參數(shù)資料
型號(hào): M62320P
廠商: Mitsubishi Electric Corporation
英文描述: 8-BIT I/O EXPANDER for I2C BUS
中文描述: 8位I / O擴(kuò)展I2C總線
文件頁(yè)數(shù): 4/9頁(yè)
文件大?。?/td> 66K
代理商: M62320P
MITSUBISHI < STD. LINEAR ICs >
M62320P,FP
8-BIT I/O EXPANDER for I
C BUS
2/20,1998(rev) ( / 9 )
MITSUBISHI ELECTRIC
2
Note that a transmitter must internally provide at least a hold time to bridge the undefined region
(max.300 ns) of the falling edge of SCL.
SCL clock frequency
Free time: the bus must be free before a new transmission can start
f
SCL
t
BUF
t
HD:STA
t
LOW
t
HIGH
t
SU:STA
t
HD:DAT
t
SU:DAT
t
R
t
F
t
SU:STO
KHz
μs
ns
ns
ns
μs
μs
μs
μs
μs
μs
Parameter
Hold time START Condition. After this period,the first clock pulse
is generated.
LOW period of the clock
HIGh period of the clock
Set-up time for START condition (Only relevant for a repeated
START condition)
Data Hold time
Data Set-up time
Rise time of SDA and SCL signals
Fall time of SDA and SCL signals
Set-up time for STOP condition
Symbol
Unit
Min.
0
4.7
4.0
4.7
4.0
4.7
0
250
4.0
-
-
Max.
100
1000
300
-
-
-
-
-
-
-
-
Limits
TIMING CHART
t
R,
t
F
t
BUF
t
LOW
t
HIGH
t
HD:DAT
t
SU:DAT
SDA
SCL
V
IH
V
IL
V
IH
V
IL
t
HD:STA
t
SU:STA
t
SU:STO
START
START
STOP
START
4
I
C BUS CHARACTERISTICS
2
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