參數(shù)資料
型號: MCF5372
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: Microprocessor Data Sheet
中文描述: 微處理器數(shù)據(jù)表
文件頁數(shù): 32/42頁
文件大?。?/td> 787K
代理商: MCF5372
MCF5373 ColdFire
Microprocessor Data Sheet, Rev. 0.3
Preliminary
Preliminary Electrical Characteristics
Freescale Semiconductor
32
5.13 I
2
C Input/Output Timing Specifications
Table 16
lists specifications for the I
2
C input timing parameters shown in
Figure 21
.
Table 16. I
2
C Input Timing Specifications between SCL and SDA
Table 17
lists specifications for the I
2
C output timing parameters shown in
Figure 21
.
Table 17. I
2
C Output Timing Specifications between SCL and SDA
S4
SSI_BCK rising edge to SSI_MCLK edge
10
ns
S5
SSI_MCLK edge to SSI_BCLK rising edge
10
ns
S6
SSI_TXD/SSI_RXD data set-up time
10
ns
S7
SSI_TXD/SSI_RXD data hold time
10
ns
NOTES:
f
s is the sampling frequency. SSI_BCLK can be operated upto 512 times the sampling frequency to a max frequency of 49.152MHz
Num
Characteristic
Min
Max
Units
I1
Start condition hold time
2
t
cyc
I2
Clock low period
8
t
cyc
I3
I2C_SCL/I2C_SDA rise time (V
IL
= 0.5 V to V
IH
= 2.4 V)
1
ms
I4
Data hold time
0
ns
I5
I2C_SCL/I2C_SDA fall time (V
IH
= 2.4 V to V
IL
= 0.5 V)
1
ms
I6
Clock high time
4
t
cyc
I7
Data setup time
0
ns
I8
Start condition setup time (for repeated start condition only)
2
t
cyc
I9
Stop condition setup time
2
t
cyc
Num
Characteristic
Min
Max
Units
I1
1
Start condition hold time
6
t
cyc
I2
1
Clock low period
10
t
cyc
I3
2
I2C_SCL/I2C_SDA rise time (V
IL
= 0.5 V to V
IH
= 2.4 V)
μs
I4
1
Data hold time
7
t
cyc
I5
3
I2C_SCL/I2C_SDA fall time (V
IH
= 2.4 V to V
IL
= 0.5 V)
3
ns
I6
1
Clock high time
10
t
cyc
I7
1
Data setup time
2
t
cyc
I8
1
Start condition setup time (for repeated start condition only)
20
t
cyc
I9
1
Stop condition setup time
10
t
cyc
Table 15. SSI Timing (continued)
Num
Description
1.8 +/- 0.10V
Unit
Minimum
Maximum
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