TXC-04252AIPQ Transwitch Corporation, TXC-04252AIPQ Datasheet - Page 8

• Manufacturer Part Number: TXC-04252AIPQ
• Manufacturer: Transwitch Corporation

Specifications of TXC-04252AIPQ

• Pin Count: 160
• Screening Level: Industrial
• Package Type: PQFP
• Lead Free Status / Rohs Status: Not Compliant

Ed. 3, December 2000
QE1M
TXC-04252
TXC-04252-MB
I = Information
O = Overhead communications
C
S
R = Fixed stuff (set to 0)
BIP-2 = Bit Interleaved Parity (2 bits)
REI = Remote Error Indication
RFI = Remote Failure Indication
L
RDI = Remote Defect Indication
n
n
1
L
= Justification opportunity
= Justification control
2
BIT 1
L
3
(formerly FEBE, Far End
(formerly FERF, Far End
Receive Failure Indication)
= Signal Label
Block Error Indication)
1
BIP-2
Proprietary TranSwitch Corporation Information for use Solely by its Customers.
140 Bytes
(FEBE)
REI
Figure 2. 2048 kbit/s Asynchronous Mapping
Path Overhead
RFI
(V5) Byte
C
C
C
S
(2048 kbit/s Data)
(2048 kbit/s Data)
(2048 kbit/s Data)
(2048 kbit/s Data)
R R R R R R R R
R R R R R R R R
R R R R R R R R
R R R R R R R R
R R R R R R R R
2
1
1
1
C
C
C
L
I I I I I I I
DATA SHEET
2
2
2
1
32 bytes
32 bytes
32 bytes
31 bytes
N2 (Z6)
K4 (Z7)
Signal Label
VC-12
O O O O R R
O O O O R R
R R R R R S
V5
J2
New Data Flag
Normal = 0110, 1110, 0010, 0100 or 0111
New = 1001, 0001, 1101, 1011 or 1000
Positive Justification = Invert five I-bits
Negative Justification = Invert five D-bits
Pointer Range = 0 - 139 decimal
L
2
NDF
- 8 of 148 -
L
500 s
3
1
(FERF)
RDI
V
1
S
8
1
S
2
I
D
V1 (Pointer Byte)
V2 (Pointer Byte)
V4 (Reserved)
I
V3 (Action)
TU-12/VT2
35 bytes
35 bytes
35 bytes
35 bytes
D
I
D
V
2
Size
S
I
1
S
2
D
144 Bytes
= 10
I
D