
3.500 - 3.999
4.000 - 5.999
6.000 - 9.999
10.000 - 13.999
14.000 - 30.000
Mode
Fund
Fund
Fund
Fund
Fund
Max ESR (Ohms)
200
150
100
80
50
Recommended Solder Pad Layout
OUTLINE DRAWING
2.0±0.1
2.50
5.50
3.80
MARKING
AREA
11.8
2.4
2.3
2.4
2.3
5.08
1.55
All dimensions are typical unless otherwise specified
Dimensions in Millimeters
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2007-2008 Fortiming Corp. USA
4.4
6.08
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