EC37 Series
• 2.5V Supply Voltage
EC37
• HCMOS output
• Lead-free ceramic SMD package
• Stability to 2ꢀppm
• Available on Tape and Reel
H 1.3
L 5.0
W 3.2
OSCILLATOR
NOTES
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ELECTRICAL SPECIFICATIONS
Frequency Range (FO)
1.544MHz to 11ꢀ.ꢀꢀꢀMHz
-1ꢀ°C to 7ꢀ°C
Operating Temperature Range (OTR)
-4ꢀ°C to 85°C
Storage Temperature Range (STR)
-55°C to 125°C
2.5VDC 5%
Supply Voltage (VDD
)
Input Current (IDD
)
1.544MHz to 9.999MHz
3mA Maximum
1ꢀ.ꢀꢀꢀMHz to 24.999MHz
5mA Maximum
25.ꢀꢀꢀMHz to 34.999MHz
8mA Maximum
35.ꢀꢀꢀMHz to 49.999MHz
15mA Maximum
2ꢀmA Maximum
25mA Maximum
1ꢀꢀppm, 5ꢀppm, 25ppm, or
2ꢀppm Maximum
5ꢀ.ꢀꢀꢀMHz to 7ꢀ.ꢀꢀꢀMHz
7ꢀ.ꢀꢀ1MHz to 11ꢀ.ꢀꢀꢀMHz
Frequency Tolerance/Stability
Output Voltage Logic High (VOH
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
)
9ꢀ% of VDD Minimum (IOH = -8mA)
1ꢀ% of VDD Maximum (IOL = +8mA)
6 nSeconds Maximum
4 nSeconds Maximum
5ꢀ 1ꢀ(%) (Standard)
5ꢀ 5(%) (Optional)
Output Voltage Logic Low (VOL)
Rise Time / Fall Time (TR/TF)
2ꢀ% to 8ꢀ% of Waveform < 35.ꢀꢀꢀMHz
2ꢀ% to 8ꢀ% of Waveform > 35.ꢀꢀꢀMHz
at 5ꢀ% of Waveform
Duty Cycle (SYM)
Load Drive Capability (CLOAD
)
15pF HCMOS Load Maximum
Enables Output
Tri-State Input Voltage
No Connection
VIH: 9ꢀ% of VDD Minimum
VIL: 1ꢀ% of VDD Minimum
Disabled Output: High Impedance
Enables Output
Disables Output: High Impedance
1ꢀµA Maximum
Standby Current
Start Up Time (TS)
Period Jitter: One Sigma
1ꢀ mSeconds Maximum
25pSeconds Maximum
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV.DATE
ꢀ9/ꢀ3
ECLIPTEK CORP.
OSCILLATOR
EC37
CERAMIC
2.5V
OS92
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
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