參數(shù)資料
型號: M41T0M
廠商: 意法半導體
英文描述: SERIAL REAL-TIME CLOCK
中文描述: 串行實時時鐘
文件頁數(shù): 11/20頁
文件大?。?/td> 260K
代理商: M41T0M
11/20
M41T0
Table 7. AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
A
= –40 to 85°C; V
CC
= 2.0 to 5.5V (except where noted).
2. Transmitter must internally provide a hold time to bridge the undefined region (300ns max.) of the falling edge of SCL.
Symbol
Parameter
(1)
Min
Typ
Max
Unit
f
SCL
SCL Clock Frequency
0
400
kHz
t
LOW
Clock Low Period
1.3
μs
t
HIGH
Clock High Period
600
ns
t
R
SDA and SCL Rise Time
300
ns
t
F
SDA and SCL Fall Time
300
ns
t
HD:STA
START Condition Hold Time
(after this period the first clock pulse is generated)
600
ns
t
SU:STA
START Condition Setup Time
(only relevant for a repeated start condition)
600
ns
t
SU:DAT
Data Setup Time
100
ns
t
HD:DAT(2)
Data Hold Time
0
μs
t
SU:STO
STOP Condition Setup Time
600
ns
t
BUF
Time the bus must be free before a new transmission can start
1.3
μs
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