M24256-BRDW6G STMICROELECTRONICS [STMicroelectronics], M24256-BRDW6G Datasheet - Page 22

• Manufacturer Part Number: M24256-BRDW6G
• Description: 512 Kbit and 256 Kbit Serial I2C bus EEPROM with three Chip Enable lines
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

DC and AC parameters
22/31
Table 12.
1. Characterized value, not tested in production.
Table 13.
1. Sampled only, not 100% tested.
2. To avoid spurious START and STOP conditions, a minimum delay is placed between SCL=1 and the
3. For a reSTART condition, or following a Write cycle.
t
t
Symbol
DH1DH2
Symbol
DL1DL2
t
t
t
t
CH1CH2
CLQV
CHDX
CL1CL2
t
t
t
t
t
t
t
I
I
t
V
DXCX
CHDH
falling or rising edge of SDA.
I
V
CHCL
CLCH
CLDX
CLQX
DHDL
I
CC0
CC1
V
DLCL
I
LO
CC
t
OL
LI
f
IH
IL
W
C
(2)
(3)
(1)
(1)
Input Leakage Current
(SCL, SDA, E2, E1, E0)
Output Leakage
Current
Supply Current (Read)
Supply Current (Write)
Standby Supply Current
Input Low Voltage
Input High Voltage
Output Low Voltage
t
t
t
t
t
SU:STO
HD:DAT
SU:DAT
SU:STA
HD:STA
DC characteristics (M24xxx-R)
AC characteristics (M24xxx-W,
t
t
t
f
HIGH
Alt.
LOW
t
t
SCL
t
BUF
WR
t
t
DH
t
t
AA
R
F
R
F
Parameter
Clock Frequency
Clock Pulse Width High
Clock Pulse Width Low
Clock Rise Time
Clock Fall Time
SDA Rise Time
SDA Fall Time
Data In Set Up Time
Data In Hold Time
Data Out Hold Time
Clock Low to Next Data Valid (Access Time)
Start Condition Set Up Time
Start Condition Hold Time
Stop Condition Set Up Time
Time between Stop Condition and Next Start
Condition
Write Time
Test conditions (see
V
V
V
During t
OUT
CC
IN
Parameter
I
device in Stand-by mode
OL
=1.8V, f
= V
= V
= 0.7 mA, V
M24512-W, M24512-R, M24256-BW, M24256-BR
V
SS
IN
W
SS
time < 30ns)
, 1.8V < V
= V
or V
Table
c
or V
see
= 400kHz (rise/fall
SS
CC
CC,
Table 7
or V
, V
9)
CC
SDA in Hi-Z
CC
CC
Table 8
= 1.8 V
CC
= 1.8 V
< 5.5V
and
and
Table 9
1300
1300
Min.
600
100
200
200
600
600
600
20
20
0.7V
0
–0.45
Min.
)
CC
Max.
400
300
300
300
300
900
0.3 V
V
5
Max.
CC
5
± 2
± 2
0.2
1
2
(1)
+1
CC
Unit
kHz
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Unit
ns
ns
ns
mA
mA
µA
µA
µA
V
V
V