參數(shù)資料
型號: M38856F9-HP
廠商: Renesas Technology Corp.
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 單芯片8位CMOS微機
文件頁數(shù): 100/103頁
文件大?。?/td> 1580K
代理商: M38856F9-HP
3885 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
99
Symbol
Parameter
Unit
Table 39 Multi-master I
2
C-BUS bus line characteristics
Bus free time
Hold time for START condition
Hold time for S
CL
clock =
0
Rising time of both S
CL
and S
DA
signals
Data hold time
Hold time for S
CL
clock =
1
Falling time of both S
CL
and S
DA
signals
Data setup time
Setup time for repeated START condition
Setup time for STOP condition
t
BUF
t
HD;STA
t
LOW
t
R
t
HD;DAT
t
HIGH
t
F
t
SU;DAT
t
SU;STA
t
SU;STO
Min.
4.7
Max.
Min.
1.3
Max.
μ
s
μ
s
μ
s
ns
μ
s
μ
s
ns
ns
μ
s
μ
s
Standard clock mode
High-speed clock mode
Note:
C
b
= total capacitance of 1 bus line
Fig. 85 Timing diagram of multi-master I
2
C-BUS
4.0
4.7
0
4.0
250
4.7
4.0
1000
300
0.6
1.3
20+0.1C
b
0
0.6
20+0.1C
b
100
0.6
0.6
300
0.9
300
t
B
U
F
t
H
D
:
S
T
A
t
H
D
:
D
A
T
t
L
O
W
t
R
t
F
t
H
I
G
H
t
s
u
:
D
A
T
t
s
u
:
S
T
A
t
HD:STA
t
s
u
:
S
T
O
S
C
L
P
S
S
r
P
S
D
A
S :
S
r:
P :
S
R
S
T
E
T
A
S
O
R
T
P
T
A
c
R
o
c
o
T
n
n
d
d
c
i
i
t
n
o
i
o
d
n
n
i
o
t
i
t
i
o
n
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