Data Sheet

EURO QUARTZ
T1178 TCXO
Tight Temperature Stability
400.0MHz
Very rugged TCXO
Low Phase Noise
T1178 - OUTLINES AND DIMENSIONS
DESCRIPTION
T1178 TCXOs are high stability TCXOs designed for SMD
applications.
SPECIFICATIONS
Frequency:
Output:
Jitter:
Symmetry:
Subharmonics:
Temperature Stability:
Frequency vs. Supply:
Reflow Shift:
Ageing:
Supply Voltage:
Supply Current:
Frequency Adjust:
400.0MHz
LVPECL
<6ps RMS; <1ps @ 12kHz to 20MHz
50%±10%
-45 max., goal of -60dBc
±1.0ppm over -40 to +85°C
±1x10-7 for a 5% change
<2.0ppm after a 48 hour setting time
<1 ppm/year
+3.3VDC ±5%
<50mA
±5ppm typical via 0 to 3.3V control
voltage, positive slope
PHASE NOISE
(Typical)
Offset
dBc/Hz
(static)
10Hz
-65
100Hz
-95
1kHz
-110
10kHz
-130
100kHz
-137
1.0MHz
-148
PART NUMBERING
Example:
T1178-400.0MHz
T1178
- 400.0MHz
Model number - Frequency
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
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