M24C01-FDW6G View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

M24C01-FDW6G

1-Kbit and 2-Kbit serial I²C bus EEPROMs

STMicroelectronics 

M24C01/02-W M24C01/02-R M24C02-F

DC and AC parameters

Figure 10. Maximum Rbus value versus bus parasitic capacitance (Cbus) for

an I2C bus at maximum frequency fC = 400 kHz

100

10

4k

Here Rbus

Rbus

× Cbus = 120 ns

× Cbus

= 400 ns

1

10

30 pF

100

Bus line capacitor (pF)

The R bus x Cbustime constant

must be below the 400 ns

time constant line represented

on the left.

VCC

Rbus

1000

I²C bus

master

SCL

SDA

M24xxx

Cbus

ai14796b

tXH1XH2

SCL

Start

condition

tXL1XL2

Figure 11. AC waveforms

tCHCL

tCLCH

tDLCL

Stop

Start

condition condition

SDA In

WC

tXL1XL2

tCHDL

tXH1XH2

SDA

Input

tCLDX SDA tDXCH

Change

tWLDL

tCHDH

tDHDL

tDHWH

Stop

condition

Start

condition

SCL

SDA In

tCHDH

tW

Write cycle

SCL

SDA Out

tCHCL

tCLQV

Data valid

tCLQX

Data valid

tCHDL

tQL1QL2

AI00795i

DocID024020 Rev 2

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