參數(shù)資料
型號: RS5C372A
廠商: RICOH COMPANY LTD
元件分類: XO, clock
英文描述: I2C bus SERIAL INTERFACE REAL-TIME CLOCK ICs
中文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO8
封裝: SSOP-8
文件頁數(shù): 15/59頁
文件大?。?/td> 442K
代理商: RS5C372A
RS5C372B
11
AC CHARACTERISTICS
V
DD
2.0V (supports standard mode I
2
C bus)
Unless otherwise specified : V
SS
=0V, Topt=–40 to +85C, Crystal=32.768kHz or 32.000kHz
I/O conditions: V
IH
=0.8
×
V
DD
, V
IL
=0.2
×
V
DD
, V
OL
=0.2
×
V
DD
, C
L
=50pF
Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
f
SCL
SCL Clock Frequency
0
100
kHz
t
LOW
SCL Clock “L” Time
4.7
μs
t
HIGH
SCL Clock “H” Time
4.0
μs
t
HD
;
STA
Start Condition Hold Time
4.0
μs
t
SU
;
STO
Stop Condition Hetup Time
4.0
μs
t
SU
;
STA
Start Condition Setup Time
4.7
μs
t
SU
;
DAT
Data Setup Time
250
ns
t
HDH
;
DAT
“H” Data Hold Time
0
ns
t
HDL
;
DAT
“L” Data Hold Time
35
ns
t
PL
;
DAT
SDA “L” Stable Time After Falling of SCL
2.0
μs
t
PZ
;
DAT
SDA Off Stable Time After Falling of SCL
2.0
μs
t
R
Rising Time of SCL and SDA (Input)
1000
ns
t
F
Falling Time of SCL and SDA (Input)
300
ns
t
SP
Spike Width that can be Removed
with Input Filter
50
ns
S
Sr
P
SCL
SDA(IN)
SDA(OUT)
t
LOW
t
HD;STA
t
HDH;DAT
t
HDL;DAT
t
PZ;DAT
t
PL;DAT
t
SU;STA
t
SU;STO
t
HIGH
t
HD;STA
t
SP
t
SU;DAT
Sr
S Start condition
Stop condition
Repeated start condition
P
*
) For detailed information refer to “USAGES, 1.2 Transmission System of I
2
C bus.”
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相關代理商/技術參數(shù)
參數(shù)描述
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