SI4133 Datasheet, PDF (21/36 Pages) List of Unclassifed Manufacturers – DUAL-BAND RF SYNTHESIZER WITH INTEGRATED VCOS FOR WIRELESS COMMUNICATIONS

Si4133
4. Control Registers
Table 12. Register Summary
Register Name
Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit Bit
17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0 Main
0 0 0 0 AUXSEL IFDIV 0 0 0 0 ^LPWR 0 ^{AUTO AUTO RF} 0
Configura-
[1:0]
[1:0]
PDB K_P PWR
tion
1 Phase
Detector
Gain
0 0 0 0 0 0 0 0 0 0 0 0 K_PI[1:0] K_P2[1:0] K_P1[1:0]
2
Powerdown 0 0 0 0 0 0 0 0 0 0 0 0 0
0
0
0 ^{PDIB PDRB}
3 RF1
N-Divider
4 RF2
0
N-Divider
5 IF N-Divider 0 0
6 RF1
000 0 0
R-Divider
7 RF2
000 0 0
R-Divider
8 IF R-Divider 0 0 0 0 0
9 Reserved
N_RF1[17:0]
N_RF2[16:0]
N_IF[15:0]
R_RF1[12:0]
R_RF2[12:0]
R_IF[12:0]
.
.
.
15 Reserved
Note: Registers 9–15 are reserved. Writes to these registers might result in unpredictable behavior. Registers not listed here
are reserved and should not be written.
Rev. 1.61
21