mpc8568e Freescale Semiconductor, Inc, mpc8568e Datasheet - Page 25

• Manufacturer Part Number: mpc8568e
• Description: Mpc8568e Powerquicc Iii Processor
• Manufacturer: Freescale Semiconductor, Inc

Figure 5
Figure 6
7
This section describes the DC and AC electrical specifications for the DUART interface of the
MPC8568E.
7.1
Table 21
Freescale Semiconductor
ADDR/CMD
DUART
shows the DDR SDRAM output timing diagram.
provides the AC test load for the DDR bus.
MDQS[n]
provides the DC electrical characteristics for the DUART interface.
DUART DC Electrical Characteristics
High-level input voltage
Low-level input voltage
MPC8568E/MPC8567E PowerQUICC III™ Integrated Processor Hardware Specifications, Rev. 0
MDQ[x]
MCK[n]
MCK[n]
Output
Parameter
Figure 5. DDR SDRAM Output Timing Diagram
Table 21. DUART DC Electrical Characteristics
Write A0
t
DDKHMP
Z
0
t
Figure 6. DDR AC Test Load
DDKHAS
= 50 Ω
t
MCK
t
DDKHDX
,t
NOOP
DDKHCS
t
DDKHAX
Symbol
V
V
t
D0
DDKHMH
IH
IL
,t
DDKHCX
t
DDKHDS
R
D1
L
– 0.3
Min
= 50 Ω
2
t
DDKLDS
t
DDKLDX
OV
GV
DD
Max
0.8
DD
+ 0.3
/2
Unit
V
V
t
DDKHME
DUART
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