24aa174 Microchip Technology Inc., 24aa174 Datasheet - Page 9

• Manufacturer Part Number: 24aa174
• Description: 16k 1.8v Cascadable I 2c? Serial Eeprom With Otp Security Page
• Manufacturer: Microchip Technology Inc.

FIGURE 8-3:
FIGURE 8-4:
FIGURE 8-5:
FIGURE 8-6:
2004 Microchip Technology Inc.
BUS MASTER
ACTIVITY
SDA LINE
BUS ACTIVITY
Operation
BUS ACTIVITY
MASTER
SDA LINE
BUS ACTIVITY
BUS ACTIVITY
MASTER
SDA LINE
BUS ACTIVITY
Read
Write
BUS MASTER
ACTIVITY
SDA LINE
BUS ACTIVITY
SEQUENTIAL READ
SECURITY CONTROL BYTE ALLOCATION
SECURITY PAGE READ
SECURITY PAGE WRITE
R
S
T
A
T
S 0 1 1 0
Control Code
CONTROL
BYTE
0110
0110
CONTROL
BYTE
S
T
A
R
T
S 0 1 1 0
A
C
K
A
C
K
R/W
CONTROL
0
DATA n
DATA 1
BYTE
C
A
K
Select
Block
000
000
ADDRESS (n)
R/W
WORD
0
A
C
K
A
C
K
A
C
K
R/W
1
0
ADDRESS (n)
DATA n + 1
WORD
DATA 2
C
A
K
DATA (n)
MSB
A
C
K
A
C
K
A
C
K
0
S
T
A
R
T
S 0 1 1 0
START
DATA n + 2
CONTROL
DATA 3
1
BYTE
A
C
K
SLAVE ADDRESS
1
DATA n + 1
R/W
A
C
K
A
C
K
1
0
A
C
K
0
READ/WRITE
A
C
K
DATA 0
24AA174
DATA n + X
DATA n + 15
DATA 15
0
DS21102G-page 9
R/W
LSB
0
A
C
K
A
N
O
A
C
K
N
O
A
C
K
N
O
A
C
K
S
T
O
P
S
T
O
P
P
P
S
T
O
P
P