Information

MCGOUTCLK
MCGIRCLK
MCGFFCLK
DCOOUT
/(24,25,26,...,55)
Phase
Detector
Charge
Pump
Internal
Filter
VCO
VCOOUT
PLL
Multipurpose Clock Generator (MCG)
VDIV
Lock
Clock
Monitor
IRCLKEN
CME
/ 2
PLLS
LOLS LOCK
Detector
/ 2
5
IREFST
FLL
DMX32
MCGFLLCLK
Crystal Oscillator
FRDIV
n=0-7
/ 2
n
Internal
Reference
Slow Clock
Fast Clock
Clock
Generator
PRDIV
LOLIE
Sync
Auto Trim Machine
IRCST
PLLST
CLKST
ATMS
SCTRIM
SCFTRIM
FCTRIM
ATMST
IREFSTEN
OSCINIT
EREFS
HGO
RANGE
External
DRS
/ 2
Clock
Valid
Peripheral BUSCLK
PLLCLKEN
MCGPLLCLK
IRCSCLK
IRCS
CLKSCLKS
DCO
LP
Filter
/(1,2,3,4,5....,25)
IREFS
STOP
CLKS
PLLCLKEN
IREFS
PLLS
MCG Crystal Oscillator
Enable Detect
External Reference Clock
Figure 24-1. Multipurpose Clock Generator (MCG) Block Diagram
Introduction
K10 Sub-Family Reference Manual, Rev. 6, Nov 2011
524 Freescale Semiconductor, Inc.