BU9844GUL-W_10 Datasheet, PDF (2/19 Pages) Rohm – WL-CSP EEPROM family I2C BUS

BU9844GUL-W
Technical Note
●Memory cell characteristics (Ta=25℃, Vcc=1.7~5.5V)
Parameter
Limits
Min
Typ.
Number of data rewrite times ^*1 1,000,000
-
Unit
Max
-
Times
Data hold years
*1 Not 100% TESTED
40
-
●Electrical characteristics
(Unless otherwise specified, Ta=-40~+85℃, Vcc=1.7~5.5V)
Parameter
Symbol
Min.
Limits
Typ.
“HIGH” input voltage1
V_IH1 0.7Vcc
-
-
Max.
-
Years
Unit
Conditions
V 2.5V≦Vcc≦5.5V
“LOW” Input voltage1
V_IL1
-
-
0.3Vcc V 2.5V≦Vcc≦5.5V
“HIGH” input voltage2
V_IH2 0.9Vcc
-
-
V 1.7V≦Vcc＜2.5V
“LOW” input voltage2
V_IL2
-
-
0.1Vcc V 1.7V≦Vcc＜2.5V
“LOW” output voltage1
V_OL1
-
-
0.3
V I_OL=3.0mA, 2.5V≦Vcc≦5.5V, (SDA)
“LOW output voltage2
V_OL2
-
-
0.2
V I_OL=1.5mA, 1.7V≦Vcc＜2.5V, (SDA)
Input leak current
I_LI
-1
-
1
μA V_IN=0V~Vcc
Output leak current
Current consumption
at action
I_LO
-1
-
I_CC1
-
-
I_CC2
-
-
Standby current
I_SB
-
-
○This product is not designed for protection against radioactive rays.
1
μA V_OUT=0V~Vcc(SDA)
2.0
mA
Vcc=5.5V, f_SCL=400kHz, t_WR=5ms,
Byte write, Page write
Vcc=5.5V, f_SCL=400kHz
0.5
mA Random read, Current read,
sequential read
2.0
μA
Vcc=5.5V, SDA·SCL=Vcc,
A2=GND, WP=GND
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2010.09 - Rev.A