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產(chǎn)品資訊

DS1742-100

型號：DS1742-100
品牌：Maxim

批號：13+
封裝：DIP24
原價：10
數(shù)量：66598
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訂購電話：86755-83294757
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備注：Competitive Price 原裝現(xiàn)貨

詳細(xì)描述

DS1742-100 - Y2KC Nonvolatile Timekeeping RAMwww. - Maxim Integrated Products

Integrated NV SRAM, Real-Time Clock,

Crystal, Power-Fail Control Circuit and

Lithium Energy Source

1 of 16 REV: 102808

? Clock Registers are Accessed Identically to

the Static RAM; These Registers are

Resident in the Eight Top RAM Locations

? Century Byte Register

? Totally Nonvolatile with Over 10 Years of

Operation in the Absence of Power

? BCD Coded Century, Year, Month, Date,

Day, Hours, Minutes, and Seconds with

Automatic Leap Year Compensation Valid

Up to the year 2100

? Battery Voltage Level Indicator Flag

? Power-Fail Write Protection Allows for ±10%

VCC Power Supply Tolerance

? Lithium Energy Source is Electrically

Disconnected to Retain Freshness until

Power is Applied for the First Time

? Standard JEDEC Bytewide 2k x 8 Static

RAM Pinout

? Quartz Accuracy ±1 Minute a Month at

+25°C, Factory Calibrated

? Underwriters Laboratories (UL®)

Recognized

**注意 & Noted:

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