Temperature Compensated Crystal Oscillator
TX-500
Features EFC Standard Standard Surface Mount Package Low Phase Noise Option Low Profile
Typical Applications PCS Base Stations Land Mobile Radio Cellular Telephony Radio in the Local Loop
Previous Vectron Model Numbers Frequency Range
Standard Frequencies
C2310; STO50; STO50S3; STO50S3-01 6.4 MHz – 800 MHz
10; 12.288; 12.8; 19,44; 20; 20,48; 77,76; 100MHz
Frequency stabilities1 [Standard TCXO]
Parameter
vs. operating temperature range (Referenced to +25°C)
Min
-2.5 -1.0 -2.5 -1.0 -1.0 -0.5
Typ
Max.
+2.5 +1.0 +2.5 +1.0 +1.0 +0.5
Units
ppm ppm ppm ppm ppm ppm
Operating temperature range
-40 … +85°C -40 … +85°C -20 … +70°C -20 … +70°C 0 … +50°C 0 … +50°C
Parameter
Initial tolerance vs. supply voltage change vs. load change vs aging /1. Year
Min
- 1.5 - 0.2 - 0.2 - 1.0
Max
+1.5 +0.2 +0.2 +1.0
Units
ppm ppm ppm ppm
Condition
at time of shipment, nominal EFC VS ± 5% Load ± 10%
htttp://www.vectron.com Vectron International•267 LowellRoad, Hudson, New Hampshire 03051•Tel:+1-88-VECTRON-1 Vectron International GmbH & Co. KG • Landstraße, 74924 Neckarbischofsheim, Germany • Tel: +49 7268 801 100 TX-500 page: 1/6
Options5
Frequency stabilities1 [Stratum 3 TCXO]
Parameter
vs. operating temperature range (Referenced to +25°C)
Min
-0.8 -0.28 -0.8 -0.28 -0.28
Typ
Max
+0.8 +0.28 +0.8 +0.28 +0.28
Units
ppm ppm ppm ppm ppm
Operating temp range
-30 … +85°C -20 … +70°C -20 … +70°C 0 … +50°C
Parameter
Min
Max
Units
Condition
Initial tolerance vs. supply voltage change vs. load change vs. aging/ 20 years overall tolerance
-1.0 -0.2 -0.1 -2.5 -4.6
+1.0 +0.2 +0.1 +2.5 +4.6
ppm ppm ppm ppm ppm
at time of shipment, nominal EFC VS ± 5% Load ± 10% Note: * Stratum 3 per GR-1244-CORE:
