Preliminary Information
RX_SD
RX_SD
1,4
MFR62340A-J
9,12
RX_SD
5,8
Do1c
Do1
:
Do4
Do5
:
Do8
Do9
:
Do12
:
:
:
:
:
:
:
:
:
TIA/Limiting
Amplifier
PIN
Array
Do4c
Do5c
1
2
3
4
5
6
7
8
9
10
11
12
TIA/Limiting
Amplifier
PIN
Array
Optical
Inputs
Do8c
Do9c
TIA/Limiting
Amplifier
PIN
Array
Do12c
V
CC
Gnd
Figure 2 - Block Diagram
V
cc
100Ω
100Ω
100 nF
DoN
Z
O
=100Ω Differential
Z
O
=100Ω Differential
DoNc
100 nF
Figure 3 - Data Output Equivalent Circuit
MFR62340A-J CML Output
+3.3V
100nF
Z
O
=100Ω Differential
100nF
AC coupling capacitors are included
in the module
Recommended CML Input
Z
IN
=100Ω
Differential
Figure 4 - Differential CML Interface
5