參數(shù)資料
型號: R2033K
廠商: Ricoh Co., Ltd.
英文描述: 3 wire interface Real-Time Clock ICs
中文描述: 3線接口實時時鐘芯片
文件頁數(shù): 6/50頁
文件大?。?/td> 542K
代理商: R2033K
R2033K/T
AC ELECTRICAL CHARACTERISTICS
6
Unless otherwise specified: V
SS
=0V,Topt=-40 to +85
°
C
Input and Output Conditions: V
IH
=0.8
×
V
DD
,V
IL
=0.2
×
V
DD
,V
OH
=0.8
×
V
DD
,V
OL
=0.2
×
V
DD
,CL=50pF
Sym
-bol
t
CES
CE Set-up Time
t
CEH
CE Hold Time
t
CR
CE Recovery Time
f
SCLK
SCLK Clock Frequency
t
CKH
SCLK Clock ”H” Time
t
CKL
SCLK Clock ”L” Time
t
CKS
SCLK Set-up Time
t
RD
Data Output Delay Time
t
RZ
Data Output Floating Time
t
CEZ
Data Output Delay Time After
Falling of CE
t
DS
Input Data Set-up Time
t
DH
Input Data Hold Time
t
DELAY
Output Delay Time of Voltage
Detector
t
CKH
V
DD
1.7V
Typ.
Item
Condi-
Tions
Min.
400
400
62
400
400
200
Max.
1.0
300
300
300
Unit
ns
ns
μ
s
MHz
ns
ns
ns
ns
ns
ns
Time
Keeping
200
200
100
105
110
ns
ns
ms
SCLK
t
CES
SIO(read cycle)
SIO(write cycle)
CE
t
RD
t
CKL
t
CEZ
t
DS
t
DH
t
RD
t
CEH
t
CKS
t
CR
t
RZ
*) For reading/writing timing, see “P.26
Considerations in Reading and Writing Time Data under special
condition”.
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R2033K-E2 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:3 wire interface Real-Time Clock ICs
R2033T 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:3 wire interface Real-Time Clock ICs
R2033T-E2 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:3 wire interface Real-Time Clock ICs
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