Z synchronous data timing – Rainbow Electronics BR24L02FVM-W User Manual

Page 6

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BR24L02-W / BR24L02F-W / BR24L02FJ-W /

Memory ICs

BR24L02FV-W / BR24L02FVM-W

6/25

zSynchronous data timing

t

BUF

t

PD

t

HIGH

t

HD :

STA

t

LOW

t

F

t

R

SCL

START BIT

STOP BIT

SCL

SDA

t

DH

t

SU

: DAT

t

HD

: DAT

t

SU

: STO

t

HD

: STA

t

SU

: STA

SDA

(OUT)

SDA

(IN)

Fig.4 SYNCHRONOUS DATA TIMING

•

SDA data is latched into the chip at the rising edge of SCL clock.

•

Output data toggles at the falling edge of SCL clock.

zWrite cycle timing

ACK

D0

t

WR

SDA

SCL

START CONDITION

STOP CONDITION

WRITE DATA (n)

Fig.5 WRITE CYCLE TIMING

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