24LC256-E/SM Microchip Technology, 24LC256-E/SM Datasheet - Page 3

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24LC256-E/SM

Manufacturer Part Number
24LC256-E/SM
Description
IC EEPROM 256KBIT 400KHZ 8SOIC
Manufacturer
Microchip Technology
Datasheets

Specifications of 24LC256-E/SM

Memory Size
256K (32K x 8)
Package / Case
8-SOIC (5.3mm Width), 8-SOP, 8-SOEIAJ
Operating Temperature
-40°C ~ 125°C
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Speed
400kHz
Interface
I²C, 2-Wire Serial
Voltage - Supply
2.5 V ~ 5.5 V
Organization
32 K x 8
Interface Type
I2C
Maximum Clock Frequency
0.4 MHz
Access Time
900 ns
Supply Voltage (max)
5.5 V
Supply Voltage (min)
2.5 V
Maximum Operating Current
3 mA
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Supply Voltage
2.5 V, 5.5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
24LC256-E/SM
Manufacturer:
MCP
Quantity:
366
Part Number:
24LC256-E/SM
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
TABLE 1-2:
 2010 Microchip Technology Inc.
AC CHARACTERISTICS
Param.
1
2
3
4
5
6
7
8
9
10
11
12
Note 1:
No.
2:
3:
4:
F
T
T
T
T
T
T
T
T
T
T
T
SU
SU
SU
SU
R
CLK
HIGH
LOW
F
HD
HD
HD
Sym.
Not 100% tested. C
As a transmitter, the device must provide an internal minimum delay time to bridge the undefined region
(minimum 300 ns) of the falling edge of SCL to avoid unintended generation of Start or Stop conditions.
The combined T
noise spike suppression. This eliminates the need for a T
This parameter is not tested but ensured by characterization. For endurance estimates in a specific
application, please consult the Total Endurance™ Model, which can be obtained from Microchip’s web site
at www.microchip.com.
:
:
:
:
:
:
:
STA
DAT
STO
WP
STA
DAT
WP
AC CHARACTERISTICS
Clock frequency
Clock high time
Clock low time
SDA and SCL rise time
(Note 1)
SDA and SCL fall time
(Note 1)
Start condition hold time
Start condition setup time
Data input hold time
Data input setup time
Stop condition setup time
WP setup time
WP hold time
Characteristic
SP
and V
B
= total capacitance of one bus line in pF.
HYS
specifications are due to new Schmitt Trigger inputs, which provide improved
24AA256/24LC256/24FC256
Electrical Characteristics:
Industrial (I):
Automotive (E):
4000
4700
1300
1300
4000
4700
4000
4000
4700
1300
1300
Min.
600
600
500
500
600
600
250
600
600
250
250
100
100
600
600
250
600
600
0
Max.
1000
1000
100
400
400
300
300
300
100
V
V
I
specification for standard operation.
CC
CC
= +1.7V to 5.5V
= +2.5V to 5.5V
Units
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
All except, 24FC256
1.7V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
(Note 2)
1.7V  V
2.5V  V
1.7V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
2.5V  V
1.7V  V
1.7V  V
2.5V  V
1.7V  V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
T
T
Conditions
A
A
 2.5V
 5.5V
 2.5V 24FC256
 5.5V 24FC256
 2.5V
 5.5V
 2.5V 24FC256
 5.5V 24FC256
 2.5V
 5.5V
 2.5V 24FC256
 5.5V 24FC256
 2.5V
 5.5V
 5.5V 24FC256
 5.5V 24FC256
 2.5V
 5.5V
 2.5V 24FC256
 5.5V 24FC256
 2.5V
 5.5V
 2.5V 24FC256
 5.5V 24FC256
 2.5V
 5.5V
 5.5V 24FC256
 2.5V
 5.5V
 2.5V 24FC256
 5.5V 24FC256
 2.5V
 5.5V
 5.5V 24FC256
 2.5V
 5.5V
 5.5V 24FC256
= -40°C to +85°C
= -40°C to +125°C
DS21203Q-page 3

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