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    AT24C256C-SSHL-T-989 参数 Datasheet PDF下载

    AT24C256C-SSHL-T-989图片预览
    型号： AT24C256C-SSHL-T-989
    PDF下载： 下载PDF文件 查看货源
    内容描述： [EEPROM, 32KX8, Serial, CMOS, PDSO8]
    分类和应用： 可编程只读存储器电动程控只读存储器电可擦编程只读存储器时钟光电二极管内存集成电路
    文件页数/大小： 39 页 / 975 K
    品牌： MICROCHIP [ MICROCHIP TECHNOLOGY ]
     浏览型号AT24C256C-SSHL-T-989的Datasheet PDF文件第1页浏览型号AT24C256C-SSHL-T-989的Datasheet PDF文件第3页浏览型号AT24C256C-SSHL-T-989的Datasheet PDF文件第4页浏览型号AT24C256C-SSHL-T-989的Datasheet PDF文件第5页浏览型号AT24C256C-SSHL-T-989的Datasheet PDF文件第6页浏览型号AT24C256C-SSHL-T-989的Datasheet PDF文件第7页浏览型号AT24C256C-SSHL-T-989的Datasheet PDF文件第8页浏览型号AT24C256C-SSHL-T-989的Datasheet PDF文件第9页  
    AT24C256C
    Table of Contents
    Features.......................................................................................................................... 1
    Packages.........................................................................................................................1
    1. Package Types (not to scale).................................................................................... 4
    2. Pin Descriptions.........................................................................................................5
    2.1.
    2.2.
    2.3.
    2.4.
    2.5.
    2.6.
    Device Address Inputs (A0, A1, A2).............................................................................................5
    Ground......................................................................................................................................... 5
    Serial Data (SDA).........................................................................................................................5
    Serial Clock (SCL)........................................................................................................................5
    Write-Protect (WP)....................................................................................................................... 6
    Device Power Supply................................................................................................................... 6
    3. Description.................................................................................................................7
    3.1.
    3.2.
    System Configuration Using 2-Wire Serial EEPROMs ................................................................7
    Block Diagram.............................................................................................................................. 8
    4. Electrical Characteristics........................................................................................... 9
    4.1.
    4.2.
    4.3.
    4.4.
    4.5.
    Absolute Maximum Ratings..........................................................................................................9
    DC and AC Operating Range.......................................................................................................9
    DC Characteristics....................................................................................................................... 9
    AC Characteristics......................................................................................................................10
    Electrical Specifications..............................................................................................................11
    5. Device Operation and Communication....................................................................13
    5.1.
    5.2.
    5.3.
    5.4.
    5.5.
    Clock and Data Transition Requirements...................................................................................13
    Start and Stop Conditions.......................................................................................................... 13
    Acknowledge and No-Acknowledge...........................................................................................14
    Standby Mode............................................................................................................................ 14
    Software Reset...........................................................................................................................15
    6. Memory Organization.............................................................................................. 16
    6.1.
    Device Addressing..................................................................................................................... 16
    7. Write Operations......................................................................................................18
    7.1.
    7.2.
    7.3.
    7.4.
    7.5.
    Byte Write...................................................................................................................................18
    Page Write..................................................................................................................................18
    Acknowledge Polling.................................................................................................................. 19
    Write Cycle Timing..................................................................................................................... 19
    Write Protection..........................................................................................................................20
    8. Read Operations..................................................................................................... 21
    8.1.
    8.2.
    Current Address Read................................................................................................................21
    Random Read............................................................................................................................ 21
    ©
    2018 Microchip Technology Inc.
    Datasheet
    DS20006042A-page 2

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