Product overview
SymmetricomThe new generation of rubidium atomic oscillator, which is a substitute for X72, has the characteristics of wide stability range and stable product quality.
Product function
1) It provides a standard 10MHz sine signal.
2) Synchronous 1 PPS input / output;
3) RS-232Management control interface.
4) Small package, suitable for a variety of applications requiring small volume rubidium clock.
5) Low working voltage;
6) RoHS certification.
Product characteristics
A) Ultra low power saving mode;
B) Locking function;
C) Working in wide temperature range;
D) Super small volume, high reliability.
Typical application
1) Underwater sensor network;
2) Telecommunication network, CDMA network;
3) Portable testing and measuring equipment;
4) Synchronization between central station and network node.
Technical index
RF output | frequency | 1.5442048,5,9.8304,10,10.24,10.29,13,15MHz |
level | ACMOS |
Range | 5V |
Routes | 1 way |
1PPSoutput | Rising edge | < 5ns |
pulse width | 400ns |
level | VL < 0.5V, VH > 4.5V |
load | 15pF |
Routes | 1 way |
1PPSinput | Interface | Rising edge is effective. |
Routes | 1 way |
serial communication | Interface protocol | RS232 |
Interface form | 5V |
Tx/Rx impedance | 1M Omega |
baud rate | Fifty-seven thousand and six hundred |
Power input | Preheating power consumption | < 18.5W (25 C) |
Post steady power consumption | < 10W (25 C) |
input voltage | 5 + 0.5VDC (< 100mA) 15 + 0.75VDC (< 1.2A) |
Physical size | size | 23.1x78.2 x 112.4mm |
weight | < 428.5g |
MTBF | > 287 thousand hours |
Electrical characteristics | working temperature | -10 C ~ + 5% C |
Frequency change (full temperature range) | < 1E-10 (AP1) |
< 3E-10 (AP2) |
< 2E-10 (AP2A) |
< 3E-9 (AP3) |
Frequency variation (full voltage range) | < 2E-11 (5V) < 3E-11 (15V) |
Storage temperature | -55 centigrade + 100 degrees centigrade. |
performance parameter | Short steady | Less than 3E-11/1s Less than 1E-11/10s Less than 3E-11/100s |
Phase noise (10MHz) | Less than -72dBc/Hz (1Hz) Less than -90dBc/Hz (10Hz) Less than -128dBc/Hz (100Hz) Less than -140dBc/Hz (1KHz) Less than -148dBc/Hz (10KHz) |
Shake | Less than 10ps (RMS) |
Accuracy (factory settings) | + 5E-11 |
Reproducibility | + 2E-11 |
Aging rate | AP1 | 4E-11/ months |
AP2 | 5E-11/ months |
AP2A | 3.5E-10/ months |
AP3 | 3E-10/ months |
Digital regulation frequency | Range | + 1E-6 |
Minimum step | 1E-12 |
Analog regulation | Range | + 1.5E-9 |
input voltage | 0 ~ 5V |
Preheating time | < 5E-8 | 5 minutes |
< 1E-9 | 7.5 minutes |
Installation dimensions:
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