SI5338 Datasheet, PDF (71/170 Pages) Silicon Laboratories – I2C-PROGRAMMABLE ANY-FREQUENCY, ANY-OUTPUT QUAD CLOCK GENERATOR

Si5338
Register 50.
Bit
Name
Type
D7
D6
PLL_ENABLE[1:0]
D5
D4
D3
D2
D1
D0
MSCAL[5:0]
R/W
Reset value = xxxx xxxx
Bit
Name
Function
00: Disable PLL
7:6 PLL_ENABLE[1:0] ^{11: Enable PLL}
It is expected that all Si5338 applications will need to have the PLL enabled; how-
ever, the PLL may be disabled when the Si5338 is set up in buffer mode.
MultiSynth Calibration Value for Optimum Performance.
5:0
MSCAL[5:0] _{Clockbuilder Desktop sets these values automatically. See AN411 for manual set-}
ting.
Rev. 0.6
71