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Table 15.24. 0x0032–0x0033 LOS2 Trigger Threshold
Reg Address
Bit Field
Type
Setting Name
Description
0x0032
7:0
R/W
LOS2_TRG_THR
16-bit Threshold Value
0x0033
15:8
R/W
LOS2_TRG_THR
ClockBuilder Pro calculates the correct LOS register threshold trigger value for Input 2, given a particular frequency plan.
Table 15.25. 0x0034–0x0035 LOS3 Trigger Threshold
Reg Address
Bit Field
Type
Setting Name
Description
0x0034
7:0
R/W
LOS3_TRG_THR
16-bit Threshold Value
0x0035
15:8
R/W
LOS3_TRG_THR
ClockBuilder Pro calculates the correct LOS register threshold trigger value for Input 3, given a particular frequency plan.
Table 15.26. 0x0036–0x0037 LOS0 Clear Threshold
Reg Address
Bit Field
Type
Setting Name
Description
0x0036
7:0
R/W
LOS0_CLR_THR
16-bit Threshold Value
0x0037
15:8
R/W
LOS0_CLR_THR
ClockBuilder Pro calculates the correct LOS register clear threshold value for Input 0, given a particular frequency plan.
Table 15.27. 0x0038–0x0039 LOS1 Clear Threshold
Reg Address
Bit Field
Type
Setting Name
Description
0x0038
7:0
R/W
LOS1_CLR_THR
16-bit Threshold Value
0x0039
15:8
R/W
LOS1_CLR_THR
ClockBuilder Pro calculates the correct LOS register clear threshold value for Input 1, given a particular frequency plan.
Table 15.28. 0x003A–0x003B LOS2 Clear Threshold
Reg Address
Bit Field
Type
Setting Name
Description
0x003A
7:0
R/W
LOS2_CLR_THR
16-bit Threshold Value
0x003B
15:8
R/W
LOS2_CLR_THR
ClockBuilder Pro calculates the correct LOS register clear threshold value for Input 2, given a particular frequency plan.
Table 15.29. 0x003C–0x003D LOS3 Clear Threshold
Reg Address
Bit Field
Type
Setting Name
Description
0x003C
7:0
R/W
LOS3_CLR_THR
16-bit Threshold Value
0x003D
15:8
R/W
LOS3_CLR_THR
ClockBuilder Pro calculates the correct LOS register clear threshold value for Input 3, given a particular frequency plan.
Si5391 Reference Manual • Si5391A/B Register Map
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [email protected] • www.skyworksinc.com
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Rev. 0.5 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • January 11, 2022
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