Model 111
Miniature HF OCXO
C T S R e e v e s
F R E Q U E N C Y P R O D U C T S
Features:
• Frequency Range up to 120 MHz
• Stratum 3 Performance
• Surface Mount or Thru Hole Option
• Miniature Package
• Wide Operating Temperature Range
The Model 111 is a DIP Packaged OCXO that is
available over a wide range of stabilities and
temperatures. It is ideal for communications as a
Stratum 3 reference or as a local oscillator for
higher frequency multiplication. The Model 111 is
made possible by adjustments made in packaging
high precision crystals into smaller foot prints.
Electrical Characteristics:
NOMINAL FREQUENCY:
CALIBRATION TOLERANCE:
STABILITY
10.0 MHz to 120.0 MHz
Set to nominal via EFC
FREQUENCY vs. AMBIENT:
FREQUENCY VS. INPUT VOLTAGE:
FREQUENCY vs. LOAD:
FREQUENCY vs. TIME:
WARM-UP:
See chart
±5 x 10e-8 for 5% change
±5 x 10e-8 for 5% change
See chart
3 min. to within ±1x10e-7 of 60 min. freq.
POWER INPUT
OSCILLATOR VOLTAGE/OVEN VOLTAGE:
INPUT POWER:
See chart +5V to +15V
TURN-ON - 4.0 max; IDLE @ +25C - 1.5W max
WAVE FORM
OUTPUT TYPE:
See chart Sine or HCMOS
LOAD:
Sine - 50 Ohms; Squarewave - up to 50pF
FREQUENCY DEVIATION
CONTROL VOLTAGE:
FREQUENCY ADJUSTABILITY:
TUNING SLOPE:
0V to +5V; Center Freq @ +2.5V ±0.5V
Sufficient for 10 yrs.
Positive
MECHANICAL
PIN CONNECTIONS:
FINISH:
See outline
Nickel-Silver
ENVIRONMENTAL
OPERATING TEMP:
STORAGE TEMP:
See chart
-40° TO +85°C
109
400 REIMANN AVE. • SANDWICH, IL 60548
Phone: 815-786-8411 • Fax: 815-786-3600 • E-Mail: www.ctsreeves.com