CAT24C03 Просмотр технического описания (PDF) - Catalyst Semiconductor => Onsemi

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CAT24C03

2-Kb and 4-Kb I2C Serial EEPROM with Partial Array Write Protection

Catalyst Semiconductor => Onsemi 

Figure 5. Byte Write Sequence

BUS ACTIVITY:

MASTER

S

T

A

SLAVE

R ADDRESS

T

S

ADDRESS

BYTE

a7 ÷ a0

DATA

BYTE

S

T

O

d7 ÷ d0

P

P

SLAVE

A

A

A

C

C

C

K

K

K

CAT24C03/05

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

S

SLAVE

ADDRESS

ADDRESS

BYTE

DATA

BYTE

n

DATA

BYTE

n+1

SLAVE

A

A

A

A

C

C

C

C

K

K

K

K

n=1

P ≤ 15

Figure 8. WP Timing

ADDRESS

BYTE

DATA

BYTE

1

8

9

1

8

SCL

SDA

a7

a0

d7

d0

tSU:WP

WP

tHD:WP

© 2006 by Catalyst Semiconductor, Inc.

Characteristics subject to change without notice

7

DATA

S

BYTE

T

n+P

O

P

P

A

C

K

Doc No. 1116, Rev. B

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