QUARTZ
EURO
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:
38.0MHz to 640.0MHz
3.3 VDC ±5%
Output Logic:
LVDS
RMS Period Jitter:
Peak to Peak Jitter:
Phase Jitter:
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
Initial Frequency Accuracy:
Output Voltage HIGH (1):
Output Voltage LOW (0):
Pulling Range:
Control Voltage Range:
Temperature Stability:
Output Load:
50W into Vdd or Thevenin equiv.
0.5ns typ., 0.7ns max.
20% Vdd to 80% Vdd
50% ±5%
Rise/Fall Times:
Duty Cycle:
Start-up Time:
10ms maximum, 5ms typical
Current Consumption
38 to 100MHz:
65mA max.
100.01 to 320MHz:
320.01 to 640MHz:
Static Discharge Protection:
Storage Temperature:
Ageing:
80mA max.
90mA max.
2kV maximum
-55° to +150°C
±2ppm per year maximum
Enable/Disable:
PHASE NOISE
RoHS Status:
Fully compliant
Offset:
10Hz 100Hz 1kHz 10kHz 100kHz 1MHz 10MHz
dBc/Hz:
-62
-92
-120 -132
-128
-140
-150
FREQUENCY STABILITY
Temp. Range
Stability Code Stability ±ppm
PART NUMBERING
Example: 3 GDF62 B-80N-60.000
A
B
C
D
E
25
50
100
25
50
0°~+70°C
0°~+70°C
0°~+70°C
-40°~+85°C
-40°~+85°C
-40°~+85°C
Supply Voltage
3 = +3.3V
Series Designator
GDF62
F
100
Stability over temperature range
(See table)
Pullability in ±ppm
Pullability determinator
N = minimum
If non-standard frequency stability is required
Use ‘I’ followed by stability, i.e. I20 for ±20ppm
ENABLE/DISABLE FUNCTION
Tristate Pad
Status
Output Status
M = maximum
T = Typical
Not connected
Below 0.3Vdd
LVDS and Complimentary LVDS enabled
Both outputs are disabled (high impedance)
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 info@euroquartz.co.uk www.euroquartz.co.uk