參數(shù)資料
型號: RV5C338A
廠商: RICOH COMPANY LTD
元件分類: XO, clock
英文描述: 3-WIRE SERIAL INTERFACE REAL-TIME CLOCK ICs WITH VOLTAGE MONITORING FUNCTION
中文描述: REAL TIME CLOCK, PDSO10
封裝: 4 X 2.90 MM, 1.20 MM HEIGHT, SSOP-10
文件頁數(shù): 9/52頁
文件大?。?/td> 440K
代理商: RV5C338A
R
×
5C338A
6
Symbol
Item
Conditions
V
DD
2.5V
V
DD
4.5
Unit
MIN.
TYP.
MAX.
MIN.
TYP.
MAX.
t
CES
CE Set-up Time
400
200
ns
t
CEH
CE Hold Time
400
200
ns
t
CR
CE Recovery Time
62
62
μs
f
SCLK
SCLK Clock Frequency
1.0
2.0
MHz
t
CKH
SCLK Clock “H” Time
400
200
ns
t
CKL
SCLK Clock “L” Time
400
200
ns
t
CKS
SCLK Set-up Time
200
100
ns
t
RD
Data Output Delay Time
300
150
ns
t
RZ
Data Output Floating Time
300
150
ns
t
CEZ
Data Output Floating Time
After Falling of CE
300
150
ns
t
DS
Input Data Set-up Time
200
100
ns
t
DH
Input Data Hold Time
200
100
ns
AC ELECTRICAL CHARACTERISTICS
Unless otherwisespecified : Vss=0V, Topt=–40 to +85C
Input/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
, C
L
=50pF
CE
SCLK
SIO (Write cycle)
SIO (Read cycle)
t
CKH
t
CKL
t
CKS
t
CES
t
DS
t
DH
t
RD
t
RD
t
RZ
t
CEZ
t
CEH
t
CR
*
) For read/write timing, see Paragraph “USAGES, 1.5 Considerations in Reading and Writing Time Data”
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