參數(shù)資料
型號: MCF5470
廠商: 飛思卡爾半導體(中國)有限公司
英文描述: MCF547x Integrated Microprocessor Electrical Characteristics
中文描述: MCF547x集成的微處理器,電氣特性
文件頁數(shù): 21/28頁
文件大?。?/td> 706K
代理商: MCF5470
General Timing Specifications
MCF547x Integrated Microprocessor Electrical Characteristics, Rev. 2
Freescale Semiconductor
21
12
General Timing Specifications
Table 19
lists timing specifications for the GPIO, PSC, DREQ, DACK, and external interrupts.
13
Table 20
lists specifications for the I
2
C input timing parameters shown in
Figure 18
.
I
2
C Input/Output Timing Specifications
Table 21
lists specifications for the I
2
C output timing parameters shown in
Figure 18
.
Table 19. General AC Timing Specifications
Name
Characteristic
Min
Max
Unit
G1
CLKIN high to signal output valid
2
PSTCLK
G2
CLKIN high to signal invalid (output hold)
0
ns
G3
Signal input pulse width
2
PSTCLK
Table 20. I
2
C Input Timing Specifications between SCL and SDA
Num
Characteristic
Min
Max
Units
I1
Start condition hold time
2
Bus clocks
I2
Clock low period
8
Bus clocks
I3
SCL/SDA rise time (V
IL
= 0.5 V to V
IH
= 2.4 V)
Data hold time
1
mS
I4
0
ns
I5
SCL/SDA fall time (V
IH
= 2.4 V to V
IL
= 0.5 V)
Clock high time
1
mS
I6
4
Bus clocks
I7
Data setup time
0
ns
I8
Start condition setup time (for repeated start condition only)
2
Bus clocks
I9
Stop condition setup time
2
Bus clocks
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