MPC5554EVBGHS Freescale Semiconductor, MPC5554EVBGHS Datasheet - Page 33

• Manufacturer Part Number: MPC5554EVBGHS
• Description: BOARD EVAL GREEN HILLS SOFTWARE
• Manufacturer: Freescale Semiconductor
• Type: Microcontrollerr

Specifications of MPC5554EVBGHS

• Contents: Eval Board and Demo Software
• Processor To Be Evaluated: MPC55xx
• Data Bus Width: 32 bit
• Interface Type: RS-232, Ethernet
• Core Architecture: Power
• For Use With/related Products: MPC5554
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.13.4
Table 22
Spec
Freescale Semiconductor
1
2
3
4
5
6
CLKOUT period
CLKOUT duty cycle
CLKOUT rise time
CLKOUT fall time
CLKOUT positive edge to output
signal invalid or Hi-Z (hold time)
External bus interface
BG
BR
BB
CS[0:3]
ADDR[8:31]
DATA[0:31]
BDIP
OE
RD_WR
TA
TEA
TS
TSIZ[0:1]
WE/BE[0:3]
CLKOUT positive edge to output
signal valid (output delay)
External bus interface
BG
BR
BB
CS[0:3]
ADDR[8:31]
DATA[0:31]
BDIP
OE
RD_WR
TA
TEA
TS
TSIZ[0:1]
WE/BE[0:3]
6
5
6
5
lists the timing information for the external bus interface (EBI).
External Bus Interface (EBI) Timing
Characteristic
Description
and
MPC5554 Microcontroller Data Sheet, Rev. 3.0
Symbol
t
t
t
t
t
CDC
COH
CRT
COV
CFT
T
Table 22. Bus Operation Timing
C
24.4
45%
Min.
1.0
1.5
—
—
—
40 MHz
7
External Bus Frequency
10.0
Max.
55%
11.0
—
—
—
—
4
4
7
Min.
17.5
45%
1.0
1.5
—
—
—
56 MHz
7
Max.
55%
7.5
—
—
8.5
—
—
4
4
7
1
15.2
45%
Min.
1.0
1.5
—
—
—
2, 3
66 MHz
7
Max.
55%
6.0
—
—
7.0
—
—
4
4
7
Unit
T
ns
ns
ns
ns
ns
Electrical Characteristics
C
Signals are measured
at 50% V
EBTS = 0
EBTS = 1
Hold time selectable
via SIU_ECCR
[EBTS] bit.
EBTS = 0
EBTS = 1
Output valid time
selectable via
SIU_ECCR
[EBTS] bit.
Notes
DDE
.
33