Electronic Component Distributor. Source::Freescale Semiconductor
P.N:MPC8349CZUAGDB Desc:IC MPU POWERQUICC II PRO 672TBGA
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MPC8349EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 13
Freescale Semiconductor
21
DUART
Figure 7
shows the DDR SDRAM output timing diagram.
Figure 7. DDR SDRAM Output Timing Diagram
Figure 8
provides the AC test load for the DDR bus.
Figure 8. DDR AC Test Load
7
DUART
This section describes the DC and AC electrical specifications for the DUART interface of the
MPC8349EA.
7.1
DUART DC Electrical Characteristics
Table 21
provides the DC electrical characteristics for the DUART interface of the MPC8349EA.
Table 21. DUART DC Electrical Characteristics
Parameter
Symbol
Min
Max
Unit
High-level input voltage
V
IH
2
OV
DD
+ 0.3
V
Low-level input voltage
V
IL
–0.3
0.8
V
Input current (0.8 V
≤
V
IN
≤
2 V)
I
IN
—
±5
μ
A
ADDR/CMD/MODT
t
DDKHMH
t
DDKLDS
t
DDKHDS
MDQ[x]
MDQS[n]
MCK[n]
MCK[n]
t
MCK
t
DDKLDX
t
DDKHDX
D1
D0
t
DDKHAX
,t
DDKHCX
Write A0
NOOP
t
DDKHMP
t
DDKHAS
,t
DDKHCS
t
DDKHME
Output
Z
0
= 50
Ω
R
L
= 50
Ω
GV
DD
/2
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