M24M02-R datasheet(25/40 Pages) STMICROELECTRONICS

部件名	M24M02-R

功能描述	2-Mbit serial I²C bus EEPROM

PDF	40 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

25 / 40 page

Figure 12. Maximum Rbus value versus bus parasitic capacitance (Cbus) for an I2C bus at maximum

frequency fC = 400 kHz

Bus line capacitor (pF)

100

1000

100

The Rbus x Cbus time

constant must be below

the 400 ns time constant

line represented on the left

bus x

bus =

400

Here Rbus x Cbus= 120 ns

I²C bus

master

M24xxx

Rbus

SCL

Cbus

VCC

SDA

Figure 13. Maximum Rbus value versus bus parasitic capacitance (Cbus) for an I2C bus at maximum

frequency fC = 1MHz

The Rbus x Cbus time

constant must be below

the 150 ns time

constant line

represented on the left

I²C bus

master

M24xxx

Rbus

SCL

Cbus

VCC

SDA

100

Bus line capacitor (pF)

100

bus x C

bus = 150

Here Rbus x Cbus = 120 ns

M24M02-DR M24M02-R

DC and AC parameters

DS7025 - Rev 11

page 25/40

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