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DS17485S-3集成電路(IC)的實(shí)時(shí)時(shí)鐘規(guī)格書PDF中文資料

DS17485S-3
廠商型號(hào)

DS17485S-3

參數(shù)屬性

DS17485S-3 封裝/外殼為24-SOIC(0.295",7.50mm 寬);包裝為管件;類別為集成電路(IC)的實(shí)時(shí)時(shí)鐘;產(chǎn)品描述:IC RTC CLK/CALENDAR PAR 24-SOIC

功能描述

3V/5V Real-Time Clock

封裝外殼

24-SOIC(0.295",7.50mm 寬)

文件大小

427.6 Kbytes

頁面數(shù)量

38

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(biāo)識(shí)
數(shù)據(jù)手冊

下載地址一下載地址二到原廠下載

更新時(shí)間

2025-5-24 17:14:00

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DS17485S-3規(guī)格書詳情

DESCRIPTION

The DS17485/DS17487 are real-time clocks (RTC) designed as successors to the industry standard DS1285, DS1385, DS1485, DS1585, and DS1685 PC real-time clocks. These devices provide the industry standard DS1285 clock function with either +3V or +5V operation. The DS17485 also incorporates a number of enhanced features including a silicon serial number, power-on/off control circuitry, 114 bytes of user NV SRAM plus 4kB of additional NV RAM, and 32.768kHz output for sustaining power management activities.

FEATURES

Incorporates industry standard DS1287 PC clock plus enhanced features:

Y2K compliant

■ +3V or +5V operation

■ SMI recovery stack

■ 64-bit silicon serial number

■ Power-control circuitry supports system power-on from date/time alarm or key closure

■ 32kHz output on power-up

■ Crystal select bit allows RTC to operate with 6pF or 12.5pF crystal

■ 114 bytes user NV RAM

■ Auxiliary battery input

■ 4kB additional NV RAM

■ RAM clear input

■ Century register

■ Date alarm register

■ Compatible with existing BIOS for original DS1287 functions

■ Available as chip (DS17485) or standalone module with embedded battery and crystal (DS17487)

■ Timekeeping algorithm includes leap-year compensation valid up to 2100

■ Underwriters Laboratory (UL) recognized

產(chǎn)品屬性

  • 產(chǎn)品編號(hào):

    DS17485S-3

  • 制造商:

    Analog Devices Inc./Maxim Integrated

  • 類別:

    集成電路(IC) > 實(shí)時(shí)時(shí)鐘

  • 包裝:

    管件

  • 類型:

    時(shí)鐘/日歷

  • 特性:

    警報(bào)器,夏令時(shí),閏年,NVSRAM,方波輸出

  • 存儲(chǔ)容量:

    4KB

  • 時(shí)間格式:

    HH:MM:SS(12/24 小時(shí))

  • 日期格式:

    YY-MM-DD-dd

  • 接口:

    并聯(lián)

  • 電壓 - 供電:

    2.7V ~ 3.7V

  • 電壓 - 供電,電池:

    2.5V ~ 3.7V

  • 電流 - 計(jì)時(shí)(最大值):

    2mA @ 2.7V ~ 3.7V

  • 工作溫度:

    0°C ~ 70°C

  • 安裝類型:

    表面貼裝型

  • 封裝/外殼:

    24-SOIC(0.295",7.50mm 寬)

  • 供應(yīng)商器件封裝:

    24-SOIC

  • 描述:

    IC RTC CLK/CALENDAR PAR 24-SOIC

供應(yīng)商 型號(hào) 品牌 批號(hào) 封裝 庫存 備注 價(jià)格
DALLAS
23+
SOIC
65480
詢價(jià)
MAXIM/美信
24+
SOIC-24
30000
原裝正品公司現(xiàn)貨,假一賠十!
詢價(jià)
MAXIM
23+
SOIC
8888
專做原裝正品,假一罰百!
詢價(jià)
MAXIM
19+
SOP24
256800
原廠代理渠道,每一顆芯片都可追溯原廠;
詢價(jià)
MAXIM美信
23+
SOIC-24
10032
原廠授權(quán)一級(jí)代理,專業(yè)海外優(yōu)勢訂貨,價(jià)格優(yōu)勢、品種
詢價(jià)
Maxim
24+
24-SOIC
3606
優(yōu)勢現(xiàn)貨
詢價(jià)
MAXIM/美信
23+
SOIC-24
5000
全新原裝現(xiàn)貨
詢價(jià)
ADI(亞德諾)/MAXIM(美信)
24+
SOP24300mil
1497
原裝現(xiàn)貨,免費(fèi)供樣,技術(shù)支持,原廠對接
詢價(jià)
ADI(亞德諾)/MAXIM(美信)
24+
SOP24300mil
7350
原裝進(jìn)口,原廠直銷!當(dāng)天可交貨,支持原型號(hào)開票!
詢價(jià)
MAXIM(美信)
2447
SOIC-24
315000
一級(jí)代理專營品牌!原裝正品,優(yōu)勢現(xiàn)貨,長期排單到貨
詢價(jià)