BR24G64NUX-5(2017) 데이터 시트보기 (PDF) - ROHM Semiconductor

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BR24G64NUX-5
(Rev.:2017)

Serial EEPROM Series Standard EEPROM I2C BUS EEPROM (2-Wire)

ROHM Semiconductor 

BR24G64xxx-5 Series

Contents

General Description ........................................................................................................................................................................1

Features.......................................................................................................................................................................................... 1

Applications ....................................................................................................................................................................................1

Typical Application Circuit ...............................................................................................................................................................1

Key Specifications...........................................................................................................................................................................1

Packages ........................................................................................................................................................................................1

Contents .........................................................................................................................................................................................2

Pin Configuration ............................................................................................................................................................................3

Pin Description................................................................................................................................................................................3

Block Diagram ................................................................................................................................................................................3

Absolute Maximum Ratings ............................................................................................................................................................4

Thermal Resistance ........................................................................................................................................................................4

Operating Conditions ......................................................................................................................................................................5

Input / Output Capacitance .............................................................................................................................................................5

Input Impedance .............................................................................................................................................................................5

Memory Cell Characteristics ...........................................................................................................................................................5

Electrical Characteristics.................................................................................................................................................................6

AC Characteristics ..........................................................................................................................................................................6

AC Characteristics Condition ..........................................................................................................................................................6

Input / Output Timing ......................................................................................................................................................................7

Typical Performance Curves...........................................................................................................................................................8

I2C BUS Communication...............................................................................................................................................................17

Write Command ............................................................................................................................................................................18

Read Command............................................................................................................................................................................19

Method of Reset ...........................................................................................................................................................................20

Acknowledge Polling.....................................................................................................................................................................20

WP Valid Timing (Write Cancel) ....................................................................................................................................................21

Command Cancel by Start Condition and Stop Condition.............................................................................................................21

Application Examples ...................................................................................................................................................................22

Caution on Power-Up Conditions..................................................................................................................................................24

Low Voltage Malfunction Prevention Function ..............................................................................................................................24

I/O Equivalence Circuits................................................................................................................................................................25

Operational Notes.........................................................................................................................................................................26

Ordering Information.....................................................................................................................................................................27

Lineup ...........................................................................................................................................................................................27

Marking Diagrams.........................................................................................................................................................................28

Physical Dimension and Packing Information ...............................................................................................................................29

Revision History............................................................................................................................................................................34

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