參數(shù)資料
型號(hào): M41T82RQA6F
廠商: STMICROELECTRONICS
元件分類: 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, QCC16
封裝: 4 X 4 MM, ROHS COMPLIANT, QFN-16
文件頁(yè)數(shù): 44/58頁(yè)
文件大?。?/td> 462K
代理商: M41T82RQA6F
M41T82 M41T83
DC and AC parameters
Figure 26.
Bus timing requirement sequence
Table 24.
AC characteristics
Sym
Parameter(1)
1.
Valid for ambient operating temperature: TA = –40 to 85°C; VCC = 2.38 to 5.5 V (except where noted).
Min
Typ
Max
Units
fSCL
SCL clock frequency
0
400
Hz
tLOW
Clock low period
1.3
s
tHIGH
Clock high period
600
ns
tR
SDA and SCL rise time
300
ns
tF
SDA and SCL fall time
300
ns
tHD:STA
START condition hold time
(after this period the first clock pulse is generated)
600
ns
tSU:STA
START condition setup time
(only relevant for a repeated start condition)
600
ns
tSU:DAT
(2)
2.
Transmitter must internally provide a hold time to bridge the undefined region (300 ns max) of the falling
edge of SCL.
Data setup time
100
ns
tHD:DAT
Data hold time
0
s
tSU:STO
STOP condition setup time
600
ns
tBUF
Time the bus must be free before a new transmission
can start
1.3
s
AI00589
SDA
P
tSU:ST
tSU:STA
tHD:STA
SR
SCL
tSU:DAT
tF
tHD:DAT
tR
tHIGH
tLOW
tHD:STA
tBUF
S
P
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