XRT7296



 

PIN DESCRIPTION (CONT’D)

Pin #

Symbol

Type

Description



40<

=

Bipolar Violation Output

 1   11 .  3  21  3 + + 

/   1    / ,+  /   /  1 0


7
 +



79

=

Receive Binary Data.

+  1   1 =*, , . 0=  75

&

75

=

Receive Negative Data.

)

0=

=

Receive Positive Data

"

#=

=

Receive Clock Output

 1 +  1   . #

!

@=

=

Driver Monitor Output.

.   @ +    @0  @75 .

!±

 # /+/; 
@=  11 ,+ 1 A @ +  /

%

@75

Monitor Ring Input

 @ + . 75 / 3 //  1  . +  .+*

, / ++- ,++ 11



@0

Monitor Tip Input

 @ + . 0 / 3 //  1  . +  .+,

/ ++- ,++ 11



57


Analog Ground

. + //,-



75

=

Transmit Ring Output

  @ +    1 +   G . .

1 



0

=

Transmit Tip Output.

 @ +    1 +   G . . 1





*

5V Analog Supply (

± 5%)

. + //,-

&

<

Transmit Level Select.

1  ,   1 ,  /., 1   

11 , , +  +, .
       ,  /3+ +

1 , , +  +,  0  75 / 3  3-  1  H11H 

H+2H 1 ,+ .  A< H11H  H+2H   3+2

81 1 /3+ +1  + 1  . A< , 3  H+2H '    1

 ,+  +  /./(

81 1 /3+ +1   1  .  + 1 & . A< - 3  

H11H  1 , , ,+ . 1 "%) / 2++  1
   ,+

 +  /./ >,

81 1 /3+ +1   1 & . 1 A< , 3  H11H '  

 1
   ,+  +  /./(

Note: This input pin is only active, for DS3 and STS•1 applications.

)



In-circuit Testing.

 +2  1  /, ++ +  + , ,     11**

/   ++2 . *//,  ++- ,++ 11

"

0


Receive Positive Data

 79  ,   1 / 3+/;  +  1 .++  .

#

!

7


Receive Negative Data

 79  ,  . 1 / 3+/;  +  .++  .

#

Note

DECODIS is high, RPOS and RNEG always track RPDATA and RNDATA respectively.