EURO QUARTZ T90 series TCXO Very Rugged construction TCXO Very rugged construction TCXO Miniature SMD format Close tolerance over temperature from ±0.3 ppm Wide frequency range, 10MHz to 100MHz HCMOS output 10.0MHz to 100.0MHz 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: Temperature Stability: Ageing: Frequency adjust: Supply Voltage: Supply Current: 0.8V p-p typ. into 10pF/100kW load +0.2V max. to +3.9V min. +0.2V max. to +2.2V min. <1ppm/yr (10MHz typical) ±5ppm typical via 0 to +5V or 0 to +3.3V control voltage Positive slope +5.0VDC ±5% or +3.3VDC ±5% <20mA HCMOS <6mA Sine Wave SPECIFYING INFORMATION ENVIRONMENTAL 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) Model No: Input Voltage Output Type T90 +5.0V HCMOS T91 +3.3V HCMOS T94 +5.0V SINEWAVE T95 +3.3V SINEWAVE FREQUENCY STABILITY OVER TEMPERATURE Temperature Stability (°C) (Other temperature stabilities are available) Tolerance Model No. -20 ~ +70 ±0.3ppm N37 -20 ~ +70 ±0.5ppm N57 -40 ~ +85 ±0.5ppm T57 -40 ~ +85 ±1.0ppm T16 -55 ~ +95 ±2.0ppm V26 T90 - PART NUMBERING PROCEDURE Example: T90-N37-20.0MHz (Model number - stability - frequency) 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 [email protected] www.euroquartz.co.uk