IDT82P2281_09 Datasheet, PDF (95/371 Pages) Integrated Device Technology – Single T1/E1/J1 Long Haul / Short Haul Transceiver

IDT82P2281
SINGLE T1/E1/J1 LONG HAUL / SHORT HAUL TRANSCEIVER
Table 68: Transmit Waveform Value For T1 533~655 ft
UI 1
UI 2
UI 3
UI 4
Sample 1
0100000
1000011
0000000
0000000
Sample 2
0111111
1000010
0000000 0000000
Sample 3
0111000
1000001
0000000
0000000
Sample 4
0110011
0000000
0000000
0000000
Sample 5
0101111
0000000
0000000
0000000
Sample 6
0101110
0000000
0000000
0000000
Sample 7
0101101
0000000
0000000
0000000
Sample 8
0101100
0000000
0000000
0000000
Sample 9
0101001
0000000
0000000
0000000
Sample 10 1011111
0000000
0000000
0000000
Sample 11 1011110
0000000
0000000
0000000
Sample 12 1010111
0000000
0000000
0000000
Sample 13 1001111
0000000
0000000
0000000
Sample 14 1001001
0000000
0000000
0000000
Sample 15 1000111
0000000
0000000
0000000
Sample 16 1000100
0000000
0000000
0000000
The standard value of the SCAL[5:0] bits is ‘110110’. One step change of this value
results in 2% scaling up/down against the pulse amplitude.
Table 69: Transmit Waveform Value For J1 0~655ft
UI 1
UI 2
UI 3
UI 4
Sample 1 0010111
1000010
0000000
0000000
Sample 2 0100111
1000001
0000000
0000000
Sample 3 0100111
0000000
0000000
0000000
Sample 4 0100110
0000000
0000000
0000000
Sample 5
0100101
0000000
0000000
0000000
Sample 6
0100101
0000000
0000000
0000000
Sample 7
0100101
0000000
0000000
0000000
Sample 8
0100100
0000000
0000000
0000000
Sample 9 0100011
0000000
0000000
0000000
Sample 10 1001010
0000000
0000000
0000000
Sample 11 1001010
0000000
0000000
0000000
Sample 12 1001001
0000000
0000000
0000000
Sample 13 1000111
0000000
0000000
0000000
Sample 14 1000101
0000000
0000000
0000000
Sample 15 1000100
0000000
0000000
0000000
Sample 16 1000011
0000000
0000000
0000000
The standard value of the SCAL[5:0] bits is ‘110110’. One step change of this value
results in 2% scaling up/down against the pulse amplitude.
95
August 20, 2009