M95256 datasheet(41/43 Pages) STMICROELECTRONICS

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M95256, M95256-W, M95256-R

Revision history

41/43

Revision history

Table 25.

Document revision history

Date

Revision

Changes

17-Nov-1999

2.1

New -V voltage range added (including the tables for DC characteristics,

AC characteristics, and ordering information).

07-Feb-2000

2.2

New -V voltage range extended to M95256 (including AC characteristics,

and ordering information).

22-Feb-2000

2.3

tCLCH and tCHCL, for the M95xxx-V, changed from 1

µs to 100ns

15-Mar-2000

2.4

-V voltage range changed to 2.7-3.6V

29-Jan-2001

2.5

Lead Soldering Temperature in the Absolute Maximum Ratings table

amended

Illustrations and Package Mechanical data updated

12-Jun-2001

2.6

Correction to header of Table 12B

TSSOP14 Illustrations and Package Mechanical data updated

Document promoted from Preliminary Data to Full Data Sheet

08-Feb-2002

2.7

Announcement made of planned upgrade to 10 MHz clock for the 5V, –40

to 85°C, range.

09-Aug-2002

2.8

M95128 split off to its own datasheet. Data added for new and forthcoming

products, including availability of the SO8 narrow package.

24-Feb-2003

2.9

Omission of SO8 narrow package mechanical data remedied

26-Jun-2003

2.10

-V voltage range removed

21-Nov-2003

3.0

Table of contents, and Pb-free options added. -S voltage range extended

to -R. VIL(min) improved to –0.45V

17-Mar-2004

4.0

Absolute Maximum Ratings for VIO(min) and VCC(min) changed. Soldering

temperature information clarified for RoHS compliant devices. Device

grade information clarified

21-Oct-2004

5.0

M95128 datasheet merged back in. Product List summary table added.

AEC-Q100-002 compliance. Device Grade information clarified. tHHQX

corrected to tHHQV. 10MHz product becomes standard

13-Apr-2006

M95128 part numbers removed from document. PDIP8 package removed.

ECC (error correction code) and Write cycling paragraph added.

Section 3.8: Supply voltage (VCC) added and information removed below

Section 4: Operating features.

Power up state removed below Section 6: Delivery state.

Figure 13: SPI modes supported modified and Note 2 added.

Note 1 added to Table 7.

ICC1 specified over the whole VCC range and ICC0 added in Table 13,

Table 14 and Table 15. ICC specified over the whole VCC range in Table 13.

Table 17: AC Characteristics (M95256, Device Grade 6) added.

tCHHL and tCHHH replaced by tCLHL and tCLHH, respectively.

Figure 16: Hold timing modified. Process added to Table 23: Ordering

information scheme. Note 1 added to Table 23.

Note 1 removed from Table 19: AC characteristics (M95256-R).

TA added to Table 6: Absolute maximum ratings.

Order of sections modified.

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