BU9889GUL-W Datasheet, PDF (2/18 Pages) Rohm – WL-CSP EEPROM family I2C BUS

BU9889GUL-W
Technical Note
●Electrical characteristics
Parameter
"H" Input Voltage1
Symbol
Min
VIH1 0.7Vcc
Limits
Typ.
-
Unit
Max.
Vcc+1.0 V
Condition
"L" Input Voltage1
VIL1
-0.3
-
0.3Vcc V
"L" Output Voltage1
VOL1
-
-
0.4
V IOL=3.0mA , 2.5V≦Vcc≦5.5V (SDA)
"L" Output Voltage2
VOL2
-
-
0.2
V IOL=0.7mA , 1.7V≦Vcc≦2.5V (SDA)
Input Leakage Current
ILI
-1
-
1
μA VIN=0～Vcc
Output Leakage Current
ILO
-1
ICC1
-
Current consumption at action
ICC2
-
Standby Current
ISB
-
○Radiation resistance design is not made.
-
1
μA VOUT=0～Vcc (SDA)
-
2.0
mA
Vcc=5.5V , fSCL =400kHz, tWR=5ms
Byte Write, Page Write
-
0.5
mA
Vcc=5.5V , fSCL =400kHz
Random read, Current read, Sequential read
-
2.0
μA
Vcc=5.5V , SDA・SCL=Vcc
A2=GND, WP=GND
●Action timing characteristics
Parameter
SCL Frequency
Data clock "High" time
Data clock "Low" time
SDA, SCL rise time *1
SDA, SCL fall time *1
Start condition hold time
Start condition setup time
Input data hold time
Input data setup time
Output data delay time
Output data hold time
Stop condition data setup time
Bus release time before transfer start
Internal write cycle time
Noise removal valid period (SDA,SCL terminal)
WP hold time
WP setup time
WP valid time
*1 : Not 100% TESTED
Symbol
Limits
Unit
Min.
Typ.
Max.
fSCL
-
-
400
kHz
tHIGH
0.6
-
-
μs
tLOW
1.2
-
-
μs
tR
-
-
0.3
μs
tF
-
-
0.3
μs
tHD:STA
0.6
-
-
μs
tSU:STA
0.6
-
-
μs
tHD:DAT
0
-
-
ns
tSU:DAT
100
-
-
ns
tPD
0.1
-
0.9
μs
tDH
0.1
-
-
μs
tSU:STO
0.6
-
-
μs
tBUF
1.2
-
-
μs
tWR
-
-
5
ms
tI
-
-
0.1
μs
tHD:WP
0
-
-
ns
tSU:WP
0.1
-
-
μs
tHIGH:WP
1.0
-
-
μs
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2010.01 - Rev.A