16K
Instruction/
Data
Cache
128K
SRAM
Version 3 ColdFire Core
MCF53017
JTAG
Oscillator
PLL
EMAC
BDM
Hardware
Divide
CAU
2 FECs
USB Host
eDMA
eSDHC
USB OTG
Crossbar Switch (XBS)
Codec
Peripheral Bridge
IIM
Smart Card
Interface
DSPI
SSI
RNG
I2C
RTC &
Oscillator
GPIO
2 INTCs 2 EPORTs 3 UARTs
4 DMA
Timers
4 PITs
Splitter
FlexBus
SDRAM
Controller
BDM
CAU
DSPI
eDMA
eSDHC
EMAC
EPORT
FEC
GPIO
I2C
– Background debug module
– Cryptography acceleration unit
– DMA serial peripheral interface
– Enhanced direct memory access module
– Enhanced Secure Digital host controller
– Enchanced multiply-accumulate unit
– Edge port module
– Fast Ethernet Controller
– General purpose input/output module
– Inter-Integrated Circuit
LEGEND
IIM
INTC
– IC identification module
– Interrupt controller
JTAG
– Joint Test Action Group interface
PCI
– Peripheral Component Interconnect
PIT
– Programmable interrupt timers
PLL
– Phase locked loop module
RNG
– Random number generator
RTC
– Real time clock
SSI
– Synchronous serial interface
USB OTG – Universal Serial Bus On-the-Go controller
MCF5301x Data Sheet, Rev. 5
Freescale Semiconductor
Preliminary—Subject to Change Without Notice
3