mpc8309 Freescale Semiconductor, Inc, mpc8309 Datasheet - Page 17

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

Figure 4
6.2.2
Table 16
Freescale Semiconductor
At recommended operating conditions with GV
MCK cycle time, (MCK/MCK crossing)
ADDR/CMD output setup with respect to MCK
ADDR/CMD output hold with respect to MCK
MCS output setup with respect to MCK
MCS output hold with respect to MCK
MCK to MDQS Skew
MPC8309 PowerQUICC II Pro Integrated Communications Processor Family Hardware Specifications, Rev. 0
MDQS[n]
MDQ[x]
shows the input timing diagram for the DDR controller.
provides the output AC timing specifications for the DDR2 SDRAM interfaces.
MCK[n]
MCK[n]
DDR2 SDRAM Output AC Timing Specifications
Parameter
Table 16. DDR2 SDRAM Output AC Timing Specifications
333 MHz
266 MHz
333 MHz
266 MHz
333 MHz
266 MHz
333 MHz
266 MHz
DD
Figure 4. DDR Input Timing Diagram
of 1.8V ± 100mV.
t
t
MCK
DISKEW
Symbol
t
t
t
t
t
DDKHMH
DDKHAS
DDKHAX
DDKHCS
DDKHCX
t
MCK
1
D0
5.988
–0.6
Min
2.4
2.5
2.4
2.5
2.4
2.5
2.4
2.5
D1
t
DISKEW
Max
0.6
—
—
—
—
8
Unit
ns
ns
ns
ns
ns
ns
DDR2 SDRAM
Notes
2
3
3
3
3
4
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