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VCXO
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VA2 SERIES: 9.3X8.5mm VCXO OSCILLATOR, HCMOS, +5.0 VDC
RALTRON ELECTRONICS CORP.
§
10651 N.W. 19
t h
St
§
Miami, Florida 33172
§
U.S.A.
phone: (305) 593-6033
§
fax: (305) 594-3973
§
e-mail: sales@raltron.com
§
WEB: http://www.raltron.com
DESCRIPTION: A crystal controlled, high frequency, highly stable, voltage controlled oscillator, adhering to HCMOS
Standards. The output can be Tri-stated to facilitate testing or combined multiple clocks. This oscillator is ideal for
today's automated assembly environments.
APPLICATIONS AND FEATURES:
Common Frequencies: 16.384 MHz; 19.44 MHz; 27 MHz; 38.88 MHz; 51.84 MHz; 77.76 MHz
+5.0 VDC HCMOS
Frequency Range from 1 to 100 MHz
n
ELECTRICAL PARAMETERS:
PARAMETER
SYMBOL
TEST CONDITIONS
*1
VALUE
UNIT
Nominal Frequency
Supply Voltage
Supply Current
Output Logic Type
Load
fo
Vcc
Is
Voh
Vol
Connected from output to ground
1.000 ~ 100.000
+5.0
±
5%
35.0 MAX
HCMOS
15
0.9 * Vcc MIN
0.1 * Vcc MAX
40/60 to 60/40 or 45/55 to
55/45
6.0 MAX
*2
1 TYP
MHz
VDC
mA
pF
VDC
VDC
Output Voltage Levels
Duty Cycle
DC
Measured at 50% of Vcc
%
Rise / Fall Time
Jitter
Overall Frequency Stability
tr / tf
J
f/fc
Measured at 20/80% and 80/20% Vcc Levels
RMS, Fj = 12 kHz…20 MHz
Op. Temp., Aging, Load, Supply and Cal. Variations
ns
ps
ppm
*3
Control Voltage Range
VC
Positive slope; 10% linearity MAX
0 to +5.0
VDC
Settability
Vfo
Minimum guaranteed freq. pull over
f/fc
+2.5
±
0.5
See Part Numbering
VDC
Absolute Pull Range
APR
ppm
k
kHz
VDC
VDC
VDC
Input Impedance
Zin
10 MIN
Modulation Bandwidth
Pin 1 Output Enabled
Output Disabled
Absolute voltage range
*1 Test Conditions Unless Stated Otherwise: Nominal Vcc, Nominal Load, +25
±
3
°
C
*2 Frequency Dependent
*3 Not All APR’s Available With All Temperature Ranges—Please Consult Factory For Availability
n
ENVIRONMENTAL PARAMETERS:
BW
En
Dis
Vcc(abs)
-3 dB
High Voltage or No Connect
Ground
Non-Destructive
10 MIN
0.7
Vcc MIN
0.3
Vcc MAX
-0.5…+7.0
PARAMETER
SYMBOL
TESTCONDITIONS
*1
VALUE
UNIT
Operating temperature range Ta
SEE PART NUMBER TABLE
°
C
°
C
Storage temperature range
n
PART NUMBERING SYSTEM:
T(stg)
-55…+90
SERIES
SYMMETRY
TEMPERATURE
RANGE (°C)
R: 0…+50
S: 0…+70
U: -20…+70
W: 0….+85
V: -40…+85
APR
(ppml)
FREQUENCY
(MHz)
1.000…100.000
VA2: VCXO
with HCMOS
Output
A: 40/60 to 60/40%
T: 45/55 to 55/45%
F:
±
32 ppm
H:
±
50 ppm
K: ±70PPM
G:
±
80 ppm
J:
±
100 ppm
L: ±130 ppm
EXAMPLE:
VA2ASH-38.880
VCXO Oscillator, 9.3X8.5mm Package, +5.0 VDC Supply Voltage, HCMOS Output, Standard Symmetry, 0…+70
°
C Operating
Temperature Range,
±
50 ppm APR, 38.880 MHz