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OPEP-33-B4L3R
DELTA ELECTRONICS, INC.
5 Revision: S1
03/27/2007
www.deltaww.com
6. Pin Description
Tx/Rx Pin No. I/O Pin Name Description
1
VeeR
Receiver Ground
2
VccR
+3.3V Receiver Power Supply
3 O
SD Normal Optical Input indicated by logic “High”, and No Optical
Input indicated by logic “Low”.
4 O
RD(n)
Inverted Receiver Data Output
Rx
5 O
RD(p)
Non-Inverted Receiver Data Output
6
VccT
+3.3V Transmitter Power Supply
7
VeeT
Transmitter Ground
8 I
Tx_Dis
LVTTL Logic “High” or “Open” to Disable Transmitter, and Enable
Transmitter by Logic “Low”.
9 I
TD(p)
Non-Inverted Transmitter Data Input
Tx
10 I
TD(n)
Inverted Transmitter Data Input
MS
Mounting studs/ connect this pin to Chassis ground
Bottom View
MS
MS