PMC-Sierra, Inc.
PM4541T1XC-EVBD
TELECOM STANDARD PRODUCT
PMC-920314
ISSUE 2
T1XC EVALUATION DAUGHTERBOARD
J21
BEXTCLK
J24
J20
C2M
C1M5
BEXTFP
GFP
DSX-1
Transmit
Interface
DSX-1
Transmit
Interface
BTPCM
TAP
TAN
BTPCM
TAP
TAN
BTSIG
BTFP
BTSIG
BTFP
C
U
S
T
O
M
E
R
"N
E
T
W
O
R
BTCLK
BTCLK
BRFPI
BRCLK
BRFPI
BRCLK
RAS
REF
BRPCM
BRSIG
BRFPO
RCLKO
RAS
REF
BRPCM
BRSIG
BRFPO
K"
DSX-1
Receive
Interface
DSX-1
Receive
Interface
RCLKO
RFP
RFP
GFP
J19
J22
BEXTFP
RFP
J30
C1M5
C2M
BEXTCLK
J23
Figure 5: "CSU" Circuit Overview
6.6 Transmit/Receive Interfaces
Three different transmit and receive interfaces are provided on the daughterboard.
The digital interface can be used by connecting to the two header blocks
immediately adjacent to each T1XC. Header blocks J13 and J15 provide the digital
interface for the east T1XC while headers J14 and J16 provide the interface for the
west T1XC. Before making use of these pins, the analog receiver of each T1XC
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PMC [ PMC-SIERRA, INC ]
