TU4045A-D3-0.30-40.000STR3 [RALTRON]
Oscillator;
| 型号： | TU4045A-D3-0.30-40.000STR3 |
| 厂家： | 
Raltron Electronics Corporation |
| 描述： | Oscillator |
| 文件： | 总2页 (文件大小：48K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
DIGITAL TCXO
DIP 14 STRATUM 3 DIGITAL TCXO TU045A 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
Supply voltage, nom.
SYMBOL
CONDITIONS
VALUE
UNIT
V
Vs
Vs° 5%
3.3
5.0
HCMOS / LVCMOS Supply current, max. Is
CLIPPED SINWAVE
Vs, nom. / Ta=25£C
12.0 to 20.0
2.0 to 5.0
mA
Frequency, nom.
fo
Dfc/fo
-
10.000 to 40.000
° 4.6
MHz
ppm
Overall frequency stability over 10 years
of operation including Initial Frequency
Calibration
Ta=-40£C to + 85£C
Frequency drift during 24 hours of
continuous operation, max (See note 1)
Ta=-40£C to + 85£C
or
° 0.37
ppm
Dfc/fo
Ta 0£C to + 70£C
Ta=-40£C to + 85£C
or
Temperature Stability (See note 2)
° 0.30
ppm
Ta=0£C to + 70£C
Offset Df = 12kHz to 20MHz
° 0.28
10
ppm
ps
Jitter (peak to peak), max
(Fnom = 20 MHz)
J(f)
Phase noise SSB @ freq.offset, max
(Fnom = 20 MHz)
-80
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
… (Df)
Df=10Hz
Df=100Hz
Df=1kHz
Df ³ 10kHz
Load = 15pF
Load=10 kW||20pF
Load = 15pF
-110
-130
-145
HCMOS output levels
Clipped Sine
Duty Cycle
VOH/VOL
Vout
0.9Vcc / 0.1Vcc
0.7
45 to 55
V
Vp-p
%
Raise/Fall time, max
Tr/Tf
Load = 15pF
4
ns
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ENVIRONMENTAL SPECIFICATION
Storage temperature range
-
-
-45°C½ .+85°C
Vibration
IEC 68-2-6, test Fc:
All parameters within initial
10..500 Hz, 10g, 2 h, 3 directions
IEC 68-2-27, test Ea:
100g, “ sine, 3 bumps, 6 directions
limits
All parameters within initial
limits
Mechanical shocks
-
Notes:
1. The TCXO is not designed to lock on any external references. 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±Cꢀ 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.
RALTRON ELECTRONICS CORP. §10651 N.W . 19t 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
DIGITAL TCXO
§ HOW TO ORDER (PART NUMBER)
Prefix Output Type
Series
Revision Temperature Range Stability Frequency
First letter Lowest
Temperature,
TU
0: CLIPPED SINE
45:045
A
Value x
In MHZ
2:HCMOS
4:LVCMOS
Second letter Highest 10E-6
Temperature:
LZ: +0±C to +70±C
D3: -40±C to +85±C
Example
0.28=
0.28PP
M
0.3=
0.3PPM
Example:
TU2045A-LZ - 0.28 -19.440 ꢀ S T R 3
Stratum 3
Frequency 19.44MHz
Temp Stability = 0.28 x 10E-6 = ° 0.28 PPM
Operating Temp Range = 0£C to +70£C
Revision "A"
Series
Output HCMOS
Prefix: Digital TCXO
§
MECHANICAL SPECIFICATION
HEIGHT, MAX. ”H䀄:
0.34䀄 / 8.6mm
OUTLINE TOLERANCE:
° 0.015䀄 / 0.4mm
PIN FUNCTIONS:
[1] NOT CONNECTED
[3] NOT CONNECTED**
[7] CASE / GROUND
[8] RF OUTPUT
[12] NOT CONNECTED**
[14] SUPPLY VOLTAGE
NOTE:
DENOTES PIN 1 LOCATION
RALTRON ELECTRONICS CORP. §10651 N.W . 19t 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
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