PM7346 S/UNI-QJET
DATASHEET
PMC-960835
ISSUE 6
SATURN QUAD USER NETWORK INTERFACE FOR J2, E3, T3
5
BLOCK DIAGRAM
Figure 4
- Normal Operating Mode
IEEE P1149.1
DTCA [4:1]
JTAG Test
Tx
O/H
Access
XBOC TDPR
Tx Tx
FEAC HDLC
1/2 TTB
Tx Trail
Buffer
TDAT[15:0]
Access Port
TPRTY
TSOC
TCA
TRAN
J2, E3, or DS3
Transm it
TADR[4:0]
TENB
TFCLK
SPLT
Transmit ATM
and PLCP
Framer
TXCP_50
Tx
Cell
TXFF
Tx
4 Cell
FIFO
TPOS/TDATO[4:1]
TNEG/TOHM[4:1]`
TCLK[4:1]
Line
Encode
Framer
Processor
System
I/F
PHY_ADR[2:0]
ATM8
FRMR
J2, E3, or DS3
Receive
ATMF/SPLR
Receive
ATM and PLCP
Framer
RXCP_50
Rx
Cell
RXFF
Rx
4 Cell
FIFO
RCLK[4:1]
Line
RFCLK
RENB
RADR[4:0]
RPOS/RDATI[4:1]
Decode
Framer
RNEG/RLCV/ROHM[4:1]
Processor
RCA
RSOC
RPRTY
RDAT[15:0]
Rx
O/H
Access
RBOC RDLC PMON
Rx Rx Perf.
FEAC HDLC Monitor
1/2 TTB
Rx Trail
Buffer
CPPM
PLCP/cell
Perf. Monitor
Microprocessor
I/F
DRCA[4:1]
PMC-SIERRA, INC. PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA INC., AND ITS CUSTOMERS’ INTERNAL USE 12
PMC [ PMC-SIERRA, INC ]
