DS125DF1610 Datasheet, PDF (54/81 Pages) Texas Instruments – 9.8 to 12.5 Gbps 16-Channel Retimer

DS125DF1610
SNLS482A – APRIL 2014 – REVISED DECEMBER 2015
Address
(Hex)
Bits
64
7
6
5
4
3
2
1
0
65
7:0
66
7:00
67
7
6
5
Default
Value
(Hex)
0
0
0
0
0
0
0
0
0
0
0
0
1
Table 17. Channel Registers, 5A to 9B (continued)
Mode
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
EEPROM Field Name
Y
GRP0_OV_DLTA3
Y
GRP0_OV_DLTA2
Y
GRP0_OV_DLTA1
Y
GRP0_OV_DLTA0
Y
GRP1_OV_DLTA3
Y
GRP1_OV_DLTA2
Y
GRP1_OV_DLTA1
Y
GRP1_OV_DLTA0
N
RESERVED
N
RESERVED
Y
GRP0_OV_DLTA4
Y
GRP1_OV_DLTA4
Y
HV_LOCKMON_EN
4:1
0
RW
N
RESERVED
0
0
RW
N
LOCKMON_FRC_EN
68
7:5
0
RW
N
RESERVED
4
0
RW
N
ADPT_FRC_EN
3
0
RW
N
SCN_OBS_CTRL3
2
0
RW
N
SCN_OBS_CTRL2
1
0
RW
N
SCN_OBS_CTRL1
0
0
RW
N
SCN_OBS_CTRL0
69
7:5
0
RW
N
RESERVED
4
0
RW
N
CTLE_ADPT_FRC_EN
3
1
RW
Y
HV_LCKMON_CNT_MS3
2
0
RW
Y
HV_LCKMON_CNT_MS2
1
1
RW
Y
HV_LCKMON_CNT_MS1
0
0
RW
Y
HV_LCKMON_CNT_MS0
6A
7
0
RW
Y
VEO_LCK_THRSH3
6
0
RW
Y
VEO_LCK_THRSH2
5
1
RW
Y
VEO_LCK_THRSH1
4
0
RW
Y
VEO_LCK_THRSH0
3
0
RW
Y
HEO_LCK_THRSH3
2
0
RW
Y
HEO_LCK_THRSH2
1
1
RW
Y
HEO_LCK_THRSH1
0
0
RW
Y
HEO_LCK_THRSH0
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Description
Sets the PPM delta tolerance
for the PPM counter lock
check for group 0. Must also
program channel register
0x67[7].
Sets the PPM delta tolerance
for the PPM counter lock
check for group 1. Must also
program channel register
0x67[6].
1: Normal operation,
HEO/VEO measurements are
used for lock monitoring
This feature is reserved for
future use.
This feature is reserved for
future use.
This feature is reserved for
future use.
This feature is reserved for
future use.
This feature is reserved for
future use.
VEO threshold to meet before
lock is established. The LSB
step size is 4 counts of VEO.
HEO threshold to meet before
lock is established. The LSB
step size is 4 counts of HEO.
54
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