EC31 Series
EC31
• RoHS Compliant (Pb-free)
• Voltage Controlled Crystal Oscillator (VCXO)
• 5.0V Supply Voltage
• HCMOS/TTL output
• 8 pin DIP package
H 5.6
L 13.2
W 13.2
• Stability to ±±0ppm
• Wide frequency and pull range
OSCILLATOR
NOTES
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ELECTRICAL SPECIFICATIONS
Frequency Range (MHz)
1.000MHz to 44.736MHz
0°C to 70°C or -40°C to 85°C
-55°C to 1±5°C
Operating Temperature Range
Storage Temperature Range
Supply Voltage (VDD
)
5.0VDC ±5%
Aging (at 25°C)
±5ppm / year Maꢀimum
10TTL Load or 15pF HCMOS Load Maꢀimum
10 mSeconds Maꢀimum
±50ppm Minimum
Load Drive Capability
Start Up Time
Frequency Deviation /
Control Voltage
±.5VDC ±±.0VDC Positive Transfer Characteristic,
±.5VDC ±±.0VDC Positive Transfer Characteristic,
±.5VDC ±±.0VDC Positive Transfer Characteristic,
±100ppm Minimum
±150ppm Minimum
Linearity
±±0%, ±15%, ±10% Maꢀimum, or
±5% Maꢀimum
Input Current
±0mA Maꢀimum
1.000MHz to ±0.000MHz
±0.0001MHz to 30.000MHz
30.001MHz to 44.736MHz
Inclusive of Operating Temperature
Range, Supply Voltage, and Load
w/TTL Load
40mA Maꢀimum
50mA Maꢀimum
Frequency Tolerance / Stability
Output Voltage Logic High (VOH
±100ppm, ±50ppm, ±±5ppm, or
±±0ppm Maꢀimum (0°C to 70°C Only)
±.4VDC Minimum
)
VDD-0.5VDC Minimum
w/HCMOS Load
Output Voltage Logic Low (VOL)
Duty Cycle
0.4VDC Maꢀimum
w/TTL Load
0.5VDC Maꢀimum
w/HCMOS Load
50 ±10(%) (Standard)
at 1.4VDC w/TTL Load; at 50% of Waveform
w/HCMOS Load
50 ±5(%) (Optional)
5 nSeconds Maꢀimum
at 1.4VDC w/TTL Load and HCMOS Load
0.4VDC to ±.4VDC w/TTL Load; ±0%
to 80% of Waveform w/HCMOS Load
Rise Time / Fall Time
Period Jitter: Absolute
Period Jitter: One Sigma
±100pSeconds Maꢀimum
±±5pSeconds Maꢀimum
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV.DATE
08/06
ECLIPTEK CORP.
OSCILLATOR
EC31
8 pin DIP
5.0V
OS18
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.