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4256BWP датащи(PDF) 24 Page - STMicroelectronics |
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4256BWP датащи(HTML) 24 Page - STMicroelectronics |
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24 / 25 page ![]() M24128-BW, M24128-BR, M24256-BW, M24256-BR 24/25 REVISION HISTORY Table 21. Document Revision History Date Rev. Description of Revision 28-Dec-1999 2.1 TSSOP8 package added 24-Feb-2000 2.2 E2, E1, E0 must be tied to Vcc or Vss Low Pass Filter Time Constant changed to Glitch Filter 22-Nov-2000 2.3 -V voltage range added 30-Jan-2001 2.4 -V voltage range changed to 2.5V to 3.6V Lead Soldering Temperature in the Absolute Maximum Ratings table amended Write Cycle Polling Flow Chart using ACK illustration updated. SO8(wide) package added References to PSDIP8 changed to PDIP8, and Package Mechanical data updated 01-Jun-2001 2.5 -R voltage range added. Package mechanical data updated for TSSOP8 and TSSOP14 packages according to JEDEC\MO-153 Document promoted from “Preliminary Data” to “Full Data Sheet” 16-Oct-2001 2.6 TSSOP14 package removed Absolute Max Ratings and DC characteristics updated for M24256-BV 09-Nov-2001 2.7 Specification of Test Condition for Leakage Currents in the DC Characteristics table improved 21-Mar-2002 2.8 1 million Erase/Write cycle endurance for M24256-B and M24256-BW products with process letter "V" 18-Oct-2002 3.0 Document reformatted. Parameters changed are: 1 million Erase/Write cycle endurance and 5 ms write time for M24128-B and M24128-BW products with process letter "B". 20-Nov-2002 3.1 Superfluous (and incorrectly present) 100kHz AC Characteristics table for M24256-BR removed. 02-Jun-2003 3.2 Initial delivery state specified. -R and -S ranges are no longer Preliminary Data. Package mechanical data for unavailable package removed. 22-Oct-2003 4.0 Table of contents, and Pb-free options added. Minor wording changes in Summary Description, Power-On Reset, Memory Addressing, Write Operations, Read Operations. VIL(min) improved to -0.45V. 16-Apr-2004 5.0 SO8W package added. Absolute Maximum Ratings for VIO(min) and VCC(min) changed. Soldering temperature information clarified for RoHS compliant devices. 13-Jun-2005 6.0 M24xxx-B, M24xxx-BV and M24xxx-BS removed from the datasheet. Product List summary table added. Power On Reset paragraph updated. Figure 4., Maximum RP Value versus Bus Parasitic Capacitance (C) for an I2C Bus updated. ZL and ZH definition changed. ICC and ICC1 updated in Table 12., DC Characteristics (M24128-BW, M24256-BW). Device Grade information further clarified to Table 20., Ordering Information Scheme. |
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