mpc8309 Freescale Semiconductor, Inc, mpc8309 Datasheet - Page 19

• Manufacturer Part Number: mpc8309
• Description: Powerquicc Ii Pro Integrated Communications Processor Family Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

Figure 5
Figure 6
Freescale Semiconductor
MPC8309 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 0
ADDR/CMD
shows the DDR SDRAM output timing for the MCK to MDQS skew measurement (t
shows the DDR2 SDRAM output timing diagram.
MDQS[n]
MECC[x]
MDQ[x]/
MCK[n]
MCK[n]
Figure 6. DDR2 SDRAM Output Timing Diagram
MDQS
MDQS
Write A0
MCK
MCK
Figure 5. Timing Diagram for t
t
DDKHMP
t
DDKHAS
t
MCK
t
DDKHDX
t
DDKHMH
t
,t
NOOP
DDKHMH
DDKHCS
t
t
DDKHAX
MCK
(min) = –0.6 ns
D0
(max) = 0.6 ns
,t
t
DDKHMH
DDKHCX
t
DDKHDS
D1
DDKHMH
t
DDKLDS
t
DDKLDX
t
DDKHME
DDR2 SDRAM
DDKHMH
19
).