Raltron Electronics Corporation 10651 NW 19th St. Miami, Florida 33172 U.S.A.
Tel: 305-593-6033 Fax: 305-594-3973 e-mail: sales@raltron.com Internet: http://www.raltron.com
VOLTAGE CONTROLLED CRYSTAL OSCILLATORS
SERIES VH6131
2488.32 MHz
SPECIFICATIONS
NOMINAL FREQUENCY
2488.32 MHz
FREQUENCY STABILITY OVER TEMPERATURE RANGE
(REFERENCED TO 25C)
25 PPM MAX OVER 0C TO +70C AT VC = +2.5 VDC AND STANDARD LOAD
OPERATING TEMPERATURE RANGE
0C TO +70C
STORAGE TEMPERATURE RANGE
-40C TO +85C
AGING CHARACTERISTICS
5.0 PPM MAX FOR THE FIRST YEAR AND 10 PPM MAX FOR 10 YEARS
OUTPUT WAVEFORM
SINEWAVE
OUTPUT LEVEL: 0 dBm
HARMONIC SUPPRESSION: -10 dBc TYPICAL
REFERENCE SUPPRESSION: -50 dBc MIN AT 9.72 MHz AWAY FROM CARRIER
LOAD
50 OHMS
FREQUENCY STABILITY OVER LOAD VARIATION
3.0 PPM MAX FOR 10% VARIATION AT VC = +2.5 VDC, VCC = +12.0 VDC AT 25C
SUPPLY VOLTAGE
+7.0 TO +12.0 VDC 5%
FREQUENCY STABILITY OVER SUPPLY VOLTAGE
VARIATION
1.0 PPM MAX FOR 5% VARIATION AT VC = +2.5 VDC AND STANDARD LOAD AT
25C
SUPPLY CURRENT
100 mA MAX AT VC = +2.5 VDC, VCC = +12.0 VDC AND STANDARD LOAD AT 25C
FREQUENCY ADJUSTMENT
50 PPM MIN OVER CONTROL VOLTAGE RANGE AT VCC = +5.0 V AND STANDARD
LOAD AT 25C
NOMINAL CONTROL VOLTAGE (VC)
+2.5 VDC
SETTABILITY AT Vfo
+2.5 VDC 0.5 VDC
CONTROL VOLTAGE RANGE
+0.5 TO +4.5 VDC
LINEARITY
15 % MAX OF BEST STRAIGHT LINE FIT
SLOPE
POSITIVE
MODULATION FREQUENCY BANDWIDTH
10 KHz (-3dB) MIN
INPUT IMPEDANCE
50 KOHM MIN
PHASE NOISE (TYPICAL)
SEE GRAPH OF PHASE NOISE CHARACTERISTICS
2.00 SQ.
50.8 SQ.
.500 .50
12.7 0.2
.76
.030
.680
17.26
1.36
34.52
MARKING
LABEL
1
34.52
1.36
.24
6.0
PIN 2
PIN 3
PIN 4
PIN 5
PIN 1
OUTLINE DRAWING
PHASE NOISE CHARACTERISTICS
PART NUMBERING SYSTEM
EXAMPLE:
VH6131*-LZ-30-2488.32 MHz
PIN
FUNCTION
PIN 1
V CONT
PIN 2
N/C
PIN 3
OUTPUT
PIN 4
CASE/GROUND
PIN 5
+12 VDC
PIN CONNECTION
-80
-75
-108
-78
-120
-100
-80
-60
-40
-20
0
1 KHz
10 KHz
100 KHz
1 MHz
Offset from carrier
dBc
SERIES
-
TEMPERATURE
CODE
-
FREQUENCY
ADJUSTMENT
-
FREQUENCY
VH6131*
LZ
30
2488.32 MHz
PLL DESIGN
TOLERANCE AND STABILITY TO
10 PPM
CUSTOM SPECIFICATIONS AVAILABLE
FEATURES
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