位置:DS1643P > DS1643P详情

DS1643P中文资料

厂家型号

DS1643P

文件大小

225.41Kbytes

页面数量

17

功能描述

Nonvolatile Timekeeping RAMs

数据手册

原厂下载下载地址一下载地址二到原厂下载

生产厂商

MAXIM

DS1643P数据手册规格书PDF详情

DESCRIPTION

The DS1643 is an 8K x 8 nonvolatile static RAM with a full function Real Time Clock (RTC) that are both accessible in a byte-wide format. The nonvolatile timekeeping RAM is functionally equivalent to any JEDEC standard 8K x 8 SRAM. The device can also be easily substituted in ROM, EPROM and EEPROM sockets providing read/write nonvolatility and the addition of the real time clock function. The real time clock information resides in the eightuppermost RAM locations.

FEATURES

Integrated NV SRAM, Real-Time Clock,  Crystal, Power-Fail Control Circuit and Lithium Energy Source

Clock Registers are Accessed Identically to the Static RAM. These Registers Reside in the Eight Top RAM  Locations.

Totally Nonvolatile with Over 10 Years of Operation in the Absence of Power

Access Times of 85ns and 100ns

BCD-Coded Year, Month, Date, Day, Hours, Minutes, and Seconds with Leap Year Compensation Valid Up to 2100

Power-Fail Write Protection Allows for ±10 VCCPower Supply Tolerance

Lithium Energy Source is Electrically

Disconnected to Retain Freshness Until Power is Applied for the First Time

DS1643 Only (DIP Module)

  Standard JEDEC Byte-Wide 8K x 8 RAM Pinout

UL Recognized

DS1643P Only (PowerCap Module Board) Surface Mountable Package for Direct Connection to PowerCap Containing Battery and Crystal Replaceable Battery (PowerCap) Power-Fail Output

Pin-for-Pin Compatible with Other Densities of

DS164XP Timekeeping RAM

DS1643P产品属性

  • 类型

    描述

  • 型号

    DS1643P

  • 制造商

    MAXIM

  • 制造商全称

    Maxim Integrated Products

  • 功能描述

    Nonvolatile Timekeeping RAMs

更新时间:2025-10-20 9:00:00
供应商 型号 品牌 批号 封装 库存 备注 价格
MAXIM
13+
PWRCP
3738
原装分销
MAXIM
23+
PWRCP
8888
专做原装正品,假一罚百!
MAXIM
25+
34-模块
1001
就找我吧!--邀您体验愉快问购元件!
Maxim
22+
34PowerCap Module
9000
原厂渠道,现货配单
Maxim
25+
电联咨询
7800
公司现货,提供拆样技术支持
MAXIM/美信
21+
NA
12820
只做原装,质量保证
MAXIM/美信
2450+
NA
9850
只做原厂原装正品现货或订货假一赔十!
Maxim Integrated
24+
34-PowerCap 模块
35200
一级代理/放心采购
MAXIM/美信
22+
N/A
12245
现货,原厂原装假一罚十!
MAXIM/美信
22+
NA
5750
可订货 请确认

DS1643P-100+ 价格

参考价格:¥86.6891

型号:DS1643P-100+ 品牌:Maxim 备注:这里有DS1643P多少钱,2025年最近7天走势,今日出价,今日竞价,DS1643P批发/采购报价,DS1643P行情走势销售排排榜,DS1643P报价。