MCF5480 Freescale Semiconductor, Inc, MCF5480 Datasheet - Page 17

• Manufacturer Part Number: MCF5480
• Description: Mcf548x Coldfire Microprocessor
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
SDCSn,SDWE,
SDCSn,SDWE,
SDBA[1:0]
RAS, CAS
RAS, CAS
SDBA[1:0]
SDADDR,
SDADDR,
Memories
SDDATA
SDDATA
SDCLK0
SDCLK1
SDCLK0
SDCLK1
Delayed
SDRQS
SDDQS
SDCLK
SDDM
SDDM
form
(Measured at Output Pin)
(Measured at Input Pin)
NOTE: Data driven from memories relative
SD5
SD5
to delayed memory clock.
SD2
SD2
SD2
SD2
ROW
ROW
CMD
CMD
SD1
SD1
MCF548x ColdFire
SD6
SD6
Figure 13. SDR Write Timing
Figure 14. SDR Read Timing
COL
COL
SD12
Board Delay
®
Microprocessor, Rev. 4
Board Delay
tDQS
SD3
SD11
WD1
WD1
3/4 MCLK
Reference
SD10
SD13
SD7
WD2
WD2
SD4
SD8
WD3
SD9
WD3
WD4
WD4
SDRAM Bus
17