Safran SATCORE Series User Manual page 38

SATCORE SERIES
USER's MANUAL
2.2.2.2.2 TT&C M
ODEM TIME
External Reference
 Input port
 Frequency
 Impedance
 Level
Internal Reference
 Frequency
 Frequency stability
Time Code Reference
 Time code
 Amplitude
 Impedance
 Polarity and direction
 Error by-pass
 1-PPS input
 Time tagging accuracy
 Flywheel mode
 Leap second & leap year management : Yes
ZODIAC DATA SYSTEMS PROPRIETARY
&
REFERENCE CHARACTERISTICS
1 port
5 or 10 MHz sine or square
50 
0.5 to 5 Vpp
DC max. =  4 V
10 MHz
  5 ppm ageing first year
  2 ppm ageing following years
  15 ppm vs temperature variations (5° to 40°)
IRIG-B or NASA-36
6 Vpp max
1 M
Positive and forward
7 frames
Yes. TTL. Maximum rise and fall time : 20 ns
 50 s (without external 1-PPS),  100 ns (with external 1-PPS)
Yes
D102751
ZDS Ref : Issue : 1 Rev.: 0
Date : July 11, 2019
Page 36