24LC22A-I/SN Microchip Technology, 24LC22A-I/SN Datasheet - Page 3

• Manufacturer Part Number: 24LC22A-I/SN
• Description: IC EEPROM 2KBIT 400KHZ 8SOIC
• Manufacturer: Microchip Technology

Specifications of 24LC22A-I/SN

• Memory Size: 2K (256 x 8)
• Package / Case: 8-SOIC (3.9mm Width)
• Operating Temperature: -40°C ~ 85°C
• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Speed: 100kHz, 400kHz
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.5 V ~ 5.5 V
• Organization: 256 K x 8
• Interface Type: 2-Wire
• Maximum Clock Frequency: 0.1 MHz
• Access Time: 10 ms
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.5 V
• Maximum Operating Current: 3 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Supply Voltage: 2.5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 24LC22A-I/SNG; 24LC22A-I/SNG; 24LC22AI/SN

1.2
© 2007 Microchip Technology Inc.
AC CHARACTERISTICS
Param.
No.
Note
10
12
13
14
15
16
17
18
19
20
21
22
23
24
11
1
2
3
4
5
6
7
8
9
AC Characteristics
1: Not 100% tested. C
2: As a transmitter, the device must provide an internal minimum delay time to bridge the undefined region (minimum 300 ns) of
3: The combined T
4: This parameter is not tested but established by characterization. For endurance estimates in a specific application, please
T
T
T
T
T
T
T
T
T
T
Sym.
T
SU
HD
SU
SU
HD
T
F
T
T
T
T
VHIGH
T
VLOW
the falling edge of SCL to avoid unintended generation of Start or Stop conditions.
This eliminates the need for a TI specification for standard operation.
consult the Total Endurance™ Model which can be obtained from Microchip’s web site at www.microchip.com.
T
T
T
SPVL
HIGH
VHST
LOW
T
T
SPV
CLK
BUF
VAA
VHZ
VPU
—
WR
OF
AA
SP
:
:
:
:
R
:
F
STA
DAT
STO
STA
DAT
Clock frequency
Clock high time
Clock low time
SDA and SCL rise time
SDA and SCL fall time
Start condition hold time
Start condition setup time
Data input hold time
Data input setup time
Stop condition setup time
Output valid from clock
(Note 2)
Bus free time: Time the bus must be
free before a new transmission can
start
Output fall time from V
minimum to V
Input filter spike suppression
(SDA and SCL pins)
Write cycle time (byte or page)
Output valid from VCLK
VCLK high time
VCLK low time
VCLK setup time
VCLK hold time
Mode transition time
Transmit-Only power up time
Input filter spike suppression (VCLK
pin)
Endurance
SP
and V
B
= total capacitance of one bus line in pF.
Parameter
IL
maximum
HYS
specifications are due to Schmitt Trigger inputs which provide improved noise spike suppression.
IH
Vcc = +2.5V to 5.5V
Industrial (I):
20+0.1C
4000
4700
1300
4000
4700
4000
4700
1300
4000
4700
1300
4000
Min.
600
600
600
250
100
600
600
600
1M
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
0
0
0
0
0
B
Max.
1000
3500
2000
1000
1000
100
400
300
300
300
900
250
250
500
100
100
50
50
10
10
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
T
AMB
= -40°C to +85°C
cycles
Units
kHz
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
2.5V ≤ V
4.5V ≤ V
2.5V ≤ V
4.5V ≤ V
2.5V ≤ V
4.5V ≤ V
2.5V ≤ V
4.5V ≤ V
(Note 1)
2.5V ≤ V
4.5V ≤ V
2.5V ≤ V
4.5V ≤ V
(Note 2)
2.5V ≤ V
4.5V ≤ V
2.5V ≤ V
4.5V ≤ V
2.5V ≤ V
4.5V ≤ V
2.5V ≤ V
4.5V ≤ V
2.5V ≤ V
4.5V ≤ V
(Notes 1 and 3)
25°C, V
(Note 4)
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
24LC22A
= 5.0V, Block mode
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V (Note 1)
≤ 5.5V (Note 1)
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V
≤ 5.5V (Note 1)
≤ 5.5V (Note 1)
Conditions
DS21683B-page 3