MPC8358E_11 FREESCALE [Freescale Semiconductor, Inc], MPC8358E_11 Datasheet - Page 24

• Manufacturer Part Number: MPC8358E_11
• Description: PowerQUICC II Pro Processor Revision 2.1 PBGA Silicon
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

DDR and DDR2 SDRAM
Figure 7
Figure 8
24
Notes:
1. Data input threshold measurement point.
2. Data output measurement point.
ADDR/CMD
MPC8358E PowerQUICC II Pro Processor Revision 2.1 PBGA Silicon Hardware Specifications, Rev. 3
Symbol
provides the AC test load for the DDR bus.
shows the DDR SDRAM output timing diagram for source synchronous mode.
MDQS[n]
V
V
MDQ[x]
MCK[n]
MCK[n]
OUT
TH
Figure 8. DDR SDRAM Output Timing Diagram for Source Synchronous Mode
Output
Table 21. DDR and DDR2 SDRAM Measurement Conditions
Write A0
t
MV
DDKHMP
0.5 × GV
REF
DDR
t
± 0.31 V
DDKHAS
t
DDKHDX
Figure 7. DDR AC Test Load
DD
Z
t
MCK
0
= 50 Ω
, t
t
DDKHAX
DDKHCS
NOOP
D0
, t
t
DDKHDS
DDKHCX
t
DDKHMH
D1
MV
t
0.5 × GV
DDKLDS
REF
DDR2
t
R
DDKLDX
± 0.25 V
L
= 50 Ω
DD
GV
DD
/2
Unit
Freescale Semiconductor
V
V
t
DDKHME
Notes
1
2