CAT34C02YI-G ON Semiconductor, CAT34C02YI-G Datasheet - Page 9

• Manufacturer Part Number: CAT34C02YI-G
• Description: IC EEPROM 2KBIT 400KHZ 8TSSOP
• Manufacturer: ON Semiconductor

Specifications of CAT34C02YI-G

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 2K (256 x 8)
• Speed: 400kHz
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 1.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-TSSOP
• Organization: 256 K x 8
• Interface Type: I2C
• Maximum Clock Frequency: 0.4 MHz
• Access Time: 900 ns
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.7 V
• Maximum Operating Current: 1 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Supply Voltage: 1.8 V , 2.5 V , 3.3 V , 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 34C02YI-G

Table 9. SWP COMMANDS
12. Here A
13. 1 stands for ‘Set’, 0 stands for ‘Not Set’, X stands for ‘don’t care’.
Action
PSWP
RSWP
RSWP
Clear
Set
Set
GND
GND GND
GND GND
2
V
V
V
WP
, A
X
X
X
X
X
X
X
CC
CC
CC
Control Pin Levels
1
and A
GND
GND
GND
GND
GND
GND
GND
(Note 12)
A
A
A
A
A
2
2
2
2
2
0
are either at V
GND
GND
GND
GND
GND
V
V
V
V
A
A
A
A
A
BUS ACTIVITY:
CC
CC
CC
CC
1
1
1
1
1
SDA LINE
MASTER
V
V
V
V
V
V
V
V
V
A
A
A
A
A
HV
HV
HV
HV
HV
HV
HV
HV
HV
0
0
0
0
0
CC
PSWP
or GND.
Flag State
(Note 13)
1
0
0
0
1
0
0
0
0
1
0
0
0
S
Figure 14. Software Write Protect (Write)
Figure 15. Software Write Protect (Read)
S
T
A
R
T
BUS ACTIVITY:
RSWP
ADDRESS
X
X
X
X
X
X
X
X
X
1
0
0
0
SLAVE
SDA LINE
MASTER
b
http://onsemi.com
7
0110
to b
Slave Address
4
C
A
K
S
S
T
A
R
T
X
9
b
A
A
A
A
X = Don’t Care
0
0
0
0
0
0
0
0
0
X X X X X X X
3
2
2
2
2
ADDRESS
ADDRESS
BYTE
A
A
A
A
SLAVE
b
0
0
0
0
0
1
1
1
1
2
1
1
1
1
A
A
A
A
b
1
1
1
1
1
1
1
1
1
1
0
0
0
0
A
C
K
b
X
X
X
X
0
0
1
0
0
1
0
0
1
or
0
A
C
K
X X X X X X X X
P
S
O
P
T
N
O
C
A
K
ACK
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
?
DATA
Address
Byte
X
X
X
X
X
X
A
C
K
or
P
O
S
T
P
ACK
N
O
C
A
K
Yes
Yes
Yes
Yes
Yes
Yes
?
Data
Byte
X
X
X
X
X
X
ACK
Yes
Yes
Yes
No
No
No
?
Cycle
Write
Yes
Yes
Yes
No
No
No