DIGITAL TCXO
Rev C.
SMT STRATUM 3 DIGITAL TCXO 230 SERIES
n
FEATURES:
−
Fully meeting free run frequency accuracy and 24 hours maximum frequency drift requirements for
STRATUM 3 according to Telecordia GR-1244-CORE (Issue 2)*
−
Very low power consumption suitable for portable and/or battery operated equipment
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ELECTRICAL SPECIFICATION**
PARAMETER
Supply voltage, nom.
Supply current, max.
Frequency, nom.
Overall frequency stability over 10
years of operation including Initial
Frequency Calibration
Frequency drift during 24 hours of
continuous operation, max (See note
1)
Temperature Stability (See note 2)
SYMBOL
Vs
Is
fo
∆fc/fo
CONDITIONS
Vs±5%
Vs, nom. / Ta=25°C
-
Ta=-40°C to + 85°C
VALUE
3.0
5.0
2.0 to 5.0
10.000 to
40.000
±4.6
UNIT
V
mA
MHz
ppm
∆fc/fo
Control voltage range
Frequency Adjustment Range
Voltage control (pin 1) input
impedance, min.
Jitter (peak to peak), max
(Fnom = 20 MHz)
Phase noise SSB @ freq.offset, max
(Fnom = 20 MHz)
Vc
∆f/fo
(Vc)
Z
in
J(f)
£ (∆f )
Ta=-40°C to + 85°C
or
Ta 0°C to + 70°C
Ta=-40°C to + 85°C
or
Ta=0°C to + 70°C
-
Vc= 0.25V
Vc= Vs-0.25V
-
Offset
∆f
= 12kHz to 20MHz
∆f=10Hz
∆f=100Hz
∆f=1kHz
∆f ≥
10kHz
Load = 15pF
Load=10 kΩ||20pF
-45°C….+85°C
IEC 68-2-6, test Fc:
10..500 Hz, 10g, 2 h, 3 directions
IEC 68-2-27, test Ea:
100g, �½ sine, 3 bumps, 6 directions
±0.37
ppm
±0.30
±0.28
+0.25…+2.25
-5 …-10
+5 …+10
100
10
-80
-110
-130
-145
0.9Vcc / 0.1Vcc
0.7
ppm
ppm
V
PPM
PPM
kΩ
ps
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
V
Vp-p
n
HCMOS output levels
Clipped Sine
ENVIRONMENTAL SPECIFICATION
Storage temperature range
Vibration
Mechanical shocks
VOH/VOL
Vout
-
-
-
All parameters within initial
limits
All parameters within initial
limits
Notes:
1. The 24 hours drift can be measured any time after minimum 1 hour from initial turn on. Please contact factory
for details.
2. The Temperature Stability is calculated with regard to frequency reading at 25°C±1°C.
* Telecordia is a trademark of Telecordia Technologies
** This specification is typical. Other frequencies, output types and custom parameters are available. Please,
contact factory for details.
§
NOT FOR REFLOW PROCESS
RALTRON ELECTRONICS CORP.
§
10651 N.W. 19
th
S t
§
Miami, Florida 33172
§
U.S.A.
phone: +001(305) 593-6033
§
fax: +001(305)594-3973
§
e-mail: sales@raltron.com
§
internet: http:/www.raltron.com
RALTRON [ Raltron Electronics Corporation ]
