SI514 Datasheet, PDF (21/36 Pages) Silicon Laboratories – ANY-FREQUENCY IC PROGRAMMABLE XO

Si514
Register 7.
Bit
7
6
5
4
3
2
1
0
Name
M_Frac[23:16]
Type
R/W
Default
Varies
Bit
Name
Function
7:0 M_Frac[23:16] Fractional part of feedback divider M that sets up the output frequency. Frequency
updates take effect when M_Int[8:3] is written.
Register 8.
Bit
7
6
5
4
3
2
1
0
Name
M_Int[2:0]
M_Frac[28:24]
Type
R/W
R/W
Default
Varies
Varies
Bit
Name
Function
7:5
M_Int[2:0] Integer part of feedback divider M that sets the output frequency. Frequency updates
take effect when M_Int[8:3] is written.
4:0 M_Frac[28:24] Fractional part of feedback divider M that sets up the output frequency. Frequency
updates take effect when M_Int[8:3] is written.
Rev. 1.0
21