mpc8378e Freescale Semiconductor, Inc, mpc8378e Datasheet - Page 40

• Manufacturer Part Number: mpc8378e
• Description: Powerquicc Ii Pro Processor Hardware Specifications
• Manufacturer: Freescale Semiconductor, Inc

Local Bus
Figure 21
10 Local Bus
This section describes the DC and AC electrical specifications for the local bus interface of the
MPC8378E.
10.1
Table
40
At recommended operating conditions with LBV
Supply voltage 3.3 V
Output high voltage
Output low voltage
Input high voltage
Input low voltage
Input high current
Input low current
41,
Parameter
Local Bus DC Electrical Characteristics
Table
and
Output Signals
Figure 22
USBDR_CLK
Input Signals
42, and
MPC8378E PowerQUICC II Pro Processor Hardware Specifications, Rev. 3
Table 41. Local Bus DC Electrical Characteristics (LBV
Output
Table 43
provide the AC test load and signals for the USB, respectively.
I
OH
I
OL
t
USKHOV
= –4.0 mA
= 4.0 mA
Figure 22. USB Interface Timing Diagram
—
—
provide the DC electrical characteristics for the local bus interface.
DD
V
V
Conditions
IN
IN
= 3.3 V.
Figure 21. USB AC Test Load
1
1
= LBV
Z
—
= GND
0
= 50 Ω
DD
LBV
LBV
t
t
USIVKH
USKHOX
DD
DD
—
—
= Min
= Min
Symbol
LBV
V
V
V
V
I
I
OH
IH
OL
IL
IH
IL
R
DD
L
= 50 Ω
t
USIXKH
3.135
2.40
–0.3
Min
–30
2.0
—
—
DD
OV
= 3.3 V)
DD
/2
LBV
Freescale Semiconductor
3.465
Max
0.50
0.90
DD
—
30
—
+ 0.3
Unit
μA
μA
V
V
V
V
V