MITSUBISHI (OPTICAL DEVICES)
MF-622DS-T12-43x/45x/46x
MF-622DS-R13-24x
SONET/SDH TRANSMITTER & RECEIVER
NOTE3: Laser bias / Laser backface monitor Interface.
PD
LD
Transmitter
LD
Module
3Kohm
200ohm
3Kohm
A.P.C.
Curcuit
3Kohm
10ohm
3Kohm
Laser backface
current monitor
Laser bias
current monitor
NOTE4: PECL Output interface
DC-coupled
Receiver
Data / Clock
Data / Clock
PECL
AC-coupled
Receiver
Data / Clock
Data / Clock
0.1uF
0.1uF
Vcc-2V
0.1uF
NOTE5: Signal Detect Interface
Receiver
Optical Signal OFF
ON
Signal Detect
Signal Detect
PECL
Signal Detect
Signal Detect