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
50 MHz to 300.00 MHz
1 = Fundamental (50 to 180 MHz); 3 = 3rd Overtone (150 to 300 MHz)
Calibration Tolerance @25°C
Frequency Stability Ref @25°C
Temperature Range
Crystal Aging
Storage Temperature
Load Capacitance (CL)
Shunt Capacitance
Drive Level
Pullability (option)
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
Creating a Part Number
XHFF-155M520-1 B 30 D10 -options
Product Series
Load Capacitance: 18, 16, 20, S = Series resonant
Frequency
Operating Temperature Range: A = 0 to 70°C
Resonance Mode: 1 = Fundamental
3 = 3rd Overtone
Frequency Stability:
Tolerance at 25°C: A = ±50 ppm
5 = 5th Overtone
B = ±30 ppm
Typical Crystal Motional Parameters for Oscillator Applications
Frequency (MHz)
50 - 80
80 - 120
120 - 180
150 - 180
180 - 220
220 - 300
Mode
Fund
Fund
Fund
3rd O/T
3rd O/T
3rd O/T
ESR (Ohms)
20
25
25
80
100
120
100 = ±100 ppm
B = -40 to 85°C
D = -20 to 70°C
50 = ±50 ppm
30 = ±30 ppm
C1 (fF)
10
6
4
0.8
0.6
0.5
OUTLINE DRAWING
7.1 MAX
0.35±0.05
All dimensions are typical unless otherwise specified
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3.2 MAX
3.75±0.2
12.0 MIN
8.0 MAX
7.9 MAX
Dimensions in Millimeters
c 2001-2009 Fortiming Corp. USA
