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6. Pin Description | 
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Tx/Rx | Pin No. | I/O  | Pin Name | Description | |||
  | 1  | 
  | VeeR  | Receiver Ground  | |||
  | 2  | 
  | VccR  | +3.3V Receiver Power Supply  | |||
Rx  | 3  | O  | SD  | Normal Optical Input indicated by logic “High”, and No Optical  | |||
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  | Input indicated by logic “Low”.  | |||||
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  | 4  | O  | RD(n)  | Inverted Receiver Data Output  | |||
  | 5  | O  | RD(p)  | ||||
  | 6  | 
  | VccT  | +3.3V Transmitter Power Supply  | |||
  | 7  | 
  | VeeT  | Transmitter Ground  | |||
Tx  | 8  | I  | Tx_Dis  | LVTTL Logic “High” or “Open” to Disable Transmitter, and Enable  | |||
Transmitter by Logic “Low”.  | |||||||
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  | 9  | I  | TD(p)  | ||||
  | 10  | I  | TD(n)  | Inverted Transmitter Data Input  | |||
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  | MS  | Mounting studs/ connect this pin to Chassis ground  | |||
MS
Bottom View
MS
5  | Revision: S0  | 
  | 10/12/2006  | 
DELTA ELECTRONICS, INC.  | www.deltaww.com  |