IDT 8A3 Series - STATUS.IN4_MON_FREQ_STATUS; STATUS.IN5_MON_FREQ_STATUS

79©2018 Integrated Device Technology, Inc September 12, 2018
8A3xxxx Family Programming Guide
STATUS.IN4_MON_FREQ_STATUS
Input 4 reference monitor frequency status and unit.
STATUS.IN5_MON_FREQ_STATUS
Input 5 reference monitor frequency status and unit.
Table 82: STATUS.IN4_MON_FREQ_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.IN4_MON_FREQ_STATUS Bit Field Locations
D7 D6 D5 D4 D3 D2 D1 D0
094h FFO[7:0]
095h FFO_UNIT[15:14] FFO[13:8]
STATUS.IN4_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 83: STATUS.IN5_MON_FREQ_STATUS Bit Field Locations and Descriptions
Offset
Address
(Hex)
STATUS.IN5_MON_FREQ_STATUS Bit Field Locations
D7 D6 D5 D4 D3 D2 D1 D0
096h FFO[7:0]
097h FFO_UNIT[15:14] FFO[13:8]
STATUS.IN5_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.