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©2018 Integrated Device Technology, Inc
September 12, 2018
8A3xxxx Family Programming Guide
DPLL_0.DPLL_HO_ADVCD_BW
DPLL advanced holdover bandwidth configuration.
DPLL_0.DPLL_HO_CFG
Select type of holdover to be used.
DPLL_0.DPLL_HO_ADVCD_HISTORY Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
RESERVED
N/A
-
This field must not be modified from the read value
HISTORY[5:0]
R/W
0
Configure DPLL holdover history.
Table 180: DPLL_0.DPLL_HO_ADVCD_BW Bit Field Locations and Descriptions
Offset
Address
(Hex)
DPLL_0.DPLL_HO_ADVCD_BW Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
008h
DPLL_HO_ADVCD_BW[7:0]
009h
BW_UNIT[15:14]
DPLL_HO_ADVCD_BW[13:8]
DPLL_0.DPLL_HO_ADVCD_BW Bit Field Descriptions
Bit Field Name
Field Type Default Value
Description
BW_UNIT[15:14]
R/W
0
DPLL advanced holdover bandwidth unit.
0 = uHz
1 = mHz
2 = Hz
3 = kHz
DPLL_HO_ADVCD_BW[13
:0]
R/W
0
Unsigned 14 bit DPLL advanced holdover bandwidth value.
Table 181: DPLL_0.DPLL_HO_CFG Bit Field Locations and Descriptions
Offset
Address
(Hex)
DPLL_0.DPLL_HO_CFG Bit Field Locations
D7
D6
D5
D4
D3
D2
D1
D0
00Ah
RESERVED[7:3]
HOLDOVER_MODE[2:0]