电子工程世界电子工程世界电子工程世界

关键词

搜索

型号

搜索

25C040/P

产品描述EEPROM 512x8 - 5V
产品类别存储    存储   
文件大小209KB,共23页
制造商Microchip(微芯科技)
官网地址https://www.microchip.com
标准
下载文档 详细参数 全文预览

25C040/P概述

EEPROM 512x8 - 5V

25C040/P规格参数

参数名称属性值
是否无铅不含铅
是否Rohs认证符合
零件包装代码DIP
包装说明DIP, DIP8,.3
针数8
Reach Compliance Codecompliant
ECCN代码EAR99
Factory Lead Time15 weeks
其他特性DATA RETENTION > 200 YEARS; 1M ENDURANCE CYCLES
最大时钟频率 (fCLK)3 MHz
数据保留时间-最小值200
耐久性1000000 Write/Erase Cycles
JESD-30 代码R-PDIP-T8
JESD-609代码e3
长度9.46 mm
内存密度4096 bit
内存集成电路类型EEPROM
内存宽度8
功能数量1
端子数量8
字数512 words
字数代码512
工作模式SYNCHRONOUS
最高工作温度70 °C
最低工作温度
组织512X8
封装主体材料PLASTIC/EPOXY
封装代码DIP
封装等效代码DIP8,.3
封装形状RECTANGULAR
封装形式IN-LINE
并行/串行SERIAL
峰值回流温度(摄氏度)NOT APPLICABLE
电源5 V
认证状态Not Qualified
座面最大高度4.32 mm
串行总线类型SPI
最大待机电流0.000002 A
最大压摆率0.005 mA
最大供电电压 (Vsup)5.5 V
最小供电电压 (Vsup)4.5 V
标称供电电压 (Vsup)5 V
表面贴装NO
技术CMOS
温度等级COMMERCIAL
端子面层Matte Tin (Sn)
端子形式THROUGH-HOLE
端子节距2.54 mm
端子位置DUAL
处于峰值回流温度下的最长时间NOT APPLICABLE
宽度7.62 mm
最长写入周期时间 (tWC)5 ms
写保护HARDWARE/SOFTWARE
Base Number Matches1

文档预览

下载PDF文档
25AA040/25LC040/25C040
4K SPI
Bus Serial EEPROM
Device Selection Table
Part
Number
25AA040
25LC040
25C040
V
CC
Range
1.8-5.5V
2.5-5.5V
4.5-5.5V
Max. Clock
Frequency
1 MHz
2 MHz
3 MHz
Temp.
Ranges
I
I
I,E
Communication to the device can be paused via the
hold pin (HOLD). While the device is paused, transi-
tions on its inputs will be ignored, with the exception of
Chip Select, allowing the host to service higher priority
interrupts. Also, write operations to the device can be
disabled via the write-protect pin (WP).
Package Types
PDIP
CS
SO
WP
V
SS
1
8
V
CC
HOLD
SCK
SI
25XX040
Features
• Low-power CMOS technology
- Write current: 3 mA typical
- Read current: 500
µA
typical
- Standby current: 500 nA typical
• 512 x 8-bit organization
• 16 byte page
• Write cycle time: 5 ms max.
• Self-timed ERASE and WRITE cycles
• Block write protection
- Protect none, 1/4, 1/2 or all of array
• Built-in write protection
- Power on/off data protection circuitry
- Write enable latch
- Write-protect pin
• Sequential read
• High reliability
- Endurance: 1M cycles
- Data retention: > 200 years
- ESD protection: > 4000V
• 8-pin PDIP, SOIC, and TSSOP packages
• Temperature ranges supported:
- Industrial (I):
-40°C to +85°C
- Automotive (E) (25C040):
-40°C to +125°C
2
3
4
7
6
5
SOIC
CS
SO
WP
V
SS
1
8
V
CC
HOLD
SCK
SI
25XX040
2
3
4
7
6
5
TSSOP
HOLD
V
CC
CS
SO
1
8
SCK
SI
V
SS
WP
25XX040
2
3
4
7
6
5
Block Diagram
Status
Register
HV Generator
I/O Control
Logic
Memory
Control
Logic
EEPROM
Array
XDEC
Page
Latches
Description
The Microchip Technology Inc. 25AA040/25LC040/
25C040 (25XX040
*
) is a 4 Kbit serial Electrically
Erasable PROM. The memory is accessed via a simple
Serial Peripheral Interface™ (SPI™) compatible serial
bus. The bus signals required are a clock input (SCK)
plus separate data in (SI) and data out (SO) lines.
Access to the device is controlled through a Chip
Select (CS) input.
*25XX040 is used in this document as a generic part number
for the 25AA040/25LC040/25C040 devices. SPI is a
trademark of Motorola Corporation.
SI
SO
CS
SCK
HOLD
WP
V
CC
V
SS
Y Decoder
Sense Amp.
R/W Control
2003 Microchip Technology Inc.
DS21204D-page 1

 
EEWorld订阅号

 
EEWorld服务号

 
汽车开发圈

 
机器人开发圈

About Us 关于我们 客户服务 联系方式 器件索引 网站地图 最新更新 手机版

站点相关: 大学堂 TI培训 Datasheet 电子工程 索引文件: 2236  2716  1050  1385  464  52  19  39  34  29 

器件索引   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

北京市海淀区中关村大街18号B座15层1530室 电话:(010)82350740 邮编:100190

电子工程世界版权所有 京B2-20211791 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号 Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved