mpc8306 Freescale Semiconductor, Inc, mpc8306 Datasheet - Page 58

• Manufacturer Part Number: mpc8306
• Description: Powerquicc Ii Pro Integrated Communications Processor Family Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

Clocking
22 Clocking
The following figure shows the internal distribution of clocks within the MPC8306.
58
QE_CLK_IN
SYS_CLK_IN
MPC8306 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 2
Figure 43.
QE PLL
The primary clock source for MPC8306 is SYS_CLK_IN.
MPC8306
System
PLL
Figure 42. MPC8306 Clock Subsystem
Clock
Unit
csb_clk
CLK Gen
csb_clk to rest
of the device
e300c3 core
ddr_clk
lbc_clk
Core PLL
qe_clk
to local bus
controller
to DDR
memory
QE Block
core_clk
Divider
/n
Divider
Clock
DDR
Clock
LBC
/2
MEMC_MCK
MEMC_MCK
LCLK[0:1]
Freescale Semiconductor
Local Bus
Memory
Device
DDR
Memory
Device