DS125DF1610 Datasheet, PDF (38/81 Pages) Texas Instruments – 9.8 to 12.5 Gbps 16-Channel Retimer

DS125DF1610
SNLS482A – APRIL 2014 – REVISED DECEMBER 2015
Address
(Hex)
Bits
20
7
6
5
4
3
2
1
0
21
7
6
5
4
3
2
1
0
22
7
Default
Value
(Hex)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Table 15. Channel Registers, 20 to 39
Mode
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
EEPROM
Field Name
Y
DFE_WT5[3]
Y
DFE_WT5[2]
Y
DFE_WT5[1]
Y
DFE_WT5[0]
Y
DFE_WT4[3]
Y
DFE_WT4[2]
Y
DFE_WT4[1]
Y
DFE_WT4[0]
Y
DFE_WT3[3]
Y
DFE_WT3[2]
Y
DFE_WT3[1]
Y
DFE_WT3[0]
Y
DFE_WT2[3]
Y
DFE_WT2[2]
Y
DFE_WT2[1]
Y
DFE_WT2[0]
N
EOM_OV
6
0
RW
N
EOM_SEL_RATE_OV
5:0
0
RW
N
RESERVED
23
7
0
RW
N
EOM_GET_HEO_VEO_OV
6
1
RW
Y
DFE_OV
5:0
0
RW
N
RESERVED
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Description
Bits force DFE tap 5 weight,
manual DFE operation
required to take effect
Bits force DFE tap 4 weight,
manual DFE operation
required to take effect
Bits force DFE tap 3 weight,
manual DFE operation
required to take effect
Bits force DFE tap 2 weight,
manual DFE operation
required to take effect
1: Override enable for EOM
manual control
0: Normal operation
1: Override enable for EOM
rate selection
0: Normal operation
1: Override enable for
manual control of the
HEO/VEO trigger
0: Normal operation
1: Normal operation, DFE
must be enabled in channel
register 0x1E[3]
38
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