MPC8548E Freescale, MPC8548E Datasheet - Page 41

• Manufacturer Part Number: MPC8548E
• Description: Integrated Processor
• Manufacturer: Freescale

www.DataSheet4U.com
Figure 21
10 Local Bus
This section describes the DC and AC electrical specifications for the local bus interface of the
MPC8548E.
10.1
Table 37
3.3 V DC.
Freescale Semiconductor
High-level input voltage
Low-level input voltage
Input current (V
High-level output voltage (BV
Low-level output voltage (BV
Note:
1. Note that the symbol V
provides the DC electrical characteristics for the local bus interface operating at BV
Local Bus DC Electrical Characteristics
shows the MII management AC timing diagram.
IN
1
MPC8548E PowerQUICC™ III Integrated Processor Hardware Specifications, Rev. 4
= 0 V or V
(Output)
(Input)
MDIO
MDIO
MDC
Parameter
IN
Table 37. Local Bus DC Electrical Characteristics (3.3 V DC)
, in this case, represents the BV
DD
IN
DD
Figure 21. MII Management Interface Timing Diagram
= BV
= min, I
= min, I
DD
t
MDCH
)
OL
OH
= 2 mA)
t
= –2 mA)
MDDVKH
t
MDC
t
MDKHDX
IN
symbol referenced in
t
MDCF
Symbol
V
V
V
V
I
IN
OH
OL
IH
IL
t
MDDXKH
t
MDCR
Table 1
–0.3
Min
2.4
—
—
2
and
Table
BV
2.
DD
Max
0.8
0.4
±5
—
+ 0.3
DD
=
Local Bus
Unit
μA
V
V
V
V
41