EURO
QUARTZ
FEATURES
Sine Wave output VCXO
Output 10k //10pF load, 1.0V p-p
Harmonics < 25dBc
Low current consumption
GSR57 Sine Wave VCXOs
7 x 5 x1.8mm SMD Sine Wave VCXO
OUTLINE & DIMENSIONS
DESCRIPTION
GSR57 sine wave VCXOs provide a true sine wave out output. The
VCXOs are packaged in the industry-standard, 6 pad 7 x 5 x 1.8mm
SMD package. The VCXO is produced to close tolerances and has low
current consumption.
SPECIFICATION
Frequency Range:
Input Voltage:
Frequency Stability:
Control Voltage Centre:
Initial Frequency Accuracy:
Control Voltage Range:
Frequency Deviation Range:
Output Wave Form:
Output Level:
Harmonics:
Phase Noise:
Current Consumption
Supply = 2.8V:
Supply = 3.3V:
Supply = 5.0V:
Start-up Time:
Storage Temperature:
Sub-Harmonics:
Ageing:
Enable/Disable:
10.0MHz to 30.0MHz
+2.8V, +3.3V±5% or +5.0VDC ±5%
See table
+2.5 VDC
±15ppm with Conrol V at +2.5VDC
+0.5V to +4.5VDC
±100ppm typical*
True Sine Wave
10k //10pF load, 1.0V p-p
<-25dBc
-130dBc/Hz at 1kHz offset
1.0mA
1.1mA
1.2mA
2.0ms typical
-50° to +125°C
None
±5ppm per year maximum
Output is high impedance (disabled)
when E/D pad/pin is taken LOW.
Disable time is 150ns maximum
Fully compliant
RoHS Status:
* Wider pulling range available
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
Supply Voltage
3 = 3.3 Volts
5 = 5.0 Volts
Series Designation
GSR57
Frequency Stability
See table
Pull Range
±ppm
Pull Range Code
M = Maximum
N = Minimum
T = Typical
Frequency
MHz
PART NUMBERING
Example:
3GSR57-A-80N-25.000
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 Email: info@euroquartz.co.uk www.euroquartz.co.uk
FPGA/CPLD
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