EURO
QUARTZ
7 x 5 x 1.8mm SMD VCXO
Frequency range 38MHz to 640MHz
LVDS Output
Supply Voltage 3.3 VDC
Phase jitter 0.4ps typical
Pull range from ±30ppm to ±150ppm
DESCRIPTION
GDF576 VCXOs are LVDS output VCXOs packaged in 6 pad 7mm x
5mm SMD. Typical phase jitter for GDF series VCXOs is 0.4 ps.
Applications include phase lock loop, SONET/ATM, set-top boxes,
MPEG , audio/video modulation, video game consoles and HDTV.
SPECIFICATION
Frequency Range:
Supply Voltage:
Output Logic:
RMS Period Jitter:
Peak to Peak Jitter:
Phase Jitter:
Initial Frequency Accuracy:
Output Voltage HIGH (1):
Output Voltage LOW (0):
Pulling Range:
Control Voltage Range:
Temperature Stability:
Output Load:
Rise/Fall Times:
Duty Cycle:
Start-up Time:
Current Consumption
38 to 100MHz:
100.01 to 320MHz:
320.01 to 640MHz:
Static Discharge Protection:
Storage Temperature:
Ageing:
Enable/Disable:
RoHS Status:
38.0MHz to 640.0MHz
3.3 VDC ±5%
LVDS
3.0ps typical
20.0ps typical, 30.0ps maximum
0.4ps typical, 5.0ps maximum
Tune to the nominal frequency
with Vc= 1.65 ±0.2VDC
1.4 Volts typical
1.1 Volts typical
From ±30ppm to ±150ppm
1.65 ±1.35 Volts
50W into Vdd or Thevenin equiv.
0.5ns typ., 0.7ns max.
20% Vdd to 80% Vdd
50% ±5%
10ms maximum, 5ms typical
65mA max.
80mA max.
90mA max.
2kV maximum
-55° to +150°C
±2ppm per year maximum
Fully compliant
GDF576 LVDS VCXO
38.0MHz to 640.0MHz
OUTLINE & DIMENSIONS
ENABLE/DISABLE FUNCTION
Tristate Pad Output Status
Status
Not connected LVDS and Complimentary LVDS enabled
Below 0.3Vdd Both outputs are disabled (high impedance)
Both outputs are enabled
Above 0.7Vdd
PHASE NOISE
Offset:
10Hz 100Hz
dBc/Hz:
-62
-92
1kHz
-120
10kHz
-132
100kHz 1MHz 10MHz
-128
-140
-150
PART NUMBERING
Example:
FREQUENCY STABILITY
Stability Code Stability ±ppm Temp. Range
A
25
0°~+70°C
B
50
0°~+70°C
C
100
0°~+70°C
D
25
-40°~+85°C
E
50
-40°~+85°C
F
100
-40°~+85°C
If non-standard frequency stability is required
Use ‘I’ followed by stability, i.e. I20 for ±20ppm
3GDF576 B-80N-60.000
Supply Voltage
3 = +3.3V
Series Designator
GDF576
Stability over temperature range
(See table)
Pullability in ±ppm
Pullability determinator
N = minimum
M = maximum
T = Typical
Frequency in MHz
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
