RX
TX
Mounting Studs/
Solder Posts
Top
View
RECEIVER SIGNAL GROUND
RECEIVER POWER SUPPLY
SIGNAL DETECT
1
2
3
4
5
10
9
TRANSMITTER DATA IN BAR
o
o
o
o
o
o
o
o
o
o
TRANSMITTER DATA IN
ꢀ
TRANSMITTER DISABLE (LASER BASED PRODUCTS ONLY)
TRANSMITTER SIGNAL GROUND
TRANSMITTER POWER SUPPLY
RECEIVER DATA OUT BAR
RECEIVER DATA OUT
7
6
Figure 3. Pin Out Diagram.
Pin Descriptions:
Pin 1 Receiver Signal Ground V RX: Pin 5 Receiver Data Out RD+:
Pin 9 Transmitter Data In TD+:
No internal terminations are
provided. See recommended
circuit schematic.
EE
Directly connect this pin to the
receiver ground plane.
No internal terminations are
provided. See recommended
circuit schematic.
Pin 2 Receiver Power Supply V
RX:
CC
Pin 6 Transmitter Power Supply
Pin 10 Transmitter Data In Bar TD-:
No internal terminations are
provided. See recommended
Provide +3.3 V dc via the
V
TX:
CC
recommended receiver power
supply filter circuit. Locate the
power supply filter circuit as
Provide +3.3 V dc via the
recommended transmitter power circuit schematic.
supply filter circuit. Locate the
Mounting Studs/Solder Posts
close as possible to the V RX
power supply filter circuit as
CC
The mounting studs are
provided for transceiver
mechanical attachment to the
circuit board. It is
recommended that the holes in
the circuit board be connected to
chassis ground.
pin.
close as possible to the V TX
CC
pin.
Pin 3 Signal Detect SD:
Normal optical input levels to
the receiver result in a logic “1”
output.
Pin 7 Transmitter Signal Ground
V
TX:
EE
Directly connect this pin to the
transmitter ground plane.
Low optical input levels to the
receiver result in a fault
condition indicated by a logic
“0” output.
Pin ꢀ Transmitter Disable T
:
DIS
No internal connection. Optional
feature for laser based products
only. For laser based products
connect this pin to +3.3 V TTL
logic high “1” to disable module.
To enable module connect to
TTL logic low “0”.
This Signal Detect output can be
used to drive a PECL input on
an upstream circuit, such as
Signal Detect input or Loss of
Signal-bar.
Pin 4 Receiver Data Out Bar RD-:
No internal terminations are
provided. See recommended
circuit schematic.
4
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