Data Sheet

EURO QUARTZ
GDF62 LVDS VCXO
11.4 x 9.6 x 2.5mm SMD VCXO
38.0MHz to 640.0MHz
Frequency range 38MHz to 640MHz
LVDS Output
Supply Voltage 3.3 VDC
Phase jitter 0.4ps typical
Pull range from ±30ppm to ±150ppm
OUTLINE & DIMENSIONS
DESCRIPTION
GDF62 VCXOs are LVDS output VCXOs packaged in 6 pad 11.4 x 9.6
x 2.5mm 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
PHASE NOISE
Offset: 10Hz 100Hz
dBc/Hz: -62
-92
1kHz
-120
10kHz
-132
100kHz 1MHz 10MHz
-128
-140
-150
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 ā€˜Iā€™ followed by stability, i.e. I20 for ±20ppm
ENABLE/DISABLE FUNCTION
Tristate Pad Output Status
Status
Not connected LVDS and Complimentary LVDS enabled
Below 0.3Vdd Both outputs are disabled (high impedance)
PART NUMBERING
Example:
3 GDF62 B-80N-60.000
Supply Voltage
3 = +3.3V
Series Designator
GDF62
Stability over temperature range
(See table)
Pullability in ±ppm
Pullability determinator
N = minimum
M = maximum
T = Typical
Frequency in MHz
Both outputs are enabled
Above 0.7Vdd
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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