Appendix A. Pinouts

Table A-2. HSSI Interface Pin Assignments

Pin #

Pin #

Direction

Description

(+ side)

(- side)

 

 

 

 

 

 

1

26

 

Signal Ground (SG)

2

27

O

Receive Timing (RT)

3

28

O

DCE Available (CA)

4

29

O

Receive Data (RD)

5

30

O

Loopback Circuit C (LC)

6

31

O

Send Timing (ST)

7

32

 

Signal Ground (SG)

8

33

I

DTE Available (TA)

9

34

I

Terminal Timing (TT)

10

35

I

Loopback Circuit A (LA)

11

36

I

Send Data (SD)

12

37

I

Loopback Circuit B (LB)

13

38

 

Signal Ground (SG)

14-18

39-43

I

Five Ancillary to DCE

19

44

 

Signal Ground (SG)

20-23

45-48

O

Five Ancillary from DCE

24

49

O

Test Mode (TM)

25

50

 

Signal Ground (SG)

A-2

T3SU 300 User Manual

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Image 94
ADTRAN T3SU 300 user manual Signal Ground SG