QUARTZ
EURO
T90 series TCXO
Very Rugged construction TCXO
10.0MHz to 100.0MHz
Very rugged construction TCXO
Miniature SMD format
Close tolerance over temperature from ±0.3 ppm
Wide frequency range, 10MHz to 100MHz
HCMOS output
T90 SERIES - OUTLINES AND DIMENSIONS
DESCRIPTION
T90 and T91 series TCXOs are packaged in a miniature SMD format
The rugged construction enables the ability to withstand 100,000g .
The series offers a wide frequency range and close tolerances over
temperature.
GENERAL SPECIFICATION
Frequency Range:
Output:
10.0MHz to 100.0MHz
HCMOS: 10MHz to 50MHz
Sine Wave: 20MHz to 100MHz
50%±10%
Symmetry:
Output Level
Sine wave:
T90:
T91:
0.8V p-p typ. into 10pF/100kW load
+0.2V max. to +3.9V min.
+0.2V max. to +2.2V min.
Temperature Stability:
Ageing:
Frequency adjust:
<1ppm/yr (10MHz typical)
±5ppm typical via 0 to +5V or
0 to +3.3V control voltage
Positive slope
Supply Voltage:
Supply Current:
+5.0VDC ±5% or +3.3VDC ±5%
<20mA HCMOS
SPECIFYING INFORMATION
<6mA Sine Wave
Model No: Input Voltage
Output Type
HCMOS
T90
T91
T94
T95
+5.0V
+3.3V
+5.0V
+3.3V
HCMOS
ENVIRONMENTAL
SINEWAVE
SINEWAVE
Vibration:
Shock:
per MIL-STD-202F, Meth. 204, Cond. A
per MIL-STD-202F, Meth. 213, Cond. C
(Shock levels to 100,000g are available)
FREQUENCY STABILITY OVER TEMPERATURE
Temperature Stability (°C)
-20 ~ +70
Tolerance
Model No.
±0.3ppm
±0.5ppm
±0.5ppm
±1.0ppm
±2.0ppm
N37
N57
T57
T16
V26
T90 - PART NUMBERING PROCEDURE
(Other
temperature
stabilities
are
-20 ~ +70
-40 ~ +85
-40 ~ +85
-55 ~ +95
Example:
T90-N37-20.0MHz
(Model number - stability - frequency)
available)
T90 - CUSTOMISED PARAMETERS
There are a wide variety of custom options available for the T90 TCXO.
Contact Euroquartz technical sales with your requirements:
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk