EB51F4 Series
EB51F4
• Temperature Compensated
Crystal Oscillator (TCXO)
• HCMOS Output
• 5.0V Supply Voltage
• Stability to 1.5ppm
• External voltage
H
8.3
L 20.3
W 13.0
control option available
OSCILLATOR
NOTES
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ELECTRICAL SPECIFICATIONS
Frequency Range
1.544MHz to 44.736MHz
See Table 1
Operating Temperature Range
Storage Temperature Range
-55°C to 125°C
5.0VDC 5ꢀ
Supply Voltage (VDD
)
Input Current
30mA Maximum
Measured at Steady State at 25°C, at Nominal VDD,
at Nominal VC
Frequency Stability
2.5ppm (at Nominal VDD and VC , at 25°C)
See Table 1 (at Nominal VDD and VC )
0.3ppm Maximum
vs. Initial Frequency Tolerance
vs. Operating Temperature Range
vs. Input Voltage (VDD 5ꢀ)
vs. Load ( 10ꢀ)
0.2ppm Maximum
Aging (at 25°C)
1ppm / year Maximum
VDD - 0.5VDC Minimum
0.5VDC Maximum
Output Voltage Logic High (VOH
)
Output Voltage Logic Low (VOL)
Rise Time / Fall Time
Duty Cycle
6 nSeconds Maximum
50 5(ꢀ)
20ꢀ to 80ꢀ of Waveform
at 50ꢀ of Waveform
Load Drive Capability
Control Voltage Range
Control Voltage (External)
Frequency Deviation
Linearity
30pF HCMOS Load Maximum
0.0VDC to VDD
2.5VDC 2.0VDC
Positive Transfer Characteristic
7ppm Minimum, 20ppm Maximum
10ꢀ Maximum
Referenced to FO at VC = 2.5VDC, VDD = 5.0VDC
Input Impedance
10kOhms Typical
Phase Noise (at 19.440MHz)
Measured at 25°C, at Nominal VDD, at Nominal VC
at 10Hz Offset
-70dBc/Hz Typical
-100dBc/Hz Typical
-130dBc/Hz Typical
-140dBc/Hz Typical
-145dBc/Hz Typical
at 100Hz Offset
at 1kHz Offset
at 10kHz Offset
at 100kHz Offset
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV.DATE
02/05
ECLIPTEK CORP.
OSCILLATOR
EB51F4
14-PIN DIP
5.0V
OS2W
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
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