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PM7345 датащи(PDF) 21 Page - PMC-Sierra, Inc

номер детали PM7345
подробное описание детали  SATURN USER-NETWORK INTERFACE FOR ATM PLESIOCHRONOUS DIGITAL HIERARCHY DATACOM
PDF  306 Pages
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производитель  PMC [PMC-Sierra, Inc]
домашняя страница  http://www.pmc-sierra.com
Logo PMC - PMC-Sierra, Inc

PM7345 датащи(HTML) 21 Page - PMC-Sierra, Inc

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PM7345 S/UNI-PDH
DATA SHEET
PMC-931011
ISSUE 6
SATURN USER-NETWORK INTERFACE
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
7
Figure 1
- DS3 and E3 User Network Interface
Optional
DS3/E3/PLCP
Overhead
Processor
( eg. tester
application)
PM7345
S/UNI-PDH
SATURN
User-Network
Interface for
PDH
ATM/SMDS
Adaptation
Layer
Processor
(eg. SAR or
policing
functions)
SSI
78P7200
E3/DS3
LIU
RPOS
RNEG
RCLK
TPOS
TNEG
TCLK
RPOS/RDAT
RNEG/ROHM
RCLK
TPOS/TDAT
TNEG/TOHM
TCLK
TICLK
TIOHM
C13/CADD
TCELL
RCELL
A[7:0]
D[7:0]
ALE
RDB
WRB
CSB
RSTB
RRDENB
FRDB/RFCLK
RSOC
REOH
REOC
FRDATA[7:0]
RFIFOE/RCA
TWRENB
FWRB/TFCLK
TSOC
FWDATA[7:0]
TFIFOFB/TCA
TPOHCLK
TPOHFP
TPOHINS
TPOH
RPOHCLK
RPOHFP
RPOH
TOHCLK
TOHFP
TOHINS
TOH
ROHCLK
ROHFP
ROH
INTB
AD[15:0]
ALE
RDB
WRB
RESB
INT
From Master
reset circuitry
From chip select
decode circuitry
+5V
OSC
44.736 MHz
LINE
IN
INTERFACE
LINE
OUT
INTERFACE
AD[15:0]
ALE
RDB
WRB
RESB
INT
From Master
reset circuitry
From chip select
decode circuitry
OSC
44.736 MHz
or
34.368 MHz
RX
CELL
INTERFACE
TX
CELL
INTERFACE
Intel/
Motorola
Single Chip
µP
Layout information for the SSI 78P7200 E3/DS3 LIU is found in the OPERATION
section of this document. Please refer to it as an example of the E3 and DS3
configuration used by PMC-Sierra.1
1 Please contact Silicon Systems at (714) 573-6200 for detailed application information concerning the
78P7200 E3/DS3 LIU.



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