MITSUBISHI (OPTICAL DEVICES)
MF-156DS-TR123-030/040/050
SONET/SDH TRANSCEIVER
NOTE3: Laser bias / Laser backface monitor interface.
LD Module
A.P.C
Laser
bcuarcrkefnatcme onitor
Laser bias
current monitor
NOTE4: LVPECL Output interface
Receiver
Data / Clock
LVPECL
Data / Clock
NOTE5: Data and Clock relationship
Data
50ohm
Vcc-2V
Clock
Td
45% < Clock duty < 55%
Td < 800psec.
NOTE6: Signal detect interface
Receiver
Optical signal OFF
ON
Signal detect activated deactivated Vcc
Gnd
Signal detect
LVTTL