PART NUMBER DATA SHEET
EC2645ETTS-25.000M TR
SVHC 161
Dec 17, 2014
ITEM DESCRIPTION
Quartz Crystal Clock Oscillators XO (SPXO) LVCMOS (CMOS) 3.3Vdc 4 Pad 5.0mm x 7.0mm Ceramic Surface Mount (SMD)
25.000MHz 50ppm -40C to +85C
ELECTRICAL SPECIFICATIONS
Nominal Frequency 25.000MHz
Frequency Tolerance/Stability 50ppm Maximum (Inclusive of all conditions: Calibration Tolerance at 25C, Frequency Stability over the Operating
Temperature Range, Supply Voltage Change, Ouput Load Change, First Year Aging at 25C, Shock, and Vibration)
Aging at 25C 5ppm/year Maximum
Operating Temperature Range -40C to +85C
Supply Voltage 3.3Vdc 10%
Input Current 10mA Maximum
Output Voltage Logic High (Voh) 90% of Vdd Minimum (IOH=-8mA)
Output Voltage Logic Low (Vol) 10% of Vdd Maximum (IOL=+8mA)
Rise/Fall Time 5nSec Maximum (w/15pF Load), 7nSec Maximum (w/30pF Load) (Measured at 20% to 80% of waveform)
Duty Cycle 50 10(%) (Measured at 50% of waveform)
Load Drive Capability 30pF Maximum
Output Logic Type CMOS
Pin 1 Connection Tri-State (High Impedance)
Tri-State Input Voltage (Vih and Vil) +0.7Vdd Minimum or No Connect to Enable Output, +0.3Vdd Maximum to Disable Output (High Impedance)
Standby Current 10A Maximum (Disabled Output: High Impedance)
RMS Phase Jitter 1pSec Maximum (12kHz to 20MHz offset frequency)
Start Up Time 10mSec Maximum
Storage Temperature Range -55C to +125C
ENVIRONMENTAL & MECHANICAL SPECIFICATIONS
ESD Susceptibility MIL-STD-883, Method 3015, Class 1, HBM: 1500V
Fine Leak Test MIL-STD-883, Method 1014, Condition A
Flammability UL94-V0
Gross Leak Test MIL-STD-883, Method 1014, Condition C
Mechanical Shock MIL-STD-883, Method 2002, Condition B
Moisture Resistance MIL-STD-883, Method 1004
Moisture Sensitivity J-STD-020, MSL 1
Resistance to Soldering Heat MIL-STD-202, Method 210, Condition K
Resistance to Solvents MIL-STD-202, Method 215
Solderability MIL-STD-883, Method 2003
Temperature Cycling MIL-STD-883, Method 1010, Condition B
Vibration MIL-STD-883, Method 2007, Condition A
www.ecliptek.com | Specification Subject to Change Without Notice | Revision V 06/13/2012 | Page 1 of 7
Ecliptek Corporation 3545 Cadillac Ave., Costa Mesa, CA 92626 1-800-ECLIPTEK or 714.433.1200 PART NUMBER DATA SHEET
EC2645ETTS-25.000M TR
MECHANICAL DIMENSIONS (all dimensions in millimeters)
PIN CONNECTION
1 Tri-State
7.00
5.08
2 Ground/Case Ground
0.15
0.15
3 Output
4
3
4 Supply Voltage
MARKING
5.00 2.60
LINE MARKING
ORIENTATION
0.15 0.15
1 ECLIPTEK
2 1 2 25.000M
3 XXXXX
1.2 0.2 XXXXX=Ecliptek
1.4 01
Manufacturing Identifier
3.68
0.15
1.6 +0.2/-0.5
Suggested Solder Pad Layout
All Dimensions in Millimeters
2.0 (X4)
2.2 (X4)
Solder Land
2.88
(X4)
1.81
All Tolerances are 0.1
www.ecliptek.com | Specification Subject to Change Without Notice | Revision V 06/13/2012 | Page 2 of 7
Ecliptek Corporation 3545 Cadillac Ave., Costa Mesa, CA 92626 1-800-ECLIPTEK or 714.433.1200