参数资料
| 型号： | 24LC22AT-I/SN |
| 厂商： | Microchip Technology |
| 文件页数： | 2/24页 |
| 文件大小： | 0K |
| 描述： | IC EEPROM 2KBIT 400KHZ 8SOIC |
| 产品培训模块： | I2C Serial EEPROM |
| 标准包装： | 3,300 |
| 格式 - 存储器： | EEPROMs - 串行 |
| 存储器类型： | EEPROM |
| 存储容量： | 2K (256 x 8) |
| 速度： | 100kHz，400kHz |
| 接口： | I²C，2 线串口 |
| 电源电压： | 2.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 8-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 8-SOICN |
| 包装： | 带卷 (TR) |
| 其它名称： | 24LC22ATI/SN |
24LC22A
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings?
V CC .............................................................................................................................................................................7.0V
All inputs and outputs w.r.t. V SS ......................................................................................................... -0.6V to V CC +1.0V
Storage temperature ...............................................................................................................................-65 ° C to +150 ° C
Ambient temp. with power applied ..........................................................................................................-40 ° C to +125 ° C
Soldering temperature of leads (10 seconds) .......................................................................................................+240 ° C
ESD protection on all pins ......................................................................................................................................................≥ 4 kV
?Notice: Stresses above those listed under “Maximum ratings” may cause permanent damage to the device. This is
a stress rating only and functional operation of the device at those or any other conditions above those indicated in
the operational listings of this specification is not implied. Exposure to maximum rating conditions for extended
periods may affect device reliability.
1.1
DC Characteristics
DS CHARACTERISTICS
Vcc = +2.5V to 5.5V
Industrial (I): T AMB = -40°C to +85°C
Param.
No.
Sym
Characteristic
Min.
Max.
Units
Test Conditions
SCL and SDA pins:
D1
D2
V IH
V IL
High-level input voltage
Low-level input voltage
0.7 V CC
—
—
0.3 V CC
V
V
Input levels on VCLK pin:
D3
D4
D5
V IH
V IL
V HYS
High-level input voltage
Low-level input voltage
Hysteresis of Schmitt trigger
2.0
—
.05 V CC
—
0.2 V CC
—
V
V
V
V CC ≥ 2.7V (Note)
V CC ≤ 2.7V (Note)
(Note)
Inputs
D6
D7
D8
D9
V OL 1
V OL 2
I LI
I LO
Low-level output voltage
Low-level output voltage
Input leakage current
Output leakage current
—
—
-10
-10
0.4
0.6
10
10
V
V
μA
μA
I OL = 3 mA, V CC = 2.5V (Note)
I OL = 6 mA, V CC = 2.5V
V IN = V SS or V CC
V OUT = V SS or V CC
D10
C IN , C OUT Pin capacitance
—
10
pF
V CC = 5.0V (Note)
Operating current:
(all inputs/outputs)
T AMB = 25°C, F CLK = 1 MHz
D10
I CC W RITE Operating current
—
3
mA
V CC = 5.5V,
D11
D12
I CC R EAD
I CCS
Operating current
Standby current
—
—
1
30
mA
μA
V CC = 5.5V, SCL = 400 kHz
V CC = 3.0V, SDA = SCL = V CC
—
100
μA
V CC = 5.5V, SDA = SCL = V CC
V CLK = V SS
Note:
This parameter is periodically sampled and not 100% tested.
DS21683B-page 2
? 2007 Microchip Technology Inc.
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