BR24L01 Rohm, BR24L01 Datasheet - Page 21

• Manufacturer Part Number: BR24L01
• Description: 1288 bit electrically erasable PROM
• Manufacturer: Rohm

Memory ICs
The maximum value of R
The minimum value of R
The maximum value of R
The minimum value of R
The current overload may cause noise on the power line and instantaneous power down.
The following conditions must be met, where is the maximum permissible current.
The maximum permissible current depends on V
EEPROM.
lower than the inputs LOW level of the controller, including recommended noise margin (0.1V
When the device outputs LOW on SDA line, the voltage of the bus A determined by R
SDA rise time determined by R
And the other timing must also keep the conditions of the AC timing.
"H" OUTPUT
CONTROLLER
S
S
S
S
is determined by the current overload due to the conflict on the bus.
is determined by following factors.
Examples : when V
V
BR24L01A-W / BR24L01AF-W / BR24L01AFJ-W /
IL
MAXIMUM
CURRENT
CONTROLLER
PU
R
PU
and the capacitance of bus line (CBUS ) of SDA must be less than t
According to 2
(V
R
S
CC
R
R
R
S
S
PU
V
V
OL
1.67 [k ]
CC
V
0.3 3 0.4 0.1 3
R
)
IL
CC
S
R
EEPROM
1.1 3 0.3 3
1.1V
PU
CC
"L" OUTPUT
V
R
3V, V
OL
S
I
R
OL
line impedance and so on. It need to be less than 10mA for
S
CC
BR24L01AFV-W / BR24L01AFVM-W
A
0.1V
V
IL
V
OL
IL
0.3V
CC
0.1V
EEPROM
CC
R
CC
, V
Examples : When V
R
PU
V
20 10
V
R
OL
S
CC
OL
S
V
IL
0.4V, R
V
3
CC
CAPACITANCE OF
BUS LINE (CBUS)
R
S
PU
300 [ ]
10 10
20k
3
CC
3V,
3
PU
10mA
and R
CC
).
S
must be
R
.
21/25