
5x7 mm TCVCXO T85B Series
www.bliley.com 2545 West Grandview Blvd Erie, PA. 16506 Tel (814) 838-3571
Page 1 of 4 Rev 1.3
Description:
The T85B Temperature
Compensated Voltage
Controllable Crystal Oscillator
(TCVCXO) Series products
provide Stratum III level
frequency stability with voltage
controlled frequency adjust in a
miniature 5 x 7 mm ceramic SMD
package.
Features:
• Available in frequencies from 5 to
26 MHz with 10 MHz, 12.8 MHz,
25 MHz, and other frequencies as
standards
• +/-4.6 ppm overall frequency
stability including 20 years aging
• +/-5 ppm frequency pull range
• CMOS and Clipped Sine Wave
available
• Standard 5 x 7 mm ceramic SMD
package
• RoHS-6 / Lead-free compliant
• Tri-state control
Frequency Range, Operating Temperature, and Frequency Stability:
Frequency
Range
Operating
Temperature
Product
Code
Frequency
Stability
Stability
(Overall)*
Product
Code
-20 to +70° C C +/- 0.28 ppm +/- 4.6 ppm
A
-40 to +85° C
D +/- 0.50 ppm +/- 4.6 ppm
B
+/- 1.00 ppm -+/-4.6 ppm
C
5 to 26 MHz
• Add +/- 1ppm setting calibration @ +25° C ; +/- 0.6 ppm for supply and load variation ; +/- 2.0 ppm for aging
• To achieve +/- 4.6 ppm overall stability or better
• For Frequency stabilities >= +/- 0.5 ppm with a clipped sinewave output the TV85B product should be selected
• +/- 0.28 ppm is not available from –40 to 85° C
Aging:
(typical at 10MHz after 30 days continuous operation)
Frequency Timeframe
Aging Product Code
10 MHz 20 Years +/- 2.5 ppm N/A
Phase Noise:
Frequency Offset Phase Noise (Typ.) Product Code
1 Hz
- 60 dBc/Hz
10 Hz
- 90 dBc/Hz
100 Hz
-120 dBc/Hz
1 KHz
-140 dBc/Hz
10 KHz
-155 dBc/Hz
10.0 MHz
100 KHz
-155 dBc/Hz
N/A