HT82K75R datasheet(44/66 Pages) HOLTEK

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Timing Diagrams

Note:

The write cycle time tWR is the time from a valid stop condition of a write sequence to the end of the valid start

condition of sequential command.

HT82M75R/HT82M75RE

HT82K75R/HT82K75RE

Rev. 1.10

June 11, 2010

D e v i c e a d d r e s s

D A T A

A C K

S t o p

S t a r t

S D A

N o A C K

Current Read Timing

D e v i c e a d d r e s s

W o r d a d d r e s s

A C K

S t o p

S t a r t

S D A

A C K

N o A C K

A C K

D A T A

D e v i c e a d d r e s s

S t a r t

Random Read Timing

D e v i c e a d d r e s s

D A T A n

S t o p

S t a r t

S D A

A C K

D A T A n + 1

D A T A n + x

N o A C K

Sequential Read Timing

t f

t L O W

t r

t H I G H

t S U : S T A

t H D : S T A

t S P

t H D : D A T

t S U : D A T

t S U : S T O

t B U F

V a l i d

S C L

S D A

O U T

t A A

t W R

S C L

S D A

8 t h b i t

A C K

W o r d n

S t o p

C o n d i t i o n

S t a r t

C o n d i t i o n

HT82K75R 数据表(PDF) 44 Page - Holtek Semiconductor Inc

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