參數(shù)資料
型號(hào): VSC9142
廠商: VITESSE SEMICONDUCTOR CORP
元件分類: 數(shù)字傳輸電路
英文描述: SONET/SDH 2.5Gbps Transport Terminating Transceiver
中文描述: MUX/DEMUX, PBGA320
封裝: TBGA-320
文件頁(yè)數(shù): 22/30頁(yè)
文件大小: 259K
代理商: VSC9142
G56054, Rev 1.0
VSC9142
STS-48c Physical Layer Packet/ATMOver SONET/SDH Device
Page 22
1.0 Product Description
.
Table 1.1
Hardware Signal Definitions (4 of 12)
Pin Label
TDAT/TUDATA[0]
TDAT/TUDATA[1]
TDAT/TUDATA[2]
TDAT/TUDATA[3]
TDAT/TUDATA[4]
TDAT/TUDATA[5]
TDAT/TUDATA[6]
TDAT/TUDATA[7]
TDAT/TUDATA[8]
TDAT/TUDATA[9]
TDAT/TUDATA[10]
TDAT/TUDATA[11]
TDAT/TUDATA[12]
TDAT/TUDATA[13]
TDAT/TUDATA[14]
TDAT/TUDATA[15]
TDAT/TUDATA[16]
TDAT/TUDATA[17]
TDAT/TUDATA[18]
TDAT/TUDATA[19]
TDAT/TUDATA[20]
TDAT/TUDATA[21]
TDAT/TUDATA[22]
TDAT/TUDATA[23]
TDAT/TUDATA[24]
TDAT/TUDATA[25]
TDAT/TUDATA[26]
TDAT/TUDATA[27]
TDAT/TUDATA[28]
TDAT/TUDATA[29]
TDAT/TUDATA[30]
TDAT/TUDATA[31]
Pad
J3
J4
H3
G1
G2
G3
F1
F2
F3
E2
E3
F4
D1
D2
D3
E4
C1
C2
D5
B3
A3
C4
B4
D6
C5
A4
C6
B5
B6
C7
A6
D9
I/O
I
Type
TTL
Signal Name
Transmt Packet
Data Bus
(TDAT
x
)
or
UTOPIA
Transmt Cell
Data Bus
(TUDATA
x
)
Description
D
POS Mode:
This 32-bit data bus is used to drive four-octet true
data fromthe Packet to PHY layer. TDAT[31] is the MSB.
Packets are aligned to the 32-bit TDAT
x
boundary.
ATMMode:
This 32-bit data bus is used to drive four-octet true
data fromthe ATM to PHY layer. TUDATA[31] is the MSB.
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