IS24C32A
®
IS24C64A/B
ISSI
Figure 4. Data Validity Protocol
Data Change
SCL
SDA
Data Stable
Data Stable
Figure 5. Slave Address
BIT
7
6
5
4
3
2
1
0
1
0
1
0
A2 A1 A0
R/W
Figure 6. Byte Write
S
W
R
I
T
E
S
T
O
P
T
A
R
T
Device
Address
Data
Word Address
Word Address
SDA
Bus
Activity
A
C
K
A
C
K
A
C
K
A
C
K
#
* * *
M
S
B
L
S
B
M
S
B
* = Don't care bits
# = Don't care bit for 24C32A
R/W
Figure 7. Page Write
S
T
A
R
T
W
R
I
S
T
Device
Address
O
T
E
Data (n)
Data (n+1)
Data (n+31)
Word Address (n) Word Address (n)
A
P
SDA
Bus
Activity
A
C
K
A
C
K
A
C
K
A
C
K
A
C
K
C
K
#
* * *
M
S
B
L
S
B
* = Don't care bits
# = Don't care bit for 24C32A
R/W
Integrated Silicon Solution, Inc. — 1-800-379-4774
ADVANCEDINFORMATION Rev. 00A
7
01/26/04
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
