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參數資料
| 型號： | TY245AD3 |
| 廠商： | Raltron Electronics Corporation |
| 英文描述： | DIGITAL TCXO |
| 中文描述： | 數字TCXO |
| 文件頁數： | 1/3頁 |
| 文件大小： | 191K |
| 代理商： | TY245AD3 |
DIGITAL TCXO
RALTRON ELECTRONICS CORP.
§
10651 N.W. 19
t h
St
§
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
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
n
ELECTRICAL SPECIFICATION**
PARAMETER
SYMBOL
Supply voltage, nom.
Vs
Supply current, max.
Is
Frequency, nom.
fo
CONDITIONS
VALUE
UNIT
V
mA
MHz
Vs±5%
Vs, nom. / Ta=25°C
-
3.0
2.0 to 5.0
10.000 to
40.000
±4.6
5.0
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)
fc/fo
Ta=-40°C to + 85°C
ppm
fc/fo
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
-
±0.37
ppm
±0.30
±0.28
+0.25…+2.25
-5 …-10
+5 …+10
100
ppm
ppm
V
PPM
PPM
k
Control voltage range
Frequency Adjustment Range
Vc
f/fo (Vc)
Voltage control (pin 1) input
impedance, min.
Jitter (peak to peak), max
(Fnom = 20 MHz)
Phase noise SSB @ freq.offset, max
(Fnom = 20 MHz)
Z
in
J(f)
Offset
f = 12kHz to 20MHz
10
ps
￡ (
f)
f=10Hz
f=100Hz
f=1kHz
f
≥
10kHz
Load = 15pF
Load=10 k
||20pF
-80
-110
-130
-145
0.9Vcc / 0.1Vcc
0.7
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
V
Vp-p
HCMOS output levels
Clipped Sine
n
ENVIRONMENTAL SPECIFICATION
Storage temperature range
Vibration
VOH/VOL
Vout
-
-
-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, sine, 3 bumps, 6 directions
All parameters within initial
limits
All parameters within initial
limits
Mechanical shocks
-
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.
§
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