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4
AT24C128/256
0670E–07/01
Pin Capacitance
(1)
Note: 1. This parameter is characterized and is not 100% tested.
DC Characteristics
(1)
Note: 1. V
IL
min and V
IH
max are reference only and are not tested
Applicable over recommended operating range from T
A
= 25°C, f = 1.0 MHz, V
CC
= +1.8V.
Symbol Test Condition Max Units Conditions
C
I/O
Input/Output Capacitance (SDA) 8 pF V
I/O
= 0V
C
IN
Input Capacitance (A
0
, A
1
, SCL) 6 pF V
IN
= 0V
Applicable over recommended operating range from: T
AI
= -40°C to +85°C, V
CC
= +1.8V to +5.5V, T
AC
= 0°C to +70°C,
V
CC
= +1.8V to +5.5V (unless otherwise noted).
Symbol Parameter Test Condition Min Typ Max Units
V
CC1
Supply Voltage 1.8 3.6 V
V
CC2
Supply Voltage 2.5 5.5 V
V
CC3
Supply Voltage 4.5 5.5 V
I
CC1
Supply Current V
CC
= 5.0V READ at 400 kHz 1.0 2.0 mA
I
CC2
Supply Current V
CC
= 5.0V WRITE at 400 kHz 2.0 3.0 mA
I
SB1
Standby Current
(1.8V option)
V
CC
= 1.8V
V
IN
= V
CC
or V
SS
0.2 µA
V
CC
= 3.6V 2.0
I
SB2
Standby Current
(2.5V option)
V
CC
= 2.5V
V
IN
= V
CC
or V
SS
0.5 µA
V
CC
= 5.5V 6.0
I
SB3
Standby Current
(5.0V option)
V
CC
= 4.5 - 5.5V V
IN
= V
CC
or V
SS
6.0 µA
I
LI
Input Leakage Current V
IN
= V
CC
or
V
SS
0.10 3.0 µA
I
LO
Output Leakage
Current
V
OUT
= V
CC
or
V
SS
0.05 3.0 µA
V
IL
Input Low Level
(1)
-0.6 V
CC
x 0.3 V
V
IH
Input High Level
(1)
V
CC
x 0.7 V
CC
+ 0.5 V
V
OL2
Output Low Level V
CC
= 3.0V I
OL
= 2.1 mA 0.4 V
V
OL1
Output Low Level V
CC
= 1.8V I
OL
= 0.15 mA 0.2 V