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BU9844GUL-W Datasheet, PDF (2/13 Pages) Rohm – Silicon Monolithic Integrated Circuit
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◇RECOMMENDED OPERATING CONDITION
Parameter
Symbol
Rating
Unit
Supply Voltage
VCC
1.7~5.5
V
Input Voltage
VIN
0~VCC
V
◇DC OPERATING CHARACTERISTICS (Unless otherwise specified Ta=-40~85℃、VCC=1.7~5.5V)
Parameter
“H” Input Voltage1
“L” Input Voltage1
“H” Input Voltage2
“L” Input Voltage2
“L” Output Voltage1
“L” Output Voltage2
Specification
Symbol
Unit
Min. Typ. Max.
test condition
VIH1 0.7VCC -
-
V 2.5V≦Vcc≦5.5V
VIL1
- - 0.3VCC V 2.5V≦Vcc≦5.5V
VIH2 0.9VCC -
-
V 1.7V≦Vcc<2.5V
VIL2
- - 0.1VCC V 1.7V≦Vcc<2.5V
VOL1 - - 0.3 V IOL=3.0mA,2.5V≦Vcc≦5.5V (SDA)
VOL2 - - 0.2 V IOL=1.5mA,1.7V≦Vcc<2.5V (SDA)
Input Leakage Current
ILI
-1 -
1 μA VIN=0V~VCC
Output Leakage Current
ILO
-1 -
1 μA VOUT=0V~VCC (SDA)
Operating Current
VCC=5.5V,fSCL=400kHz,tWR=5ms
ICC1
--
2.0 mA Byte Write
Page Write
VCC=5.5V,fSCL=400kHz
ICC2
--
0.5 mA Random Read
Current Read
Sequential Read
Standby Current
VCC=5.5V,SDA・SCL=VCC
ISB
- - 2.0 μA
A2=GND,WP=GND
○ This product is not designed for protection against radioactive rays.
◇MEMORY CELL CHARACTERISTICS(Ta=25℃、Vcc=1.7~5.5V)
Parameter
Specification
Min.
Typ.
Max.
Write/Erase Cycle
1,000,000
-
-
Data Retention
40
-
-
Unit
cycle
year
REV. B