参数资料
型号: 24AA1026-I/P
厂商: Microchip Technology
文件页数: 4/28页
文件大小: 0K
描述: IC EEPROM 1024KB 400KHZ 8-DIP
标准包装: 60
格式 - 存储器: EEPROMs - 串行
存储器类型: EEPROM
存储容量: 1M (128K x 8)
速度: 100kHz,400kHz
接口: I²C,2 线串口
电源电压: 1.7 V ~ 5.5 V
工作温度: -40°C ~ 85°C
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
24AA1026/24LC1026/24FC1026
AC CHARACTERISTICS (Continued)
Industrial (I): V CC = +1.7V to 5.5V T A = -40°C to +85°C
Automotive (E): Vcc = +2.5V to 5.5V T A = -40°C to +125°C
Param.
No.
11
Sym.
T SU : WP
Characteristic
WP setup time
Min.
4000
Max.
Units
ns
Conditions
1.7V ? V CC ? 2.5V
4000
600
600
600
2.5V ? V CC ? 4.5V, E-temp
2.5V ? V CC ? 5.5V
1.8V ? V CC ? 2.5V (24FC1026 only)
2.5V ? V CC ? 5.5V (24FC1026 only)
12
T HD : WP
WP hold time
4700
ns
1.7V ? V CC ? 2.5V
4700
1300
1300
1300
2.5V ? V CC ? 4.5V, E-temp
2.5V ? V CC ? 5.5V
1.8V ? V CC ? 2.5V (24FC1026 only)
2.5V ? V CC ? 5.5V (24FC1026 only)
13
T AA
Output valid from clock
3500
ns
1.7V ? V CC ? 2.5V
( Note 2 )
3500
900
900
400
2.5V ? V CC ? 4.5V, E-temp
2.5V ? V CC ? 5.5V
1.8V ? V CC ? 2.5V (24FC1026 only)
2.5V ? V CC ? 5.5V (24FC1026 only)
14
T BUF
Bus free time: Time the bus
4700
ns
1.7V ? V CC ? 2.5V
must be free before a new
transmission can start
4700
1300
1300
500
2.5V ? V CC ? 4.5V, E-temp
2.5V ? V CC ? 5.5V
1.8V ? V CC ? 2.5V (24FC1026 only)
2.5V ? V CC ? 5.5V (24FC1026 only)
15
T SP
Input filter spike suppression
50
ns
All except 24FC1026 ( Note 1 and Note 3 )
(SDA and SCL pins)
16
T WC
Write cycle time (byte or page)
5
ms
17
Endurance
1,000,000
cycles Page mode, 25°C, V CC = 5.5V ( 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
suppression. This eliminates the need for a TI specification for standard operation.
This parameter is not tested but established 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.
FIGURE 1-1:
BUS TIMING DATA
5
2
D3
4
SCL
SDA
IN
7
6
3
8
9
10
15
SDA
OUT
13
14
WP
(protected)
(unprotected)
11
12
DS22270C-page 4
? 2011-2012 Microchip Technology Inc.
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