m24256-br STMicroelectronics, m24256-br Datasheet - Page 11

• Manufacturer Part Number: m24256-br
• Description: 512 Kbit And 256 Kbit Serial I2c Bus Eeprom With Three Chip Enable Lines
• Manufacturer: STMicroelectronics

M24512-W, M24512-R, M24512-HR, M24256-BW, M24256-BR
Figure 6.
Table 2.
1. The most significant bit, b7, is sent first.
2. E0, E1 and E2 are compared against the respective external pins on the memory device.
Table 3.
Table 4.
Device select code
b15
b7
SCL
SDA
SCL
SDA
SCL
SDA
condition
b14
b6
I
Start
Device select code
Most significant address byte
Least significant address byte
2
C bus protocol
MSB
condition
1
Start
MSB
b13
b5
1
b7
1
Device type identifier
2
2
b6
0
b12
b4
Input
SDA
3
3
b5
1
Change
SDA
b11
b3
(1)
b4
0
7
7
b10
b2
Chip Enable address
b3
E2
8
8
E1
b2
b9
b1
ACK
Signal description
9
condition
ACK
Stop
9
E0
b1
condition
(2)
Stop
b8
b0
AI00792c
RW
RW
b0
11/35