CAT34WC02_05 Datasheet, PDF (8/10 Pages) Catalyst Semiconductor – 2-kb I2C Serial EEPROM, Serial Presence Detect

CAT34WC02
Figure 9. Memory Array
FFH
Hardware Write Protectable
(by connecting WP pin to
7FH
Vcc)
Software Write Protectable
(by programming the write
protect register)
00H
art _{Figure 10. Software Write Protect}
P ^S
T
BUS ACTIVITY: ^A
MASTER ^R
T
ued ^{SDALINE S}
SLAVE
ADDRESS
BYTE
ADDRESS
S
T
DATA
O
P
XXXXXXXX XXXXXXXX P
A
A
A
C
C
C
K
K
K
X = Don't Care
tin ^{Figure 11. Selective Read Timing}
S
T
n BUS ACTIVITY: A
MASTER ^R
T
SLAVE
ADDRESS
BYTE
ADDRESS (n)
S
T
A
SLAVE
R _ADDRESS
T
o _{SDA LINE S}
S
*
A
A
A
c_C
C
C
is ^K
K
K
DATA n
S
T
O
P
P
N
O
A
C
K
5020 FHD F11
D ^{Figure 12. Sequential Read Timing}
BUS ACTIVITY: SLAVE
MASTER ADDRESS
DATA n
DATA n+1
DATA n+2
S
T
DATA n+x
O
P
SDA LINE
P
A
A
A
A
C
C
C
C
K
K
K
K
N
O
A
C
K
5020 FHD F12
Doc. No. 1003, Rev. O
8
© 2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice