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©2018 Integrated Device Technology, Inc
September 12, 2018
8A3xxxx Family Programming Guide
DPLL_CTRL_0.DPLL_PRED0_PSL
Predefined configuration 0 loop filter phase slope limit.
DPLL_CTRL_0.DPLL_PRED1_DAMPING
Predefined configuration 1 loop filter damping factor.
DPLL_CTRL_0.DPLL_PRED0_BW Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
BW_UNIT[15:14]
R/W
0
DPLL loop filter bandwidth unit.
0 = uHz
1 = mHz
2 = Hz
3 = kHz
DPLL_PRED0_BW[13:0]
R/W
0
Unsigned 14-bit DPLL loop filter bandwidth value.
Table 260: DPLL_CTRL_0.DPLL_PRED0_PSL Bit Field Locations and Descriptions
Offset
Address
(Hex)
DPLL_CTRL_0.DPLL_PRED0_PSL Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
00Ch
DPLL_PRED0_PSL[7:0]
00Dh
DPLL_PRED0_PSL[15:8]
DPLL_CTRL_0.DPLL_PRED0_PSL Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
DPLL_PRED0_PSL[15:0]
R/W
0
Unsigned 16-bit loop filter phase slope limit in ns/s.
Value 0 implies no phase slope limit.
Table 261: DPLL_CTRL_0.DPLL_PRED1_DAMPING Bit Field Locations and Descriptions
Offset
Address
(Hex)
DPLL_CTRL_0.DPLL_PRED1_DAMPING Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
00Eh
RESERVED[7:4]
DAMP_FTR[3:0]