CAT24C32 데이터 시트보기 (PDF) - Catalyst Semiconductor => Onsemi

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CAT24C32

32-Kb I2C CMOS Serial EEPROM

Catalyst Semiconductor => Onsemi 

CAT24C32

Figure 5. Byte Write Sequence

BUS ACTIVITY: S

T

A SLAVE

MASTER R ADDRESS

T

ADDRESS

BYTE

a15 ÷ a8

DATA

BYTE

a7 ÷ a0

DATA

BYTE

S

T

O

d7 ÷ d0

P

S

** * *

P

SLAVE

A

A

A

A

C

C

C

C

K

K

K

K

* a15 ÷ a12 are don't care bits.

Figure 6. Write Cycle Timing

SCL

SDA

8th Bit

Byte n

ACK

tWR

STOP

CONDITION

START

CONDITION

ADDRESS

Figure 7. Page Write Sequence

BUS ACTIVITY: S

T

A

MASTER R

T

SLAVE

ADDRESS

ADDRESS

BYTE

ADDRESS

BYTE

S

SLAVE

A

A

A

C

C

C

n=1

K

K

K

P ≤ 31

DATA

BYTE

n

A

C

K

DATA

BYTE

n+1

AA

CC

KK

DATA

S

BYTE

T

n+P

O

P

P

A

C

K

Figure 8. WP Timing

ADDRESS

BYTE

1

SCL

8

9

1

SDA

a7

WP

© 2007 by Catalyst Semiconductor, Inc.

Characteristics subject to change without notice

a0

d7

tSU:WP

tHD:WP

7

DATA

BYTE

8

d0

Doc No. 1101, Rev. G

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