Data Sheet

EURO QUARTZ
T1185 TCXO
100.0MHz to 800.0MHz
Very Rugged TCXO, Low Noise
Screening to MIL-PRF-55310, Class B available
Rugged construction for severe environments
Stability from ±0.5ppm over -40 to +85°C
LVPECL output
SMD package
DESCRIPTION
T1185 - OUTLINES AND DIMENSIONS
T1185 series TCXOs are designed for rugged, severe environmental
applications. The part provides tight stability from 0.5ppm over -40°
to +85°C.
GENERAL SPECIFICATION
Frequency Range:
Output:
Supply Voltage:
Supply Current:
Symmetry:
Load:
100.0MHz to 800.0MHz
LVPECL
+3.3VDC±5%
<100mA
50%±10%
50 Ohms to Vcc-2.0VDC
or equivalent
<2.0ppm following a 48hr setting
time
<1ppm/yr, <5ppm over 10 years
±5ppm typ. via 0 to +3.3V control
voltage, positive slope; or no adjust.
Reflow Shift:
Ageing:
Frequency Adjust:
STABILITY OVER TEMPERATURE
Temp. Range
Stability
Option Code
-40~+85°C
±10ppm
T15
-40~+85°C
±1.0ppm
T16
-40~+85°C
±0.5ppm
T57
PHASE NOISE
(800MHz TYPICAL)
Offset
dBc/Hz
10Hz
-50
100Hz
-80
1kHz
-100
10kHz
-110
100kHz
-110
PART NUMBERING PROCEDURE
Example:
T1185-T57-3.3-100.0MHz
ENVIRONMENTAL
(Model number - Stability - Supply Voltage - Frequency)
Storage Temperature:
-55 to +105°C
May be screened to MIL-PRF-55310, ClassB.
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