MPC8347 FREESCALE [Freescale Semiconductor, Inc], MPC8347 Datasheet - Page 38

• Manufacturer Part Number: MPC8347
• Description: Integrated Host Processor Hardware Specifications
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Local Bus
10 Local Bus
This section describes the DC and AC electrical specifications for the local bus interface of the
MPC8347EA.
10.1
Table 36
10.2
Table 37
MPC8347EA.
38
Local bus cycle time
Input setup to local bus clock (except LUPWAIT)
LUPWAIT input setup to local bus clock
Input hold from local bus clock (except LUPWAIT)
LUPWAIT Input hold from local bus clock
LALE output fall to LAD output transition (LATCH hold time)
LALE output fall to LAD output transition (LATCH hold time)
LALE output fall to LAD output transition (LATCH hold time)
Local bus clock to LALE rise
Local bus clock to output valid (except LAD/LDP and LALE)
Local bus clock to data valid for LAD/LDP
Local bus clock to address valid for LAD
Output hold from local bus clock (except LAD/LDP and LALE)
Output hold from local bus clock for LAD/LDP
provides the DC electrical characteristics for the local bus interface.
and
Local Bus DC Electrical Characteristics
Local Bus AC Electrical Specification
MPC8347EA PowerQUICC II Pro Integrated Host Processor Hardware Specifications, Rev. 3
Table 38
High-level input voltage
Low-level input voltage
Input current
High-level output voltage,
I
Low-level output voltage,
I
OH
OL
= 100 μA
= –100 μA
describe the general timing parameters of the local bus interface of the
Parameter
Parameter
Table 37. Local Bus General Timing Parameters—DLL on
Table 36. Local Bus DC Electrical Characteristics
Symbol
V
V
V
V
I
IN
OH
OL
IH
IL
OV
Symbol
t
t
t
t
t
t
t
t
t
t
t
t
t
LBKHOV1
LBKHOV2
LBKHOV3
LBKHOX1
LBKHOX2
DD
LBOTOT1
LBOTOT2
LBOTOT3
LBIVKH1
LBIVKH2
LBIXKH1
LBIXKH2
–0.3
LBKHLR
Min
—
—
t
2
LBK
– 0.2
1
OV
Min
7.5
1.5
2.2
1.0
1.0
1.5
2.5
—
—
—
—
3
1
1
DD
Max
0.8
0.2
±5
—
+ 0.3
Max
4.5
4.5
4.5
4.5
—
—
—
—
—
—
—
—
—
—
Unit
μA
Freescale Semiconductor
V
V
V
V
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
3, 4
3, 4
3, 4
3, 4
2
5
6
7
3
3
3
3