m95256 STMicroelectronics, m95256 Datasheet - Page 42

• Manufacturer Part Number: m95256
• Description: 256 Kbit Serial Spi Bus Eeprom With High Speed Clock
• Manufacturer: STMicroelectronics

Revision history
42/43
Table 25.
13-Apr-2006
15-Oct-2007
Date
Document revision history (continued)
Revision
6
7
M95128 part numbers removed from document. PDIP8 package removed.
ECC (error correction code) and Write cycling
Section 3.8: Supply voltage (VCC)
Section 4: Operating
Power up state removed below
Figure 13: SPI modes supported
Note 1
I
Table 14
Table 17: AC Characteristics (M95256, Device Grade 6)
t
Figure 16: Hold timing
information
Note 1 removed from
T
Order of sections modified.
M95256 with device grade 6 temperature range removed.
Section 3.7: VSS ground
modified. Small text changes.
Section 5.4: Write Status Register
Memory Array (READ)
Write cycling
Note 2 below
removed, replaced by explanatory paragraph.
T
Test conditions modified for I
Table 16: AC characteristics (M95256, device grade
t
characteristics
Blank option removed below Plating technology, process A modified and
process V removed in
Table 24: Available M95256x products (package, voltage range,
temperature grade)
SO8N and SO8W package specifications updated (see
Package
mm and rounded to 3 decimal digits.
CC1
CHHL
W
A
LEAD
modified and “preliminary data” note removed in
added to
specified over the whole V
and t
added to
added to
and
mechanical). Package mechanical data: inches calculated from
CHHH
scheme.
Table 6: Absolute maximum
Table
updated.
Figure 12: Bus master and memory devices on the SPI bus
(M95256-R).
Table 6: Absolute maximum
Table
replaced by t
15. I
added.
Note 1
features.
Table 19: AC characteristics
Table 23: Ordering information
7.
modified.
and
CC
added,
specified over the whole V
Section 5.6.1: ECC (error correction code) and
added to
CC0
CLHL
CC
Section 6: Delivery
Changes
Process
and I
Section 3.8: Supply voltage (VCC)
modified and
range and I
(WRSR),
added and information removed below
and t
Table
CC1
M95256, M95256-W, M95256-R
CLHH
ratings.
added to
, and V
23.
Section 5.5: Read from
ratings.
, respectively.
CC0
paragraph added.
Note 2
IH
added in
(M95256-R).
Table 23: Ordering
state.
min modified in
Table 19: AC
3).
CC
scheme.
added.
Section 10:
range in
added.
Table
Table
13,
13.