SaRonix
Miniature Quartz Crystal
Technical Data
Frequency Range:
Temperature Range:
Operating:
Storage:
Temperature
Stability Tolerance:
Characteristics at 25°C ±2°C:
Frequency Calibration
Tolerance:
Load Capacitance:
Effective Series
Resistance:
Drive Level:
Shunt Capacitance:
Mechanical:
Shock:
Solderability:
Terminal Strength:
Vibration:
Solvent Resistance:
Resistance to Soldering Heat:
Environmental:
Gross Leak Test:
Fine Leak Test:
Thermal Shock:
Moisture Resistance:
2.3
.091
UM-1 (HC-45/U)
UM-1 Series
6 MHz to 200 MHz
-20°C to +70°C (extended temperature range available)
-55°C to +125°C
±50 ppm from -20°C to +70°C
±50 ppm (tighter tolerances available)
18 pF to 32pF or series resonance
150 to 30 ohms (frequency dependent)
0.5mW correlation, 2.0mW maximum operating
7 pF maximum
ACTUAL SIZE
Description
The UM-1 Series is an AT cut crystal
housed in an industry standard UM-1
package.
Applications & Features
• Industry standard package
• AT cut performance
• Resistance weld seal
Package Details
7.06
max
.278
MIL-STD-883, Method 2002, Condition B
MIL-STD-883, Method 2003
MIL-STD-202, Method 211, Conditions A and C
MIL-STD-883, Method 2007, Condition A
MIL-STD-202, Method 215
MIL-STD-202, Method 210, Condition B
MIL-STD-883, Method 1014, Condition C
MIL-STD-883, Method 1014, Condition A
<5 x 10
-8
ATM cc/sec
MIL-STD-883, Method 1011, Condition A
MIL-STD-883, Method 1004
Part Numbering Guide
8.0 max
.315
45N XXX - XX
0.35
.014
Type
12.7 min
.500
C
L
(Load Capacitance)*
Frequency Designator
3.72
.146
8.0
max
.315
*
If no C
L
value specified, crystal is calibrated for series resonance.
3.25
.128
max.
Example: 45N120 (Part marked: 120)
If C
L
value specified, crystal is calibrated for parallel resonance.
Example: 45N073-20 (Part marked 073-20)
Scale: None ( Dimensions in
mm
)
inches
DS-122 REV A
March 1995
1.7
SaRonix
141 Jefferson Drive • Menlo Park, CA 94025 • USA • 650-470-7700 • 800-227-8974 • Fax 650-462-9894
PERICOM [ PERICOM SEMICONDUCTOR CORPORATION ]
