M24256-BRDW6G STMICROELECTRONICS [STMicroelectronics], M24256-BRDW6G Datasheet - Page 18

• Manufacturer Part Number: M24256-BRDW6G
• Description: 512 Kbit and 256 Kbit Serial I2C bus EEPROM with three Chip Enable lines
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Device operation
3.15
18/31
Figure 9.
1. The seven most significant bits of the Device Select Code of a Random Read (in the 1
Acknowledge in Read Mode
For all Read commands, the device waits, after each byte read, for an acknowledgment
during the 9
time, the device terminates the data transfer and switches to its Stand-by mode.
must be identical.
CURRENT
ADDRESS
READ
RANDOM
ADDRESS
READ
SEQUENTIAL
CURRENT
READ
SEQUENTIAL
RANDOM
READ
th
Read mode sequences
bit time. If the bus master does not drive Serial Data (SDA) Low during this
DEV SEL *
DEV SEL *
DEV SEL
DEV SEL
ACK
DATA OUT N
R/W
R/W
R/W
ACK
ACK
ACK
ACK
R/W
NO ACK
DATA OUT 1
BYTE ADDR
BYTE ADDR
DATA OUT
NO ACK
M24512-W, M24512-R, M24256-BW, M24256-BR
ACK
ACK
ACK
BYTE ADDR
BYTE ADDR
ACK
ACK
ACK
DATA OUT N
DEV SEL *
DEV SEL *
NO ACK
R/W
ACK
ACK
R/W
st
DATA OUT 1
and 4
DATA OUT
th
bytes)
AI01105C
NO ACK
ACK