PART NUMBERING GUIDE
EC A T - 20 - 30.000M - G TR
FREQUENCY TOLERANCE / STABILITY
PACKAGING OPTIONS
Blank=Bulkꢂ A=Trayꢂ TR=Tape and Reel
Blank= 5ꢀppm at 25ꢁCꢂ 1ꢀꢀppm from ꢀꢁC to 7ꢀꢁC
A= 5ꢀppm at 25ꢁCꢂ 1ꢀꢀppm from -2ꢀꢁC to 7ꢀꢁC
B= 5ꢀppm at 25ꢁCꢂ 1ꢀꢀppm from -4ꢀꢁC to 85ꢁC
C= 3ꢀppm at 25ꢁCꢂ 5ꢀppm from ꢀꢁC to 7ꢀꢁC
D= 3ꢀppm at 25ꢁCꢂ 5ꢀppm from -2ꢀꢁC to 7ꢀꢁC
E= 3ꢀppm at 25ꢁCꢂ 5ꢀppm from -4ꢀꢁC to 85ꢁC
F= 15ppm at 25ꢁCꢂ 3ꢀppm from ꢀꢁC to 7ꢀꢁC
G= 15ppm at 25ꢁCꢂ 3ꢀppm from -2ꢀꢁC to 7ꢀꢁC
H= 15ppm at 25ꢁCꢂ 3ꢀppm from -4ꢀꢁC to 85ꢁC
J= 15ppm at 25ꢁCꢂ 2ꢀppm from ꢀꢁC to 7ꢀꢁC
K= 15ppm at 25ꢁCꢂ 2ꢀppm from -2ꢀꢁC to 7ꢀꢁC
L= 15ppm at 25ꢁCꢂ 2ꢀppm from -4ꢀꢁC to 85ꢁC
M= 1ꢀppm at 25ꢁCꢂ 15ppm from ꢀꢁC to 7ꢀꢁC
N= 1ꢀppm at 25ꢁCꢂ 15ppm from -2ꢀꢁC to 7ꢀꢁC
AVAILABLE OPTIONS
Blank=None (Standard)ꢂ CLXXX=Custom Lead Length(pp46)
G=Gull Wingꢂ G3=Gull Wing & Metal Jacket (pp47)
I2=Insulator Tab (pp48)
L=Third Lead(pp48)
L2=Alternate Third Lead (pp48)
V=Vinyl Sleeving (pp48)
FREQUENCY
LOAD CAPACITANCE
Blank=18pF (Standard)ꢂ S=Seriesꢂ XX=XXpF (Custom)
MODE OF OPERATION / CRYSTAL CUT
Blank=Fundamental / ATꢂ T=Third Overtone / AT
MECHANICAL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
OBSOLETE
TAPE AND REEL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
1ꢀꢀꢀ Pieces per Reel
Compliant to EIA-468B
ENVIRONMENTAL/MECHANICAL SPECIFICATIONS
MARKING SPECIFICATIONS
PARAMETER
SPECIFICATION
Line 1: ECLIPTEK
Fine Leak Test
Gross Leak Test
Mechanical Shock
Vibration
Lead Integrity
MIL-STD-883ꢂ Method 1ꢀ14ꢂ Condition A
MIL-STD-883ꢂ Method 1ꢀ14ꢂ Condition C
MIL-STD-2ꢀ2ꢂ Method 213ꢂ Condition C
MIL-STD-883ꢂ Method 2ꢀꢀ7ꢂ Condition A
MIL-STD-883ꢂ Method 2ꢀꢀ4
Line 2: E XX.XXXM
Frequency in MHz (5 Digits Maximum + Decimal)
E or Blank (No Marking)
Solderability
MIL-STD-883ꢂ Method 2ꢀꢀ2
MIL-STD-883ꢂ Method 1ꢀ1ꢀ
MIL-STD-883ꢂ Method 21ꢀ
MIL-STD-883ꢂ Method 215
Line 3: XX
Temperature Cycling
Resistance to Soldering Heat
Resistance to Solvents
Ecliptek Manufacturing Identifier
MANUFACTURER
CATEGORY
SERIES
PACKAGE
CLASS
REV.DATE
11/ꢀ7
ECLIPTEK CORP.
CRYSTAL
EC
HC-49/U
CRꢀ5
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.