M24C16-125-WDW3TP データシートの表示（PDF） - STMicroelectronics

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M24C16-125-WDW3TP

Automotive 16-Kbit, 8-Kbit, 4-Kbit and 2-Kbit serial I²C bus EEPROM

STMicroelectronics 

M24C16-125 M24C08-125 M24C04-125 M24C02-125

Signal description

Figure 4. I2C Fast mode (fC = 400 kHz): maximum Rbus value versus bus parasitic

capacitance (Cbus)





K½

2BUS

(ERE2BUS§#BUSNS

§#BUS

NS





P&



"USLINECAPACITORP&

4HE2BUSX#BUSTIMECONSTANT

MUSTBEBELOWTHENS

TIMECONSTANTLINEREPRESENTED

ONTHELEFT

6##

2BUS



)£#BUS

MASTER

3#,

3$!

-XXX

#BUS

AIB

Figure 5. I²C bus protocol

SCL

SDA

Start

condition

SDA

Input

SDA

Change

Stop

condition

SCL

SDA

1

2

3

MSB

Start

condition

SCL

SDA

1

2

3

MSB

7

8

9

ACK

7

8

9

ACK

Stop

condition

AI00792c

Doc ID 022564 Rev 1

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