參數(shù)資料
型號(hào): R2025S
廠商: RICOH COMPANY LTD
元件分類: XO, clock
英文描述: High precision I2C-Bus Real-Time Clock Module
中文描述: REAL TIME CLOCK, PDSO14
封裝: 10.10 X 7.40 MM, 3.10 MM HEIGHT, SOP-14
文件頁(yè)數(shù): 4/47頁(yè)
文件大?。?/td> 524K
代理商: R2025S
R2025S/D
ABSOLUTE MAXIMUM RATINGS
4
(VSS=0V)
Description
-0.3 to +6.5
-0.3 to +6.5
-0.3 to VDD+0.3
-0.3 to +6.5
-0.3 to VDD+0.3
300
-40 to +85
Symbol
VDD
VI
Item
Pin Name and Condition
VDD
SCL, SDA, CLKC
VPP
SDA, /INTRA, /INTRB
32KOUT
Topt=25
°
C
Unit
V
V
Supply Voltage
Input Voltage 1
Input Voltage 2
Output Voltage 1
Output Voltage 2
Power Dissipation
Operating
Temperature
Storage Temperature
VO
V
PD
Topt
mW
°
C
Tstg
-55 to +125
°
C
RECOMMENDED OPERATING CONDITION
(VSS=0V, Topt=-40 to +85
°
C)
Min.
Typ.
1.7
1.15
Symbol
VDD
VCLK
VPUP
RPUP
Item
Pin Name
Max.
5.5
5.5
5.5
10
Unit
V
V
V
k
Supply Voltage
Time Keeping Voltage
Pull-up Voltage
Pull-up resister
SCL, SDA, /INTRA, /INTRB
CLKC
FREQUENCY CHARACTERISTICS
(VSS=0V)
Min.
-5
-1
Symbol
f/f0
Fv
Item
Condition
Typ.
0
Max.
+5
+1
Unit
ppm
ppm
Frequency Deviation
Frequency Voltage
Characteristics
Frequency
Temperature
Characteristics
Oscillation Start-up
Time
Aging
Topt=25
°
C, VDD=3V
Topt=25
°
C,
VDD=2.0V to 5.5V
Topt=-20
°
C to +70
°
C
25
°
C as standard
Top
-120
+10
ppm
tsta
Topt=25
°
C, VDD=2V
1
sec
fa
Topt=25
°
C, VDD=3V,
First year
-5
+5
ppm
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