参数资料
型号: MPC5533MZQ66
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: FLASH, 66 MHz, MICROCONTROLLER, PBGA324
封装: 23 X 23 MM, 1 MM PITCH, MO-034AAJ-1, PLASTIC, TEPBGA-324
文件页数: 28/50页
文件大小: 1080K
代理商: MPC5533MZQ66
MPC5533 Microcontroller Data Sheet, Rev. 0.0
Electrical Characteristics
Freescale Semiconductor
34
3.13.4
External Bus Interface (EBI) Timing
Table 22 lists the timing information for the external bus interface (EBI).
Table 22. External Bus Operation Timing1, 2
Spec
Characteristic
and
Description
Symbol
External Bus Frequency 3
Unit
Notes
20 MHz
33 MHz
40 MHz
Min.
Max
Min.
Max
Min.
Max
1
CLKOUT period
TC
24.4
—17.5—
14.9
—ns
Signals are measured at
50% VDDE.
2
CLKOUT duty cycle
tCDC
45%
55%
45%
55%
45%
55%
TC
3
CLKOUT rise time
tCRT
4
——
ns
4
CLKOUT fall time
tCFT
ns
5 5
CLKOUT positive edge to
output signal invalid or
Hi-Z (hold time)
External bus interface
CS[0:3]
ADDR[8:31]
DATA[0:15]
RD_WR
BDIP
WE/BE[0:1]
OE
TS
TA
tCOH
1.06
1.5
1.06
1.5
1.06
1.5
—ns
EBTS = 0
EBTS = 1
Hold time selectable via
SIU_ECCR
[EBTS] bit.
6 5
CLKOUT positive edge to
output signal valid
(output delay)
External bus interface
CS[0:3]
ADDR[8:31]
DATA[0:15]
RD_WR
BDIP
WE/BE[0:1]
OE
TS
TA
tCOV
11.0
10.06
11.0
10.06
11.0
ns
EBTS = 0
EBTS = 1
Output valid time
selectable via
SIU_ECCR
[EBTS] bit.
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