EURO
QUARTZ
7 x 5 x 1.8mm SMD VCXO
Frequency range 38MHz to 640MHz
LVPECL Output
Supply Voltage 3.3 VDC
Phase jitter 0.4ps typical (12kHz ~ 20MHz)
Pull range from ±30ppm to ±150ppm
DESCRIPTION
GPF576 PECL output VCXOs are packaged in 6 pad 7mm x 5mm
SMD. Typical phase jitter for GPF series VCXOs is 0.4 ps (at
156.250MHz) Applications include PLL, SONET/ATM, set-top boxes,
MPEG , audio/video modulation, video game consoles and HDTV.
GPF576 PECL VCXO
38.0MHz to 640.0MHz
OUTLINE & DIMENSIONS
SPECIFICATION
Frequency Range:
Supply Voltage:
Output Logic:
RMS Period Jitter:
Peak to Peak Jitter:
Integrated Phase Jitter:
Initial Frequency Accuracy:
Output Voltage HIGH (1):
Output Voltage LOW (0):
38.0MHz to 640.0MHz
3.3 VDC ±5%
LVPECL
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
Vdd-1.025V minimum
Vdd-0.880V maximum
Vdd-1.810V minimum
Vdd-1.620V maximum
From ±30ppm to ±150ppm
1.65 ±0.35 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
Compliant and lead (Pb) free
PHASE NOISE at 155.520MHz
Offset:
10Hz 100Hz
dBc/Hz:
-60
-90
1kHz
-115
10kHz
-125
100kHz 1MHz 10MHz
-119
-120
-140
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:
PHASE NOISE at 156.250MHz
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 ‘I’ followed by stability, i.e. I20 for ±20ppm
ENABLE/DISABLE FUNCTION
Tristate Pad Output Status
Status
Not connected LVPECL and Complimentary LVPECL enabled
Below 0.3Vdd Both outputs are disabled (high impedance)
Above 0.7Vdd
Both outputs are enabled
PART NUMBERING
Example:
3GPF576 B-80N-60.000
Supply Voltage
3 = +3.3V
Series Designator
GPF576
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
Embedded System
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