Product overview
SYN32.768MHzGPS Beidou PLL module is a high precision frequency standard designed and developed by Xi'an synchronous Electronic Technology Co., Ltd. , Receive GPS Beidou dual-mode satellite The signal synchronize the output frequency of the thermostatic crystal oscillator. GPS Beidou The satellite cesium atomic clock signal improves the long-term stability and accuracy of the frequency signal, provides the high precision time frequency standard of the cesium clock magnitude, and is a cost-effective time-frequency product replacing the cesium clock by communication, broadcasting and other departments.
Key word : High precision clock source , GPS tamed crystal oscillator , GPS crystal oscillator , Reference frequency source
1) provide 1 way standard. Thirty-two point seven six eight MHz sine signal;
2) provide 1 way 1PPS pulse signal;
3) provide 1 way RS232 time signal;
Product characteristics
A) High stability;
B) Low phase noise ;
C) High reliability;
D) It can work steadily for a long time.
Typical application
1) Standard instrument for measuring time and frequency ;
2) Aerospace, aircraft tracking and measurement and control, communications, astronomy, meteorology ;
3) Synchronous broadcasting, digital TV, single frequency network system and synchronous acquisition system;
4) Wireless base station, network synchronization.
Technical index
output signal | 32.768MHz (customizable 200MHz internal frequency point) | Routes | 1 way |
wave form | sine | ||
Frequency accuracy | Less than 1E-12 (track to GPS signal average after 24 hours) | ||
Less than 5E-10 (when the GPS signal fails, the accuracy is maintained in 24 hours). | |||
Physical interface | SMA | ||
1PPS pulse signal | Routes | 1 way | |
level | TTL | ||
Synchronization accuracy | Less than 30ns (RMS) | ||
Effective level | Rising edge | ||
Physical interface | SMA | ||
Environmental characteristics | working temperature | 0 C ~ + 50 C | |
relative humidity | Less than 90% (40 C) | ||
Storage temperature | -30 C ~ + 70 C | ||
Power supply | 5V DC power 3.5W | ||
Chassis dimensions | Length * width * height: 150mm * 130mm * 20MM; |