IDT 8A3 Series - STATUS.IN8_MON_FREQ_STATUS; STATUS.IN9_MON_FREQ_STATUS

81©2018 Integrated Device Technology, Inc September 12, 2018
8A3xxxx Family Programming Guide
STATUS.IN8_MON_FREQ_STATUS
Input 8 reference monitor frequency status and unit.
STATUS.IN9_MON_FREQ_STATUS
Input 9 reference monitor frequency status and unit.
Table 86: STATUS.IN8_MON_FREQ_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.IN8_MON_FREQ_STATUS Bit Field Locations
D7 D6 D5 D4 D3 D2 D1 D0
09Ch FFO[7:0]
09Dh FFO_UNIT[15:14] FFO[13:8]
STATUS.IN8_MON_FREQ_STATUS Bit Field Descriptions
Bit Field Name Field Type Default Value Description
FFO_UNIT[15:14] R/O 0 Input clock FFO unit enumeration.
0 = 1 ppb
1 = 10 ppb
2 = 100 ppb
3 = 1 ppm
FFO[13:0] R/O 0 Signed 14-bit input clock fractional frequency offset.
Table 87: STATUS.IN9_MON_FREQ_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.IN9_MON_FREQ_STATUS Bit Field Locations
D7 D6 D5 D4 D3 D2 D1 D0
09Eh FFO[7:0]
09Fh FFO_UNIT[15:14] FFO[13:8]
STATUS.IN9_MON_FREQ_STATUS Bit Field Descriptions
Bit Field Name Field Type Default Value Description
FFO_UNIT[15:14] R/O 0 Input clock FFO unit enumeration.
0 = 1 ppb
1 = 10 ppb
2 = 100 ppb
3 = 1 ppm
FFO[13:0] R/O 0 Signed 14-bit input clock fractional frequency offset.