Quartz Crystal Resonators
HIGH FREQUENCY FUNDAMENTAL & 3rd O/T CRYSTALS IN UM-1 PACKAGE - XHFF Series
FEATURES
RoHS Compliant (Pb-Free), Inverted Mesa Technology, AT-cut Quartz Resonator
Designed for VCXO in Phase Lock Loop (PLL) Applications
Industry Standard Package, Compact Size
Optional Metal Jacket for SMT
SPECIFICATIONS
Frequency Range
Resonance Mode
Calibration Tolerance @25°C
Frequency Stability Ref @25°C
Temperature Range
Crystal Aging
Storage Temperature
Load Capacitance (CL)
Shunt Capacitance
Drive Level
Pullability (option)
Creating a Part Number
Product Series
Frequency
Resonance Mode: 1 = Fundamental
3 = 3rd Overtone
5 = 5th Overtone
50 MHz to 300.00 MHz
1 = Fundamental (50 to 180 MHz); 3 = 3rd Overtone (150 to 300 MHz)
A = ±50 ppm; B = ±30 ppm; C = ±20 ppm; D = ±15 ppm; E = ±10 ppm
100 = ±100 ppm; 50 = ±50 ppm; 25 = ±25 ppm; 10 = ±10 ppm
A = 0°C to 70°C; B = -40°C to 85°C; C = -10°C to 60°C; D = -20°C to 70°C
±5 ppm Maximum, 1st year
-55°C to 125°C
CL = 10 pF (Standard), 16 pF, 18 pF, others, or S = Series resonant
7 pF Maximum
0.1 mW Typical, 1 mW Maximum
May be specified in terms of frequency shift over a certain range of CL
XHFF-155M520-1 B 30 D10
-options
Load Capacitance: 18, 16, 20, S = Series resonant
Operating Temperature Range: A = 0 to 70°C
Frequency Stability:
Tolerance at 25°C: A = ±50 ppm
B = ±30 ppm
100 = ±100 ppm
50 = ±50 ppm
30 = ±30 ppm
B = -40 to 85°C
D = -20 to 70°C
Typical Crystal Motional Parameters for Oscillator Applications
Frequency (MHz)
50 - 80
80 - 120
120 - 180
150 - 180
180 - 220
220 - 300
OUTLINE DRAWING
Mode
Fund
Fund
Fund
3rd O/T
3rd O/T
3rd O/T
ESR (Ohms)
20
25
25
80
100
120
C1 (fF)
10
6
4
0.8
0.6
0.5
7.1 MAX
7.9 MAX
8.0 MAX
3.75
±
0.2
0.35
±
0.05
12.0 MIN
3.2 MAX
All dimensions are typical unless otherwise specified
Dimensions in Millimeters
www.4timing.com
c
2001-2009 Fortiming Corp. USA
Quartz Crystal Resonators
OUTLINE DRAWING (SMT Configuration)
Optional metal jacket with formed leads for SMT
7.9 MAX
2.0
±
0.1
2.5
3.2 MAX
1.3
±
0.2
12.75 MAX
Recommended Solder Pad Layout
3.0
3.75
±
0.2
1.5
2.5
2.5
±
0.3
3.6 MAX
3.8
All dimensions are typical unless otherwise specified
Dimensions in Millimeters
www.4timing.com
2001-2009 Fortiming Corp. USA
10.5
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