M24256-WMW6T STMicroelectronics, M24256-WMW6T Datasheet - Page 36

• 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

Revision history
10
36/39
Revision history
Table 28.
27-May-2003
22-Dec-1999
02-Aug-2002
04-Feb-2003
04-Nov-2004
28-Jun-2000
31-Oct-2000
20-Apr-2001
16-Jan-2002
22-Oct-2003
01-Jun-2004
05-Jan-2005
Date
Document revision history
Revision
2.10
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.0
4.0
5.0
6.0
TSSOP8 package in place of TSSOP14 (pp 1, 2, OrderingInfo,
PackageMechData).
TSSOP8 package data corrected
References to Temperature Range 3 removed from Ordering Information
Voltage range -S added, and range -R removed from text and tables
throughout.
Lead Soldering Temperature in the Absolute Maximum Ratings table
amended
Write Cycle Polling Flow Chart using ACK illustration updated
References to PSDIP changed to PDIP and Package Mechanical data
updated
Test condition for I
WC added
-R voltage range added
Document reformatted using new template.
TSSOP8 (3x3mm² body size) package (MSOP8) added.
5ms write time offered for 5V and 2.5V devices
SO8W package removed. -S voltage range removed
TSSOP8 (3x3mm² body size) package (MSOP8) removed
Table of contents, and Pb-free options added. Minor wording changes in
Summary Description, Power-On Reset, Memory Addressing, Write
Operations, Read Operations. V
Absolute Maximum Ratings for V
Soldering temperature information clarified for RoHS compliant devices.
Device Grade clarified
Product List summary table added. Device Grade 3 added. 4.5-5.5V
range is Not for New Design. Some minor wording changes. AEC-Q100-
002 compliance. t
pins of the device. Z
UFDFPN8 package added. Small text changes.
NS
LI
WCL
(max) changed. V
made more precise, and value of I
changed.
Changes
IL
IO
(min) improved to -0.45V.
(min) and V
IL
(min) is the same on all input
M24128, M24C64, M24C32
CC
(min) improved.
LI
for E2-E0 and