TLK10002
SLLSE75 –MAY 2011
www.ti.com
Table 13. High Speed Side SERDES Post-Cursor1 Transmit Tap Weights
5.12:8
5.12:8
VALUE
00000
00001
00010
00011
00100
00101
00110
00111
01000
01001
01010
01011
01100
01101
01110
01111
TAP WEIGHT (%)
0
VALUE
10000
10001
10010
10011
10100
10101
10110
10111
11000
11001
11010
11011
11100
11101
11110
11111
TAP WEIGHT (%)
0
+2.5
–2.5
+5.0
–5.0
+7.5
–7.5
+10.0
+12.5
+15.0
+17.5
+20.0
+22.5
+25.0
+27.5
+30.0
+32.5
+35.0
+37.5
–10.0
–12.5
–15.0
–17.5
–20.0
–22.5
–25.0
–27.5
–30.0
–32.5
–35.0
–37.5
Table 14. High Speed Side SERDES Post-Cursor2 Transmit Tap Weights
5.3:0
5.3:0
VALUE
0000
0001
0010
0011
0100
0101
0110
0111
TAP WEIGHT (%)
VALUE
1000
1001
1010
1011
1100
1101
1110
1111
TAP WEIGHT (%)
0
0
+2.5
–2.5
+5.0
–5.0
+7.5
–7.5
+10.0
+12.5
+15.0
+17.5
–10.0
–12.5
–15.0
–17.5
Table 15. High Speed Side SERDES Pre-Cursor Transmit Tap Weights
5.7:4
5.7:4
VALUE
0000
0001
0010
0011
0100
0101
0110
0111
TAP WEIGHT (%)
VALUE
1000
1001
1010
1011
1100
1101
1110
1111
TAP WEIGHT (%)
0
0
+2.5
–2.5
+5.0
–5.0
+7.5
–7.5
+10.0
+12.5
+15.0
+17.5
–10.0
–12.5
–15.0
–17.5
38
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