参数资料
型号: SC103335VR400B
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 32-BIT, 400 MHz, MICROPROCESSOR, PBGA272
封装: 27 X 27 MM, 1.27 MM PITCH, ROHS COMPLIANT, PLASTIC, BGA-272
文件页数: 50/72页
文件大小: 978K
代理商: SC103335VR400B
MPC5200B Data Sheet, Rev. 4
54
Freescale Semiconductor
Figure 44. Timing Diagram — SPI Slave Mode, Format 1 (CPHA = 1)
1.3.17
GPIOs and Timers
1.3.17.1
General and Asynchronous Signals
The MPC5200B contains several sets if I/Os that do not require special setup, hold, or valid requirements. Most of these are
asynchronous to the system clock. The following numbers are provided for test and validation purposes only, and they assume
a 133 MHz internal bus frequency.
Figure 45 shows the GPIO Timing Diagram. Table 50 gives the timing specifications.
Table 50. Asynchronous Signals
Sym
Description
Min
Max
Units
SpecID
tCK
Clock Period
7.52
ns
A16.1
tIS
Input Setup
12
ns
A16.2
tIH
Input Hold
1
ns
A16.3
tDV
Output Valid
15.33
ns
A16.4
tDH
Output Hold
1
ns
A16.5
SCK
(CLKPOL=0)
SCK
(CLKPOL=1)
MOSI
Input
SS
Input
MISO
Output
1
22
7
8
3
4
6
5
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