Specifications

SDM-300L3 Satellite Modem Revision 0
Clocking Options MN/SDM300L3.IOM
6–4
TXCLOCK = TX TERRESTRIAL
TXCLOCK = TX TERRESTRIAL
TRANSMIT
TRANSMIT
INTERNAL
OSCILLATOR
INTERNAL
OSCILLATOR
HIGH
STABILITY
OSCILLATOR
HIGH
STABILITY
OSCILLATOR
SATELLITE
SATELLITE
CLOCK
RECOVERY
CLOCK
RECOVERY
BUFFER
BUFFER
RD
RD
RT
RT
BUFFER CLOCK = TX TERRESTRIAL
BUFFER CLOCK = TX TERRESTRIAL
MASTER
BOP
BOP
DTS
DTS
EXT REF
EXT REF
RECEIVE
RECEIVE
SD
SD
TT
TT
ST
ST
MA
S
TER
TX
TERRESTRIAL
TX
TERRESTRIAL
CLOCK
DATA
CLOCK
DATA
Figure 6-1
. EIA-422, EIA-232, OR V.35 MASTER/MASTER CLOCKING DIAGRAM