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DS1688S集成電路(IC)的實時時鐘規(guī)格書PDF中文資料

DS1688S
廠商型號

DS1688S

參數(shù)屬性

DS1688S 封裝/外殼為28-SOIC(0.337",8.56mm 寬);包裝為卷帶(TR);類別為集成電路(IC)的實時時鐘;產(chǎn)品描述:IC RTC CLK/CALENDAR PAR 28-SOIC

功能描述

3 Volt/5 Volt Serialized Real Time Clock with NV RAM Control

封裝外殼

28-SOIC(0.337",8.56mm 寬)

文件大小

46.35 Kbytes

頁面數(shù)量

5

生產(chǎn)廠商 Dallas Semiconductor
企業(yè)簡稱

Dallas亞德諾

中文名稱

亞德諾半導(dǎo)體官網(wǎng)

原廠標識
數(shù)據(jù)手冊

下載地址一下載地址二到原廠下載

更新時間

2025-1-25 17:24:00

DS1688S規(guī)格書詳情

GENERAL DESCRIPTION

The DS1688/DS1691 are real-time clocks (RTCs) designed as successors to the industry standard DS1285, DS1385, DS1485, and DS1585 PC real-time clocks. These devices provide the industry standard DS1285 clock function with the new feature of either +3.0V or +5.0V operation and automatic backup and write protection to an external SRAM.

FEATURES

Incorporates Industry Standard DS1287 PC Clock Plus Enhanced Features:

■ +3V or +5V Operation

■ 64-Bit Silicon Serial Number

■ 64-Bit Customer Specific ROM or Additional Serial Number Available

■ Power Control Circuitry Supports System Power-On from Date/Time Alarm or Key Closure

■ Automatic Battery Backup and Write Protection to External SRAM

■ Crystal Select Bit Allows RTC to Operate with 6Pf or 12.5Pf Crystal

■ 114 Bytes User NV RAM

■ Auxiliary Battery Input

■ RAM Clear Input

■ Century Register

■ 32kHz Output for Power Management

■ 32-Bit VCC Powered Elapsed Time Counter

■ 32-Bit VBAT Powered Elapsed Time Counter

■ 16-Bit Power-Cycle Counter

■ Compatible with Existing BIOS for Original DS1287 Functions

■ Available as IC (DS1688) or Stand-Alone Module with Embedded Battery and Crystal (DS1691)

■ Timekeeping Algorithm Includes Leap Year Compensation Valid Up to 2100

產(chǎn)品屬性

  • 產(chǎn)品編號:

    DS1688S

  • 制造商:

    Analog Devices Inc./Maxim Integrated

  • 類別:

    集成電路(IC) > 實時時鐘

  • 包裝:

    卷帶(TR)

  • 類型:

    時鐘/日歷

  • 特性:

    警報器,閏年,方波輸出,唯一 ID

  • 存儲容量:

    114B

  • 時間格式:

    HH:MM:SS(12/24 小時)

  • 日期格式:

    YY-MM-DD

  • 接口:

    并聯(lián)

  • 電壓 - 供電:

    2.7V ~ 3.3V,4.5V ~ 5.5V

  • 工作溫度:

    0°C ~ 70°C

  • 安裝類型:

    表面貼裝型

  • 封裝/外殼:

    28-SOIC(0.337",8.56mm 寬)

  • 供應(yīng)商器件封裝:

    28-SOIC

  • 描述:

    IC RTC CLK/CALENDAR PAR 28-SOIC

供應(yīng)商 型號 品牌 批號 封裝 庫存 備注 價格
DALLAS
21+
SOP28
207
原裝現(xiàn)貨假一賠十
詢價
MAXIM
23+
SOIC
8888
專做原裝正品,假一罰百!
詢價
DALLAS
DIP28
68900
原包原標簽100%進口原裝常備現(xiàn)貨!
詢價
DALLAS
22+
DIP28
8000
原裝正品支持實單
詢價
DALLAS
24+
SOP28
16800
絕對原裝進口現(xiàn)貨,假一賠十,價格優(yōu)勢!?
詢價
DALLAS
19+
DIP28
256800
原廠代理渠道,每一顆芯片都可追溯原廠;
詢價
Maxim
24+
2SOIC-8
2642
優(yōu)勢現(xiàn)貨
詢價
DS
22+
SOP28
9600
原裝現(xiàn)貨,優(yōu)勢供應(yīng),支持實單!
詢價
Maxim Integrated
22+
NA
500000
萬三科技,秉承原裝,購芯無憂
詢價
Maxim Integrated
2022+
28-SOIC
38550
全新原裝 支持表配單 中國著名電子元器件獨立分銷
詢價