IDT82P2284 Integrated Device Technology, Inc., IDT82P2284 Datasheet - Page 287

• Manufacturer Part Number: IDT82P2284
• Description: 4 Channel T1/J1/E1 Transceiver
• Manufacturer: Integrated Device Technology, Inc.

IDT82P2284
E1 Sa7 Codeword (059H, 159H, 259H, 359H)
Sa7[1:4]:
consecutive CRC Sub Multi-Frames. If de-bounce is disabled, they are updated every CRC Sub Multi-Frame. These bits are held during out of CRC
Multi-Frame synchronization state.
E1 Sa8 Codeword (05AH, 15AH, 25AH, 35AH)
Sa8[1:4]:
consecutive CRC Sub Multi-Frames. If de-bounce is disabled, they are updated every CRC Sub Multi-Frame. These bits are held during out of CRC
Multi-Frame synchronization state.
Programming Information
Bit Name
Bit Name
Default
Default
Bit No.
Bit No.
Type
Type
These bits reflect the content in the Sa7 National Bit codeword.
If de-bounce is enabled by the SaDEB bit (b6, E1-05CH,...), they are updated when the received Sa7 National Bit codeword is the same for 2
These bits reflect the content in the Sa8 National Bit codeword.
If de-bounce is enabled by the SaDEB bit (b6, E1-05CH,...), they are updated when the received Sa8 National Bit codeword is the same for 2
7
7
6
6
Reserved
Reserved
5
5
4
4
276
QUAD T1/E1/J1 LONG HAUL / SHORT HAUL TRANSCEIVER
Sa71
Sa81
R
R
3
0
3
0
Sa72
Sa82
R
R
2
0
2
0
Sa73
Sa83
R
R
1
0
1
0
March 22, 2004
Sa74
Sa84
R
R
0
0
0
0