EB72F71 Series
EB72F71
• Oven Controlled Crystal Oscillator (OCXO)
• AT-Cut Crystal
• HCMOS output
• 3.3V supply voltage
• 5 pin DIP package
H 15.0
L 25.5
W 25.5
• External control voltage
• Stability to ±±0ppb
OSCILLATOR
ELECTRICAL SPECIFICATIONS
Frequency Range
Operating Temperature Range (OTR)
Storage Temperature Range
10.000MHz, 12.2±±MHz, 12.±00MHz, 16.000MHz, 19.440MHz, or 20.000MHz
0°C to 50°C, 0°C to 70°C, or -20°C to 70°C
-55°C to 125°C
3.3VDC ±5ꢀ
Supply Voltage (VDD
)
Frequency Tolerance / Stability
vs. Initial Tolerance
at Nominal VDD and VC, at 25°C
at Nominal VDD and VC
±1.0ppm or ±500ppb Maximum
±±0ppb, ±100ppb, ±200ppb, ±2±0ppb, or
±500ppb Maximum
±20ppb Maximum
±20ppb Maximum
±3.0ppb Maximum
±500ppb Maximum
±3.0ppm Maximum
AT-Cut
vs. Temperature Stability
vs. Vdd
VDD ±5ꢀ
vs. Load
Vload ±5ꢀ
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
Warm Up Time
Power Consumption
to ±500ppb of Final Frequency at 1 Hour at 25°C
at Steady State, at 25°C
During Warm Up, at 25°C
IOH = -4mA
3 Minutes Maximum
1.2 Watts Maximum
3.6 Watts Maximum
2.6VDC Minimum
Output Voltage Logic High (VOH
)
Output Voltage Logic Low (VOL)
Rise Time / Fall Time
Duty Cycle
IOL = +4mA
0.4VDC Maximum
Measured at 20ꢀ to ±0ꢀ of Waveform
Measured at 50ꢀ of Waveform
6nSec Maximum
50 ±5(ꢀ)
Load Drive Capability
Frequency Deviation
Control Voltage Range
Control Voltage (VC)
Transfer Function
15pF HCMOS Load Maximum
±5ppm Minimum
0.0VDC to VDD
Referenced to FO at VC = 1.65VDC; VDD=5.0VDC over OTR
1.65VDC ±1.65VDC
Positive Transfer Characteristic
2.±VDC ±0.2VDC (Pin 4)
±10ꢀ Maximum
Reference Voltage Output
Linearity
Input Impedance
Typical Phase Noise (at 12.800MHz) 1Hz Offset
10kOhms Typical
-70dBc/Hz
10Hz Offset
100Hz Offset
1kHz Offset
10kHz Offset
-95dBc/Hz
-120dBc/Hz
-135dBc/Hz
-140dBc/Hz
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV.DATE
ECLIPTEK CORP.
OSCILLATOR
EB72F71
5 pin DIP
3.3V
OS2E
05/07
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.