PEF80912HV14XP Lantiq, PEF80912HV14XP Datasheet - Page 24

• Manufacturer Part Number: PEF80912HV14XP
• Manufacturer: Lantiq

Specifications of PEF80912HV14XP

• Lead Free Status / Rohs Status: Supplier Unconfirmed

•
Table 6
Super
Frame #
1
2,3…
– ISW
– SW
– CRC Cyclic Redundancy Check
– EOC Embedded Operation Channel
– ACT Activation bit
Data Sheet
Inverted Synchronization Word (quad):
Synchronization Word (quad):
Quat
Position
s
Bit
Position
s
Basic
Frame #
1
2
3
4
5
6
7
8
U-Superframe Format
Fram-
ing
1 – 9
1 – 18
Sync
Word
ISW
SW
SW
SW
SW
SW
SW
SW
2B +
D
10 –
117
19 –
234
2B +
D
2B +
D
2B +
D
2B +
D
2B +
D
2B +
D
2B +
D
2B +
D
2B +
D
Overhead Bits (M1 – M6)
118 s
235
M1
EOC
a1
EOC
dm
EOC
i3
EOC
i6
EOC
a1
EOC
dm
EOC
i3
EOC
i6
ACT = (1) –> Layer 2 ready for communication
d/m = data / message bit
a
i
16
= address bit
= information (data / message)
118 m 119 s
236
M2
EOC
a2
EOC
i1
EOC
i4
EOC
i7
EOC
a2
EOC
i1
EOC
i4
EOC
i7
LT- to NT dir. > /
– 3 – 3 + 3 + 3 + 3 – 3 + 3 – 3 – 3
+ 3 + 3 – 3 – 3 – 3 + 3 – 3 + 3 + 3
237
M3
EOC
a3
EOC
i2
EOC
i5
EOC
i8
EOC
a3
EOC
i2
EOC
i5
EOC
i8
119 m
238
M4
ACT/
ACT
DEA /
PS1
SCO/
PS2
1/ NTM CRC3 CRC4
1/ CSO CRC5 CRC6
1
UOA /
SAI
AIB /
NIB
Functional Description
PEF 80912/80913
120 s
239
M5
1
1
CRC1 CRC2
CRC7 CRC8
CRC9 CRC
CRC
11
< NT- to LT dir.
2001-03-29
120 m
240
M6
1
FEBE
10
CRC
12