PM5371 TUDX
DATA SHEET
PMC-920525
ISSUE 6
SONET/SDH TRIBUTARY UNIT CROSS CONNECT
CONTENTS
1
2
3
4
5
6
7
8
9
FEATURES ....................................................................................1
APPLICATIONS .............................................................................2
REFERENCES ..............................................................................3
APPLICATION EXAMPLES ...........................................................4
BLOCK DIAGRAM.........................................................................7
DESCRIPTION ..............................................................................9
PIN DIAGRAM .............................................................................10
PIN DESCRIPTION .....................................................................11
FUNCTIONAL DESCRIPTION ....................................................23
9.1
9.2
9.3
INPUT BUS FORMATTER ................................................23
OUTPUT BUS FORMATTER............................................23
SWITCHING ELEMENT ...................................................24
9.3.1 DATA MEMORIES ..................................................25
9.3.2 CONNECTION MEMORY ......................................25
9.3.3 TIMING GENERATOR ...........................................26
9.3.4 OUTPUT MULTIPLEXER .......................................26
9.3.5 COMMON BUS INTERFACE .................................26
9.4
10
11
MICROPROCESSOR INTERFACE ..................................27
NORMAL MODE REGISTER DESCRIPTION.............................28
TEST FEATURES DESCRIPTION ..............................................47
11.1
I/O TEST MODE ...............................................................51
12
OPERATION ................................................................................53
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
i
PMC [ PMC-SIERRA, INC ]
