参数资料
型号: 34LC02T-I/SN
厂商: Microchip Technology
文件页数: 4/36页
文件大小: 0K
描述: IC EEPROM 2KBIT 1MHZ 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: 1MHz
接口: I²C,2 线串口
电源电压: 2.2 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: 34LC02T-I/SNTR
34AA02/34LC02
TABLE 1-2:
AC SPECIFICATIONS
V CC = +1.7V to +5.5V
AC CHARACTERISTICS
Industrial (I): T A = -40°C to +85°C
Automotive (E):T A = -40°C to +125°C
Param.
No.
1
Symbol
F CLK
Characteristic
Clock frequency
Min.
Max.
100
Units
kHz
Conditions
1.7V ? V CC < 1.8V
400
1000
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
2
T HIGH
Clock high time
4000
ns
1.7V ? V CC < 1.8V
600
500
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
3
T LOW
Clock low time
4700
ns
1.7V ? V CC < 1.8V
1300
500
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
4
T R
SDA and SCL rise time ( Note 1 )
1000
ns
1.7V ? V CC < 1.8V
300
300
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
5
T F
SDA and SCL fall time ( Note 1 )
1000
ns
1.7V ? V CC < 1.8V
300
300
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
6
T HD : STA
Start condition hold time
4000
ns
1.7V ? V CC < 1.8V
600
250
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
7
T SU : STA
Start condition setup time
4700
ns
1.7V ? V CC < 1.8V
600
250
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
8
9
T HD : DAT
T SU : DAT
Data input hold time
Data input setup time
0
250
ns
ns
( Note 2 )
1.7V ? V CC < 1.8V
100
100
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
10
T SU : STO
Stop condition setup time
4000
ns
1.7V ? V CC < 1.8V
600
250
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
11
T SU : WP
WP setup time
4000
ns
1.7V ? V CC < 1.8V
600
600
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
12
T HD : WP
WP hold time
4700
ns
1.7V ? V CC < 1.8V
600
600
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
13
T AA
Output valid from clock ( Note 2 )
3500
ns
1.7V ? V CC < 1.8V
900
400
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
14
T BUF
Bus free time: Time the bus must be
1300
ns
1.7V ? V CC < 1.8V
free before a new transmission can
start
4700
1.8V ? V CC ? 5.5V
2.5V ? V CC ? 5.5V (34LC02)
16
T SP
Input filter spike suppression
50
ns
All except 34LC02
(SDA and SCL pins)
( Note 1 and Note 3 )
17
18
T WC
Write cycle time (byte or page)
Endurance
1M
5
ms
cycles
25°C, V CC = 5.5V, Block mode
( Note 4 )
Note
1:
2:
3:
4:
Not 100% tested. C B = total capacitance of one bus line in pF.
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 SP and V HYS specifications are due to new Schmitt Trigger inputs, which provide improved noise spike suppres-
sion. This eliminates the need for a T I specification for standard operation.
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.
DS22029F-page 4
? 2011 Microchip Technology Inc.
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