参数资料
型号: 25LC040A-E/ST
元件分类: PROM
英文描述: 512 X 8 SPI BUS SERIAL EEPROM, PDSO8
封装: 4.40 MM, ROHS COMPLIANT, PLASTIC, TSSOP-8
文件页数: 25/30页
文件大小: 452K
代理商: 25LC040A-E/ST
25AA040A/25LC040A
DS21827F-page 4
2009 Microchip Technology Inc.
TABLE 1-3:
AC TEST CONDITIONS
17
THH
HOLD Hold Time
20
40
80
ns
4.5V
≤ VCC < 5.5V
2.5V
≤ VCC < 4.5V
1.8V
≤ VCC < 2.5V
18
THZ
HOLD Low to Output
High-Z
30
60
160
ns
4.5V
≤ VCC < 5.5V (Note 1)
2.5V
≤ VCC < 4.5V (Note 1)
1.8V
≤ VCC < 2.5V (Note 1)
19
THV
HOLD High to Output
Valid
30
60
160
ns
4.5V
≤ VCC < 5.5V
2.5V
≤ VCC < 4.5V
1.8V
≤ VCC < 2.5V
20
TWC
Internal Write Cycle Time
(byte or page)
—5
ms
21
Endurance
1M
E/W
Cycles
TABLE 1-2:
AC CHARACTERISTICS (CONTINUED)
AC CHARACTERISTICS
Industrial (I):
TA = -40°C to +85°C
VCC = 1.8V to 5.5V
Automotive (E): TA = -40°C to +125°C
VCC = 2.5V to 5.5V
Param.
No.
Sym.
Characteristic
Min.
Max.
Units
Test Conditions
Note 1: This parameter is periodically sampled and not 100% tested.
2: 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 our web site:
www.microchip.com.
3: TWC begins on the rising edge of CS after a valid write sequence and ends when the internal write cycle
is complete.
AC Waveform:
VLO = 0.2V
VHI = VCC - 0.2V
(Note 1)
VHI = 4.0V
(Note 2)
CL = 100 pF
Timing Measurement Reference Level
Input
0.5 VCC
Output
0.5 VCC
Note 1: For VCC
≤ 4.0V
2: For VCC
≥ 4.0V
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25LC040A-H/SN 功能描述:电可擦除可编程只读存储器 4K, 512 X 8, 2.5V SER EE 150C RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
25LC040A-I/MC 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:4K SPI Bus Serial EEPROM
25LC040A-I/MS 功能描述:电可擦除可编程只读存储器 4K 512X8 2.5V SER EE IND RoHS:否 制造商:Atmel 存储容量:2 Kbit 组织:256 B x 8 数据保留:100 yr 最大时钟频率:1000 KHz 最大工作电流:6 uA 工作电源电压:1.7 V to 5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8
25LC040A-I/OT 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:4K SPI Bus Serial EEPROM
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