M24256-WMW6T STMicroelectronics, M24256-WMW6T Datasheet - Page 10

• Manufacturer Part Number: M24256-WMW6T
• Manufacturer: STMicroelectronics

Specifications of M24256-WMW6T

• Density: 256Kb
• Interface Type: Serial (I2C)
• Organization: 32Kx8
• Access Time (max): 900ns
• Frequency (max): 400KHz
• Write Protection: Yes
• Data Retention: 40Year
• Operating Supply Voltage (typ): 3.3/5V
• Package Type: SOIC
• Operating Temp Range: -40C to 85C
• Supply Current: 1mA
• Operating Supply Voltage (min): 2.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Lead Free Status / Rohs Status: Not Compliant

Signal description
10/39
Figure 5.
Figure 6.
SCL
SDA
SCL
SDA
SCL
SDA
100
10
1
10
Condition
Maximum R
I
Start
2
C bus protocol
MSB
Bus line capacitor (pF)
Condition
1
Start
MSB
1
P
value versus bus parasitic capacitance (C) for an I
100
2
2
Input
SDA
3
3
Change
1000
SDA
f C = 400 kHz, t LOW = 1.3 µs
constant must be less than
500 ns
Rbus x Cbus time
7
7
M24128, M24C64, M24C32
8
8
I²C bus
master
ACK
9
SCL
SDA
Condition
ACK
Stop
9
V
CC
Condition
R
C
bus
bus
2
Stop
C bus
ai14796
M24xxx
AI00792B