EB72F72 Series
EB72F72
• Oven Controlled Crystal Oscillator (OCXO)
• SC-Cut Crystal
• HCMOS output
• 3.3V supply voltage
• 5 pin DIP package
H 15.0
L 25.5
W 25.5
• External control voltage option available
• Stability to 30ppb
OSCILLATOR
ELECTRICAL SPECIFICATIONS
Frequency Range
1.544MHz to 44.736MHz
Operating Temperature Range (OTR)
Storage Temperature Range
0°C to 50°C, 0°C to 70°C, or -20°C to 70°C
-55°C to 125°C
Supply Voltage (VDD
)
3.3VDC 5ꢀ
Frequency Tolerance / Stability
vs. Initial Tolerance
at Nominal VDD and VC, at 25°C
at Nominal VDD and VC
2.0ppm, 1.5ppm, 1.0ppm , 500ppb, or
300ppb Maximum
30ppb, 50ppb, 80ppb, 100ppb, 200ppb,
280ppb, or 500ppb Maximum
20ppb Maximum
vs. Temperature Stability
vs. Vdd
VDD 5ꢀ
vs. Load
Vload 5ꢀ
20ppb Maximum
vs. Aging (1 Day)
vs. Aging (1 Year)
vs. Aging (10 Years)
Crystal Cut
after 72 Hours of Operation
after 72 Hours of Operation
after 72 Hours of Operation
2.0ppb Maximum
100ppb Maximum
500ppb Maximum
SC-Cut
Warm Up Time
Power Consumption
to 100ppb of Final Frequency at 1 Hour at 25°C
at Steady State, at 25°C
1 Minute Maximum
2.2 Watts Maximum
3.0 Watts Maximum
2.6VDC Minimum
During Warm Up, at 25°C
Output Voltage Logic High (VOH
)
IOH = -4mA
Output Voltage Logic Low (VOL)
Rise Time / Fall Time
IOL = +4mA
0.4VDC Maximum
< 10.000MHz Measured at 20ꢀ to 80ꢀ of Waveform
> 10.000MHz Measured at 20ꢀ to 80ꢀ of Waveform
Measured at 50ꢀ of Waveform
10 nSec Maximum
6 nSec Maximum
Duty Cycle
50 5(ꢀ)
Load Drive Capability
Frequency Deviation
Control Voltage Range
Control Voltage (VC)
Transfer Function
Reference Voltage Output
Linearity
15pF HCMOS Load Maximum
0.5ppm Minimum, 2.2ppm Maximum
0.0VDC to VDD
Referenced to FO at VC = 1.65VDC; VDD=5.0VDC over OTR
1.65VDC 1.35VDC
Positive Transfer Characteristic
2.8VDC 0.2VDC
10ꢀ Maximum
Input Impedance
10kOhms Typical
Typical Phase Noise (at 12.800MHz) 1Hz Offset
-80dBc/Hz
10Hz Offset
100Hz Offset
1kHz Offset
10kHz Offset
-120dBc/Hz
-140dBc/Hz
-145dBc/Hz
-150dBc/Hz
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV.DATE
01/04
ECLIPTEK CORP.
OSCILLATOR
EB72F72
5 pin DIP
3.3V
OS2M
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.