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
文件頁數(shù): 5/47頁
文件大?。?/td> 524K
代理商: R2025S
R2025S/D
5
DC ELECTRICAL CHARACTERISTICS
Unless otherwise specified: VSS=0V,VDD=3V,Topt=-40 to +85
°
C
Symbol
Item
VIH
“H” Input Voltage
Pin Name
SCL,SDA,
CLKC
Condition
VDD=1.7 to 5.5V
Min.
0.8x
VDD
-0.3
Typ.
Max.
5.5
Unit
V
VIL
“L” Input Voltage
0.2x
VDD
-0.5
IOH
“H” Output
Current
“L” Output Current
32KOUT
VOH=VDD-0.5V
mA
IOL1
IOL2
32KOUT
/INTRA,
/INTRB
SDA
SCL
0.5
1.0
IOL3
IIL
VOL=0.4V
4.0
-1.0
1.0
mA
Input Leakage
Current
Pull-down
Resistance Input
Current
Output Off-state
Leakage Current
VI=5.5V or VSS
VDD=5.5V
VI=5.5V
μ
A
ICLKC
CLKC
0.3
1.0
μ
A
IOZ
SDA,
/INTRA
/INTRB
VDD
VO=5.5V or VSS
VDD=5.5V
VDD=3V,
SCL=SDA=3V,
Output = OPEN
CLKC=”L”
VDD=5V,
SCL=SDA=5V,
Output = OPEN
CLKC=”L”
Topt=-30 to +70
°
C
-1.0
1.0
μ
A
IDD1
0.48
1.20
μ
A
IDD2
Time Keeping
Current
VDD
0.60
1.80
μ
A
VDETH
Supply Voltage
Monitoring Voltage
(“H”)
Supply Voltage
Monitoring Voltage
(“L”)
VDD
VDD
1.90
2.10
2.30
V
V
VDETL
Topt=-30 to +70
°
C
1.15
1.30
1.45
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