EC25 Series Oscillator

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Quote/Sample
  • Crystal Clock Oscillators
  • CMOS/TTL Output
  • +5.0V Supply Voltage
  • Tri-State Output Function
  • High and Low Output Drive Options
  • 4 Pad Ceramic SMD Package
  • RoHS Compliant (Pb-Free)

Electrical Specifications

Nominal Frequency
1.544MHz to 100.000MHz
Frequency Tolerance/Stability
(Inclusive of all conditions: Calibration Tolerance at 25°C, Frequency Stability over the Operating Temperature Range, Supply Voltage Change, Output Load Change, First Year Aging at 25°C, Shock, and Vibration)
±100ppm Maximum
±50ppm Maximum
±25ppm Maximum
±20ppm Maximum
Operating Temperature Range
-10°C to +70°C
-40°C to +85°C
Supply Voltage (VDD)
5.0VDC ±10%
Input Current
Measured with No Load
10mA Maximum from 1.544MHz to 32.000MHz
30mA Maximum from 32.000001MHz to 50.000MHz
50mA Maximum from 50.000001MHz to 70.000MHz
60mA Maximum from 70.000001MHz to 100.000MHz
Output Voltage Logic High (VOH)
2.4VDC Minimum with (LS)TTL Load
VDD-0.5VDC Minimum with CMOS Load
  • Output Current (IOH) Low Drive Option: -4mA from 1.544MHz to 35MHz; -16mA above 35MHz
  • Output Current (IOH) High Drive Option: -16mA (1.544MHz to 70MHz)
Output Voltage Logic Low (VOL)
0.4VDC Maximum with (LS)TTL Load
0.5VDC Maximum with CMOS Load 
  • Output Current (IOL) Low Drive Option: +4mA from 1.544MHz to 35MHz; +16mA above 35MHz
  • Output Current (IOL) High Drive Option: +16mA (1.544MHz to 70MHz)
Duty Cycle

50 ±10(%) Measured at 1.4VDC with (LS)TTL Load or at 50% of waveform with CMOS Load from 1.544MHz to 70MHz
50 ±10(%) Measured at 50% of waveform above 70MHz with (LS)TTL Load or CMOS Load

50 ±5(%) Measured at 50% of waveform with (LS)TTL Load or CMOS Load from 1.544MHz to 80MHz
50 ±5(%) Measured at 50% of waveform with CMOS Load above 80MHz

Rise Time/Fall Time

Measured over 0.4VDC to 2.4VDC with (LS)TTL load or from 10% to 90% of waveform with CMOS Load

(Low Drive Option) 10nSec Maximum (1.544MHz to 70MHz)
(Low Drive Option) 5nSec Maximum (above 70MHz)
(High Drive Option) 5nSec Maximum (1.544MHz to 70MHz)
Load Drive Capability

(Low Drive Option) 10LSTTL or 30pF CMOS Load Maximum from 1.544MHz to 70MHz
(Low Drive Option) 10LSTTL or 15pF CMOS Load Maximum above 70MHz
(High Drive Option) 10TTL or 50pF CMOS Load Maximum, 1.544MHz to 70MHz

Storage Temperature
-55°C to +125°C
Output Control Function Tri-State Enable High
Tri-State Input Voltage VIH of 2.0VDC Minimum or No Connection to enable output. VIL of 0.8VDC Maximum to disable output (High Impedance)
RMS Phase Jitter 1pSec Maximum (12kHz to 20MHz offset frequency)
Start Up Time
10mSec Maximum
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Mechanical Dimensions

All Dimensions in Millimeters
Pin 1: Tri-State Pin 3: Output
Pin 2: Case Ground Pin 4: Supply Voltage
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Part Number Constructor / Request a Quote or Sample

Please note that this form is intended to provide a listing of standard options. If you require an option or configuration that is not present here, you may want to fill out our Custom Oscillator Part Number Request Form. If you have any trouble with this form, or just have a suggestion as to how it might be improved, please contact our Global Customer Support Team.
Enter your part number:
- OR -  
Frequency in Megahertz (1.544 to 100.000):
Frequency Tolerance/Stability:
Operating Temperature Range:
Duty Cycle:
Maximum Load Drive Capability:
Packaging Options:


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Part Numbering Guide

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Marking Specifications

Line 1: ECLIPTEK
Line 2: XX.XXXM
  • XX.XXX = Frequency (5 Digits Maximum + Decimal)
  • M = Frequency unit of measure(MHz)
Line 3: XX Y ZZ
  • XX = Ecliptek Manufacturing Identifier
  • Y = Last digit of Year
  • ZZ = Week of Year
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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
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Other Resources

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Category
Oscillator
Series
EC25
Package
Ceramic
Voltage
5.0V
Class
OS29
Revision
0 10-13-2011
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