February 2014

DocID018338 Rev 2

1/6

TN0440

Technical note

M24256 and M24512 EEPROM devices: compatibility with the

I²C-bus specification at 400 kHz and 1 MHz

Introduction

The I²C-bus specification, defined by NXP/Philips, defines how the I²C-bus can be used at

various serial clock frequency values.

This note describes how the M24256 and M24512 EEPROM devices are compatible with

the 1 MHz and 400 kHz I²C-bus specification.

Table 1. Applicable products

Device

RPN

M24256

M24256-BF

M24256-BR

M24256-BW

M24512

M24512-R

M24512-W

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