QUARTZ
EURO
EMQN576D
LVDS TCXO 7 x 5mm SMD
10MHz to 1450MHz
0.8ps phase jitter
Quick turnaround, low-cost TCXO
Standard 7.0 x 5.0 x 2.5mm SMD package
Supply voltage 2.5V or 3.3 VDC
Frequency stability from ±1ppm over -40 to +85°C
EMQN576D - OUTLINES AND DIMENSIONS
DESCRIPTION
(V)EMQN576D series TCXOs are packaged in a standard, 7 x 5 x
2.5mm outline, ceramic SMD package. With LVDS output, tolerances
are available from ±1.0ppm over -40° to +85°C. The part exhibits
low supply current, 25mA typ. at 50MHz.
SPECIFICATION
Product Series Code
TCXO:
VCTCXO:
EMQN576D
VEMQN57D
10.0MHz to 1450MHz
100
Frequency Range:
Output Load:
Output Waveform:
Supply Voltage:
LVPECL
+2.5VDC±5% or
+3.3Volts ±5%
DD
OH
Output High Voltage V
:
V
V
V
V
1.4V typical
DD
DD
DD
1.6V maximum
1.1V typical
OL
Output Low Voltage V :
0.9V minimum
Initial Calibration Tolerance:
Operating Temperature Range:
Frequency Stability
<±2.0ppm at +25°±2°C
from 0°~50° to -40°~+85°C
vs. Temperature:
-30° to +85°C:
±2.5ppm standard
±1.0ppm available
-40° to +85°C:
±2.5ppm standard
±1.0ppm available
vs. Ageing:
±1.0 ppm max. per year 25°C
±0.2 ppm max. ±5% change
±0.2 ppm max. ±10% change
±1.0ppm max. for one reflow
VEMQN576D VOLTAGE CONTROL SPECIFICATION
vs. Voltage Change:
vs. Load Change:
vs. Reflow (SMD type):
Control Voltage Centre & Range: ±1.5V±1.0V for both 2.5V
and 3.3V operation
Frequency Pulling Range:
Linearity:
Slope Polarity:
Absolute Voltage:
Input Impedance:
Harmonics:
±8 ppm min.
Duty Cycle:
Rise/Fall Times:
50%±5% standard
0.2ns typ. 0.5ns max.
(20% to 80% waveform)
±1% typical ±10% max.
Positive transfer
4.0V max.
770k typical
-5.0dBc max.
DD
Current Consumption V +2.5V
at 156MHz:
at 600MHz:
at 800MHz:
at 1GHz:
22mA typical
28mA typical
30mA typical
34mA typical
DD
PART NUMBERS
Current Consumption V +3.3V
at 156MHz:
at 600MHz:
at 800MHz:
25mA typical
30mA typical
32mA typical
36mA typical
18mA typical
5ms max.
Example:
_EMQN576D33-50.000-2.5/-30+85
at 1GHz:
Series Description
TCXO = EMQN576P
VCTCXO = VEMQN576P
Current when disabled:
Start-up Time:
Supply Voltage
3.3V = 33
2.5V = 25
Frequency (MHz)
Stability over OTR (±ppm)
Operating Temperature Range (OTR) (°C)
(
.)
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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